[v2,06/79] Use require dwarf2_support

Message ID 20230112030052.3306113-7-tom@tromey.com
State Committed
Headers
Series Rewrite "require" test procedure and use it more often |

Commit Message

Tom Tromey Jan. 12, 2023, 2:59 a.m. UTC
  This changes some tests to use "require dwarf2_support".
---
 gdb/testsuite/gdb.base/until-trailing-insns.exp            | 5 +----
 gdb/testsuite/gdb.compile/compile-ops.exp                  | 4 +---
 gdb/testsuite/gdb.cp/incomplete-type-overload.exp          | 2 +-
 gdb/testsuite/gdb.cp/namelessclass.exp                     | 4 +---
 gdb/testsuite/gdb.cp/nsalias.exp                           | 4 +---
 gdb/testsuite/gdb.dlang/circular.exp                       | 7 +------
 gdb/testsuite/gdb.dlang/watch-loc.exp                      | 7 +------
 gdb/testsuite/gdb.dwarf2/ada-cold-name.exp                 | 4 +---
 gdb/testsuite/gdb.dwarf2/ada-linkage-name.exp              | 4 +---
 gdb/testsuite/gdb.dwarf2/ada-thick-pointer.exp             | 4 +---
 gdb/testsuite/gdb.dwarf2/ada-valprint-error.exp            | 4 +---
 gdb/testsuite/gdb.dwarf2/arr-stride.exp                    | 4 +---
 gdb/testsuite/gdb.dwarf2/arr-subrange.exp                  | 4 +---
 gdb/testsuite/gdb.dwarf2/atomic-type.exp                   | 4 +---
 gdb/testsuite/gdb.dwarf2/bad-regnum.exp                    | 4 +---
 gdb/testsuite/gdb.dwarf2/bitfield-parent-optimized-out.exp | 4 +---
 gdb/testsuite/gdb.dwarf2/callframecfa.exp                  | 4 +---
 gdb/testsuite/gdb.dwarf2/calling-convention.exp            | 4 +---
 gdb/testsuite/gdb.dwarf2/clang-cli-macro.exp               | 4 +---
 gdb/testsuite/gdb.dwarf2/clang-debug-names-2.exp           | 4 +---
 gdb/testsuite/gdb.dwarf2/clang-debug-names.exp             | 4 +---
 gdb/testsuite/gdb.dwarf2/clztest.exp                       | 4 +---
 gdb/testsuite/gdb.dwarf2/comp-unit-lang.exp                | 4 +---
 gdb/testsuite/gdb.dwarf2/corrupt.exp                       | 4 +---
 gdb/testsuite/gdb.dwarf2/count.exp                         | 4 +---
 gdb/testsuite/gdb.dwarf2/cpp-linkage-name.exp              | 4 +---
 gdb/testsuite/gdb.dwarf2/cu-no-addrs.exp                   | 4 +---
 gdb/testsuite/gdb.dwarf2/data-loc.exp                      | 4 +---
 .../gdb.dwarf2/debug-aranges-duplicate-offset-warning.exp  | 5 +----
 gdb/testsuite/gdb.dwarf2/debug-names-bad-cu-index.exp      | 4 +---
 gdb/testsuite/gdb.dwarf2/debug-names-duplicate-cu.exp      | 4 +---
 gdb/testsuite/gdb.dwarf2/debug-names-missing-cu.exp        | 4 +---
 gdb/testsuite/gdb.dwarf2/debug-names-non-ascending-cu.exp  | 4 +---
 gdb/testsuite/gdb.dwarf2/debug-names.exp                   | 4 +---
 gdb/testsuite/gdb.dwarf2/dup-psym.exp                      | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-abs-hi-pc.exp                 | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-ada-ffffffff.exp              | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-align.exp                     | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-anon-mptr.exp                 | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-anonymous-func.exp            | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-bad-elf.exp                   | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-bad-mips-linkage-name.exp     | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-bad-parameter-type.exp        | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-bad-unresolved.exp            | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-basic.exp                     | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-bfloat16.exp                  | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-canonicalize-type.exp         | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-case-insensitive.exp          | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-common-block.exp              | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-compdir-oldgcc.exp            | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-compressed.exp                | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-const.exp                     | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-cp-infcall-ref-static.exp     | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-cu-size.exp                   | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-dir-file-name.exp             | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-disasm-over-non-stmt.exp      | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-dos-drive.exp                 | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-double-set-die-type.exp       | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-dummy-cu.exp                  | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-dup-frame.exp                 | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-empty-namespace.exp           | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-empty-pc-range.exp            | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-entry-value.exp               | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-error.exp                     | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-filename.exp                  | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-fixed-point.exp               | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-icc-opaque.exp                | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-icycle.exp                    | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-ifort-parameter.exp           | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-inheritance.exp               | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-inline-break.exp              | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-inline-header-1.exp           | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-inline-header-2.exp           | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-inline-header-3.exp           | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-inline-many-frames.exp        | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-inline-param.exp              | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-inline-small-func.exp         | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-inline-stepping.exp           | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-inline-with-lexical-scope.exp | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-intercu.exp                   | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-intermix.exp                  | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-is-stmt-2.exp                 | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-is-stmt.exp                   | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-lexical-block-bare.exp        | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-line-number-zero.exp          | 5 +----
 gdb/testsuite/gdb.dwarf2/dw2-linkage-name-trust.exp        | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-main-no-line-number.exp       | 5 +----
 gdb/testsuite/gdb.dwarf2/dw2-minsym-in-cu.exp              | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-missing-cu-tag.exp            | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-modula2-self-type.exp         | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-namespaceless-anonymous.exp   | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-noloc.exp                     | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-objfile-overlap.exp           | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-op-call.exp                   | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-op-out-param.exp              | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-op-stack-value.exp            | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-opt-structptr.exp             | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-out-of-range-end-of-seq.exp   | 5 +----
 gdb/testsuite/gdb.dwarf2/dw2-param-error.exp               | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-producer.exp                  | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-prologue-end.exp              | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-ranges-base.exp               | 5 +----
 gdb/testsuite/gdb.dwarf2/dw2-ranges-func.exp               | 5 +----
 gdb/testsuite/gdb.dwarf2/dw2-ranges-overlap.exp            | 5 +----
 gdb/testsuite/gdb.dwarf2/dw2-ranges-psym-warning.exp       | 5 +----
 gdb/testsuite/gdb.dwarf2/dw2-ranges-psym.exp               | 5 +----
 gdb/testsuite/gdb.dwarf2/dw2-ranges.exp                    | 5 +----
 gdb/testsuite/gdb.dwarf2/dw2-ref-missing-frame.exp         | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-reg-undefined.exp             | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-regno-invalid.exp             | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-restrict.exp                  | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-simple-locdesc.exp            | 4 +---
 .../gdb.dwarf2/dw2-single-line-discriminators.exp          | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-skip-prologue.exp             | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-stack-boundary.exp            | 4 +---
 .../gdb.dwarf2/dw2-step-out-of-function-no-stmt.exp        | 5 +----
 gdb/testsuite/gdb.dwarf2/dw2-strp.exp                      | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-symtab-includes.exp           | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-undefined-ret-addr.exp        | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-unresolved.exp                | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-unspecified-type.exp          | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-unusual-field-names.exp       | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-using-debug-str.exp           | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-var-zero-addr.exp             | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-vendor-extended-opcode.exp    | 5 +----
 gdb/testsuite/gdb.dwarf2/dw2-weird-type-len.exp            | 4 +---
 gdb/testsuite/gdb.dwarf2/dw2-zero-range.exp                | 5 +----
 gdb/testsuite/gdb.dwarf2/dw4-sig-type-unused.exp           | 4 +---
 gdb/testsuite/gdb.dwarf2/dwz.exp                           | 4 +---
 gdb/testsuite/gdb.dwarf2/dwzbuildid.exp                    | 4 +---
 gdb/testsuite/gdb.dwarf2/dwznolink.exp                     | 4 +---
 gdb/testsuite/gdb.dwarf2/dyn-type-unallocated.exp          | 4 +---
 gdb/testsuite/gdb.dwarf2/dynarr-ptr.exp                    | 4 +---
 gdb/testsuite/gdb.dwarf2/enqueued-cu-base-addr.exp         | 4 +---
 gdb/testsuite/gdb.dwarf2/enum-type.exp                     | 4 +---
 gdb/testsuite/gdb.dwarf2/fission-absolute-dwo.exp          | 4 +---
 gdb/testsuite/gdb.dwarf2/fission-base.exp                  | 4 +---
 gdb/testsuite/gdb.dwarf2/fission-loclists-pie.exp          | 4 +---
 gdb/testsuite/gdb.dwarf2/fission-loclists.exp              | 4 +---
 gdb/testsuite/gdb.dwarf2/fission-mix.exp                   | 4 +---
 gdb/testsuite/gdb.dwarf2/fission-multi-cu.exp              | 4 +---
 gdb/testsuite/gdb.dwarf2/fission-relative-dwo.exp          | 4 +---
 gdb/testsuite/gdb.dwarf2/fission-reread.exp                | 4 +---
 gdb/testsuite/gdb.dwarf2/formdata16.exp                    | 4 +---
 gdb/testsuite/gdb.dwarf2/fortran-var-string.exp            | 4 +---
 gdb/testsuite/gdb.dwarf2/frame-inlined-in-outer-frame.exp  | 4 +---
 gdb/testsuite/gdb.dwarf2/gdb-add-index-symlink.exp         | 4 +---
 gdb/testsuite/gdb.dwarf2/gdb-add-index.exp                 | 4 +---
 gdb/testsuite/gdb.dwarf2/gdb-index.exp                     | 4 +---
 gdb/testsuite/gdb.dwarf2/implptr-64bit.exp                 | 4 +---
 gdb/testsuite/gdb.dwarf2/implptr-optimized-out.exp         | 4 +---
 gdb/testsuite/gdb.dwarf2/implptr.exp                       | 4 +---
 gdb/testsuite/gdb.dwarf2/implptrconst.exp                  | 4 +---
 gdb/testsuite/gdb.dwarf2/implptrpiece.exp                  | 4 +---
 gdb/testsuite/gdb.dwarf2/implref-array.exp                 | 4 +---
 gdb/testsuite/gdb.dwarf2/implref-const.exp                 | 4 +---
 gdb/testsuite/gdb.dwarf2/implref-global.exp                | 4 +---
 gdb/testsuite/gdb.dwarf2/implref-struct.exp                | 4 +---
 .../gdb.dwarf2/imported-unit-abstract-const-value.exp      | 4 +---
 gdb/testsuite/gdb.dwarf2/imported-unit-c.exp               | 4 +---
 gdb/testsuite/gdb.dwarf2/imported-unit-runto-main.exp      | 4 +---
 gdb/testsuite/gdb.dwarf2/imported-unit.exp                 | 4 +---
 gdb/testsuite/gdb.dwarf2/info-locals-optimized-out.exp     | 4 +---
 .../gdb.dwarf2/inlined_subroutine-inheritance.exp          | 4 +---
 gdb/testsuite/gdb.dwarf2/intbits.exp                       | 4 +---
 gdb/testsuite/gdb.dwarf2/loc-sec-offset.exp                | 4 +---
 gdb/testsuite/gdb.dwarf2/locexpr-data-member-location.exp  | 4 +---
 gdb/testsuite/gdb.dwarf2/loclists-multiple-cus.exp         | 4 +---
 gdb/testsuite/gdb.dwarf2/loclists-sec-offset.exp           | 4 +---
 gdb/testsuite/gdb.dwarf2/loclists-start-end.exp            | 4 +---
 gdb/testsuite/gdb.dwarf2/mac-fileno.exp                    | 4 +---
 gdb/testsuite/gdb.dwarf2/macro-source-path.exp             | 4 +---
 gdb/testsuite/gdb.dwarf2/main-subprogram.exp               | 4 +---
 gdb/testsuite/gdb.dwarf2/member-ptr-forwardref.exp         | 4 +---
 gdb/testsuite/gdb.dwarf2/method-ptr.exp                    | 4 +---
 gdb/testsuite/gdb.dwarf2/missing-sig-type.exp              | 4 +---
 .../gdb.dwarf2/missing-type-name-for-templates.exp         | 4 +---
 gdb/testsuite/gdb.dwarf2/missing-type-name.exp             | 4 +---
 gdb/testsuite/gdb.dwarf2/multidictionary.exp               | 4 +---
 gdb/testsuite/gdb.dwarf2/negative-data-member-location.exp | 4 +---
 gdb/testsuite/gdb.dwarf2/no-gnu-debuglink.exp              | 4 +---
 gdb/testsuite/gdb.dwarf2/nonvar-access.exp                 | 2 +-
 gdb/testsuite/gdb.dwarf2/nostaticblock.exp                 | 4 +---
 gdb/testsuite/gdb.dwarf2/opaque-type-lookup.exp            | 4 +---
 gdb/testsuite/gdb.dwarf2/pieces-optimized-out.exp          | 4 +---
 gdb/testsuite/gdb.dwarf2/pieces.exp                        | 4 +---
 gdb/testsuite/gdb.dwarf2/pr11465.exp                       | 4 +---
 gdb/testsuite/gdb.dwarf2/pr13961.exp                       | 4 +---
 gdb/testsuite/gdb.dwarf2/rnglists-multiple-cus.exp         | 4 +---
 gdb/testsuite/gdb.dwarf2/rnglists-sec-offset.exp           | 4 +---
 gdb/testsuite/gdb.dwarf2/shortpiece.exp                    | 4 +---
 gdb/testsuite/gdb.dwarf2/staticvirtual.exp                 | 4 +---
 gdb/testsuite/gdb.dwarf2/struct-decl.exp                   | 4 +---
 gdb/testsuite/gdb.dwarf2/struct-with-sig.exp               | 4 +---
 gdb/testsuite/gdb.dwarf2/subrange-enum.exp                 | 4 +---
 gdb/testsuite/gdb.dwarf2/subrange.exp                      | 4 +---
 gdb/testsuite/gdb.dwarf2/symbol_needs_eval_fail.exp        | 4 +---
 gdb/testsuite/gdb.dwarf2/symbol_needs_eval_timeout.exp     | 4 +---
 gdb/testsuite/gdb.dwarf2/symtab-producer.exp               | 4 +---
 .../gdb.dwarf2/template-specification-full-name.exp        | 4 +---
 gdb/testsuite/gdb.dwarf2/trace-crash.exp                   | 4 +---
 gdb/testsuite/gdb.dwarf2/typeddwarf.exp                    | 4 +---
 gdb/testsuite/gdb.dwarf2/typedef-void-finish.exp           | 4 +---
 gdb/testsuite/gdb.dwarf2/utf-rust.exp                      | 4 +---
 gdb/testsuite/gdb.dwarf2/valop.exp                         | 4 +---
 gdb/testsuite/gdb.dwarf2/var-access.exp                    | 4 +---
 gdb/testsuite/gdb.dwarf2/variant.exp                       | 4 +---
 gdb/testsuite/gdb.dwarf2/varval.exp                        | 4 +---
 gdb/testsuite/gdb.dwarf2/void-type.exp                     | 4 +---
 gdb/testsuite/gdb.dwarf2/watch-notconst.exp                | 4 +---
 gdb/testsuite/gdb.linespec/break-asm-file.exp              | 4 +---
 gdb/testsuite/gdb.mi/dw2-ref-missing-frame.exp             | 4 +---
 gdb/testsuite/gdb.mi/mi-reg-undefined.exp                  | 4 +---
 gdb/testsuite/gdb.trace/entry-values.exp                   | 4 +---
 gdb/testsuite/gdb.trace/unavailable-dwarf-piece.exp        | 4 +---
 215 files changed, 215 insertions(+), 661 deletions(-)
  

Patch

diff --git a/gdb/testsuite/gdb.base/until-trailing-insns.exp b/gdb/testsuite/gdb.base/until-trailing-insns.exp
index a68ea995125..00386923a28 100644
--- a/gdb/testsuite/gdb.base/until-trailing-insns.exp
+++ b/gdb/testsuite/gdb.base/until-trailing-insns.exp
@@ -79,10 +79,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    unsupported "dwarf2 support required for this test"
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c .S
 
diff --git a/gdb/testsuite/gdb.compile/compile-ops.exp b/gdb/testsuite/gdb.compile/compile-ops.exp
index 0cc84112a3a..3935d472389 100644
--- a/gdb/testsuite/gdb.compile/compile-ops.exp
+++ b/gdb/testsuite/gdb.compile/compile-ops.exp
@@ -20,9 +20,7 @@  load_lib compile-support.exp
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -dbg.S
 
diff --git a/gdb/testsuite/gdb.cp/incomplete-type-overload.exp b/gdb/testsuite/gdb.cp/incomplete-type-overload.exp
index db7b06eec6f..a2b60e5c3e1 100644
--- a/gdb/testsuite/gdb.cp/incomplete-type-overload.exp
+++ b/gdb/testsuite/gdb.cp/incomplete-type-overload.exp
@@ -22,7 +22,7 @@  load_lib dwarf.exp
 
 if { [skip_cplus_tests] } { return }
 
-if { ![dwarf2_support] } { return }
+require dwarf2_support
 
 standard_testfile .cc .S
 set asm_file [standard_output_file ${srcfile2}]
diff --git a/gdb/testsuite/gdb.cp/namelessclass.exp b/gdb/testsuite/gdb.cp/namelessclass.exp
index 40e71d0b19a..bf4748cd4d3 100644
--- a/gdb/testsuite/gdb.cp/namelessclass.exp
+++ b/gdb/testsuite/gdb.cp/namelessclass.exp
@@ -24,9 +24,7 @@  if {[skip_cplus_tests]} {
 }
 
 # This test can only be run on x86-like targets which support DWARF.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 if {![istarget "x86_64-*-*"] || ![is_lp64_target]} {
     return 0
diff --git a/gdb/testsuite/gdb.cp/nsalias.exp b/gdb/testsuite/gdb.cp/nsalias.exp
index 18abdbe0511..19a36b87df5 100644
--- a/gdb/testsuite/gdb.cp/nsalias.exp
+++ b/gdb/testsuite/gdb.cp/nsalias.exp
@@ -18,9 +18,7 @@ 
 
 load_lib dwarf.exp
 
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 if {[skip_cplus_tests]} {
     return
diff --git a/gdb/testsuite/gdb.dlang/circular.exp b/gdb/testsuite/gdb.dlang/circular.exp
index 102e1b8469a..e2b0b8ad691 100644
--- a/gdb/testsuite/gdb.dlang/circular.exp
+++ b/gdb/testsuite/gdb.dlang/circular.exp
@@ -18,12 +18,7 @@ 
 load_lib "d-support.exp"
 load_lib "dwarf.exp"
 
-if { [skip_d_tests] } { continue }
-
-# This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require !skip_d_tests dwarf2_support
 
 standard_testfile circular.c circular-dw.S
 
diff --git a/gdb/testsuite/gdb.dlang/watch-loc.exp b/gdb/testsuite/gdb.dlang/watch-loc.exp
index 8aaf79d04c1..4b240b13fcf 100644
--- a/gdb/testsuite/gdb.dlang/watch-loc.exp
+++ b/gdb/testsuite/gdb.dlang/watch-loc.exp
@@ -18,12 +18,7 @@ 
 load_lib "d-support.exp"
 load_lib "dwarf.exp"
 
-if { [skip_d_tests] } { return -1 }
-
-# This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require !skip_d_tests dwarf2_support
 
 standard_testfile watch-loc.c watch-loc-dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/ada-cold-name.exp b/gdb/testsuite/gdb.dwarf2/ada-cold-name.exp
index 9ca63bad703..a01cdfec29f 100644
--- a/gdb/testsuite/gdb.dwarf2/ada-cold-name.exp
+++ b/gdb/testsuite/gdb.dwarf2/ada-cold-name.exp
@@ -18,9 +18,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile ada-linkage-name.c -debug.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/ada-linkage-name.exp b/gdb/testsuite/gdb.dwarf2/ada-linkage-name.exp
index 18f732576ca..e8052205ccd 100644
--- a/gdb/testsuite/gdb.dwarf2/ada-linkage-name.exp
+++ b/gdb/testsuite/gdb.dwarf2/ada-linkage-name.exp
@@ -19,9 +19,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -debug.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/ada-thick-pointer.exp b/gdb/testsuite/gdb.dwarf2/ada-thick-pointer.exp
index 729ade94a71..d340fa5fa16 100644
--- a/gdb/testsuite/gdb.dwarf2/ada-thick-pointer.exp
+++ b/gdb/testsuite/gdb.dwarf2/ada-thick-pointer.exp
@@ -19,9 +19,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c -debug.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/ada-valprint-error.exp b/gdb/testsuite/gdb.dwarf2/ada-valprint-error.exp
index cc4c903c331..89e1f76ec79 100644
--- a/gdb/testsuite/gdb.dwarf2/ada-valprint-error.exp
+++ b/gdb/testsuite/gdb.dwarf2/ada-valprint-error.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/arr-stride.exp b/gdb/testsuite/gdb.dwarf2/arr-stride.exp
index d572c03123e..ea036517477 100644
--- a/gdb/testsuite/gdb.dwarf2/arr-stride.exp
+++ b/gdb/testsuite/gdb.dwarf2/arr-stride.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/arr-subrange.exp b/gdb/testsuite/gdb.dwarf2/arr-subrange.exp
index 9f9abdc6c86..d5d9041fced 100644
--- a/gdb/testsuite/gdb.dwarf2/arr-subrange.exp
+++ b/gdb/testsuite/gdb.dwarf2/arr-subrange.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/atomic-type.exp b/gdb/testsuite/gdb.dwarf2/atomic-type.exp
index 10e962184b6..7e5a32a2642 100644
--- a/gdb/testsuite/gdb.dwarf2/atomic-type.exp
+++ b/gdb/testsuite/gdb.dwarf2/atomic-type.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/bad-regnum.exp b/gdb/testsuite/gdb.dwarf2/bad-regnum.exp
index c564d486b98..de9905e304d 100644
--- a/gdb/testsuite/gdb.dwarf2/bad-regnum.exp
+++ b/gdb/testsuite/gdb.dwarf2/bad-regnum.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/bitfield-parent-optimized-out.exp b/gdb/testsuite/gdb.dwarf2/bitfield-parent-optimized-out.exp
index df675c7c812..a1e4d974f72 100644
--- a/gdb/testsuite/gdb.dwarf2/bitfield-parent-optimized-out.exp
+++ b/gdb/testsuite/gdb.dwarf2/bitfield-parent-optimized-out.exp
@@ -19,9 +19,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c .S
 set executable ${testfile}
diff --git a/gdb/testsuite/gdb.dwarf2/callframecfa.exp b/gdb/testsuite/gdb.dwarf2/callframecfa.exp
index 85830a44ee2..4242e08a296 100644
--- a/gdb/testsuite/gdb.dwarf2/callframecfa.exp
+++ b/gdb/testsuite/gdb.dwarf2/callframecfa.exp
@@ -17,9 +17,7 @@  load_lib dwarf.exp
 # Test DW_OP_call_frame_cfa.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 # This test can only be run on x86 targets.
 if {![is_x86_like_target]} {
     return 0  
diff --git a/gdb/testsuite/gdb.dwarf2/calling-convention.exp b/gdb/testsuite/gdb.dwarf2/calling-convention.exp
index 0002001906e..4a3c0a55d8c 100644
--- a/gdb/testsuite/gdb.dwarf2/calling-convention.exp
+++ b/gdb/testsuite/gdb.dwarf2/calling-convention.exp
@@ -27,9 +27,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/clang-cli-macro.exp b/gdb/testsuite/gdb.dwarf2/clang-cli-macro.exp
index a83638a06f1..a24112ad841 100644
--- a/gdb/testsuite/gdb.dwarf2/clang-cli-macro.exp
+++ b/gdb/testsuite/gdb.dwarf2/clang-cli-macro.exp
@@ -23,9 +23,7 @@ 
 
 load_lib dwarf.exp
 
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/clang-debug-names-2.exp b/gdb/testsuite/gdb.dwarf2/clang-debug-names-2.exp
index 8a2a2bdad91..7bc46ce6531 100644
--- a/gdb/testsuite/gdb.dwarf2/clang-debug-names-2.exp
+++ b/gdb/testsuite/gdb.dwarf2/clang-debug-names-2.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -debug.S -foo.c
 
diff --git a/gdb/testsuite/gdb.dwarf2/clang-debug-names.exp b/gdb/testsuite/gdb.dwarf2/clang-debug-names.exp
index dde52e4b2cc..d6ee18b0898 100644
--- a/gdb/testsuite/gdb.dwarf2/clang-debug-names.exp
+++ b/gdb/testsuite/gdb.dwarf2/clang-debug-names.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -debug.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/clztest.exp b/gdb/testsuite/gdb.dwarf2/clztest.exp
index f089b94f344..75dfb15ec20 100644
--- a/gdb/testsuite/gdb.dwarf2/clztest.exp
+++ b/gdb/testsuite/gdb.dwarf2/clztest.exp
@@ -19,9 +19,7 @@  standard_testfile .S
 set test "clztest"
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if ![dwarf2_support] {
-    return 0  
-}
+require dwarf2_support
 
 # This test can only be run on x86-64 targets.
 if {![istarget x86_64-*] || ![is_lp64_target]} {
diff --git a/gdb/testsuite/gdb.dwarf2/comp-unit-lang.exp b/gdb/testsuite/gdb.dwarf2/comp-unit-lang.exp
index a19986a7a60..ba8c2728747 100644
--- a/gdb/testsuite/gdb.dwarf2/comp-unit-lang.exp
+++ b/gdb/testsuite/gdb.dwarf2/comp-unit-lang.exp
@@ -21,9 +21,7 @@  load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use
 # gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/corrupt.exp b/gdb/testsuite/gdb.dwarf2/corrupt.exp
index a7822f86cdd..5966cfbb831 100644
--- a/gdb/testsuite/gdb.dwarf2/corrupt.exp
+++ b/gdb/testsuite/gdb.dwarf2/corrupt.exp
@@ -18,9 +18,7 @@ 
 
 load_lib dwarf.exp
 
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/count.exp b/gdb/testsuite/gdb.dwarf2/count.exp
index ffff96bfc11..0f13fb350f3 100644
--- a/gdb/testsuite/gdb.dwarf2/count.exp
+++ b/gdb/testsuite/gdb.dwarf2/count.exp
@@ -18,9 +18,7 @@ 
 load_lib dwarf.exp
 
 # Only run on targets which support dwarf and gas.
-if { ![dwarf2_support] } {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/cpp-linkage-name.exp b/gdb/testsuite/gdb.dwarf2/cpp-linkage-name.exp
index cc207ecea9d..1caae93f232 100644
--- a/gdb/testsuite/gdb.dwarf2/cpp-linkage-name.exp
+++ b/gdb/testsuite/gdb.dwarf2/cpp-linkage-name.exp
@@ -21,9 +21,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -debug.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/cu-no-addrs.exp b/gdb/testsuite/gdb.dwarf2/cu-no-addrs.exp
index 0cdc9e04ec0..b2ce802a4b1 100644
--- a/gdb/testsuite/gdb.dwarf2/cu-no-addrs.exp
+++ b/gdb/testsuite/gdb.dwarf2/cu-no-addrs.exp
@@ -19,9 +19,7 @@ 
 load_lib "dwarf.exp"
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c cu-no-addrs.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/data-loc.exp b/gdb/testsuite/gdb.dwarf2/data-loc.exp
index 475de3184bd..4ab29ec3030 100644
--- a/gdb/testsuite/gdb.dwarf2/data-loc.exp
+++ b/gdb/testsuite/gdb.dwarf2/data-loc.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/debug-aranges-duplicate-offset-warning.exp b/gdb/testsuite/gdb.dwarf2/debug-aranges-duplicate-offset-warning.exp
index 187eb57281c..4e8ce14defb 100644
--- a/gdb/testsuite/gdb.dwarf2/debug-aranges-duplicate-offset-warning.exp
+++ b/gdb/testsuite/gdb.dwarf2/debug-aranges-duplicate-offset-warning.exp
@@ -17,10 +17,7 @@  load_lib dwarf.exp
 # Test with two aranges entries referring to the same CU.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    verbose "Skipping $gdb_test_file_name."
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/debug-names-bad-cu-index.exp b/gdb/testsuite/gdb.dwarf2/debug-names-bad-cu-index.exp
index bdee91e1fc1..adb302ee33a 100644
--- a/gdb/testsuite/gdb.dwarf2/debug-names-bad-cu-index.exp
+++ b/gdb/testsuite/gdb.dwarf2/debug-names-bad-cu-index.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile _start.c debug-names.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/debug-names-duplicate-cu.exp b/gdb/testsuite/gdb.dwarf2/debug-names-duplicate-cu.exp
index 0f26497933c..ca57ecbfc70 100644
--- a/gdb/testsuite/gdb.dwarf2/debug-names-duplicate-cu.exp
+++ b/gdb/testsuite/gdb.dwarf2/debug-names-duplicate-cu.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile _start.c debug-names.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/debug-names-missing-cu.exp b/gdb/testsuite/gdb.dwarf2/debug-names-missing-cu.exp
index 90e1afb746a..5af32c8d6f2 100644
--- a/gdb/testsuite/gdb.dwarf2/debug-names-missing-cu.exp
+++ b/gdb/testsuite/gdb.dwarf2/debug-names-missing-cu.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile _start.c debug-names.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/debug-names-non-ascending-cu.exp b/gdb/testsuite/gdb.dwarf2/debug-names-non-ascending-cu.exp
index 7830e2f3fe2..d866a3c502b 100644
--- a/gdb/testsuite/gdb.dwarf2/debug-names-non-ascending-cu.exp
+++ b/gdb/testsuite/gdb.dwarf2/debug-names-non-ascending-cu.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile _start.c debug-names.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/debug-names.exp b/gdb/testsuite/gdb.dwarf2/debug-names.exp
index e7a032e3b9b..f718de78f98 100644
--- a/gdb/testsuite/gdb.dwarf2/debug-names.exp
+++ b/gdb/testsuite/gdb.dwarf2/debug-names.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile _start.c debug-names.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dup-psym.exp b/gdb/testsuite/gdb.dwarf2/dup-psym.exp
index 4d470f36ea6..cf7892a3974 100644
--- a/gdb/testsuite/gdb.dwarf2/dup-psym.exp
+++ b/gdb/testsuite/gdb.dwarf2/dup-psym.exp
@@ -17,9 +17,7 @@  load_lib dwarf.exp
 # Minimal DWARF-2 unit test
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-abs-hi-pc.exp b/gdb/testsuite/gdb.dwarf2/dw2-abs-hi-pc.exp
index 397cb38ceef..2ec3d11d8ac 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-abs-hi-pc.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-abs-hi-pc.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-ada-ffffffff.exp b/gdb/testsuite/gdb.dwarf2/dw2-ada-ffffffff.exp
index 7d67f9c8a47..78a344398b6 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-ada-ffffffff.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-ada-ffffffff.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 set executable ${testfile}
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-align.exp b/gdb/testsuite/gdb.dwarf2/dw2-align.exp
index aa54d482c17..c3e1eddd8bb 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-align.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-align.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-anon-mptr.exp b/gdb/testsuite/gdb.dwarf2/dw2-anon-mptr.exp
index c4985e0a49c..96266867dd5 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-anon-mptr.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-anon-mptr.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 if {[skip_cplus_tests]} { continue }
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-anonymous-func.exp b/gdb/testsuite/gdb.dwarf2/dw2-anonymous-func.exp
index 71cedcbebc1..50a229fcbe0 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-anonymous-func.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-anonymous-func.exp
@@ -17,9 +17,7 @@  load_lib dwarf.exp
 # Minimal DWARF-2 unit test
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .S
 set dwarf_srcfile "file1.txt"
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-bad-elf.exp b/gdb/testsuite/gdb.dwarf2/dw2-bad-elf.exp
index cfc3cffe665..185d96c2816 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-bad-elf.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-bad-elf.exp
@@ -30,9 +30,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c -other.S -dwarf.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-bad-mips-linkage-name.exp b/gdb/testsuite/gdb.dwarf2/dw2-bad-mips-linkage-name.exp
index d8c60416d9f..802103da3fe 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-bad-mips-linkage-name.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-bad-mips-linkage-name.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-bad-parameter-type.exp b/gdb/testsuite/gdb.dwarf2/dw2-bad-parameter-type.exp
index 990a3771dd1..3d2c16459c5 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-bad-parameter-type.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-bad-parameter-type.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 set executable ${testfile}
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-bad-unresolved.exp b/gdb/testsuite/gdb.dwarf2/dw2-bad-unresolved.exp
index 6b3b4a72e2e..f4a349dc6ca 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-bad-unresolved.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-bad-unresolved.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .c -2.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-basic.exp b/gdb/testsuite/gdb.dwarf2/dw2-basic.exp
index 9020e40a1e3..9f3a05e47a7 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-basic.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-basic.exp
@@ -17,9 +17,7 @@  load_lib dwarf.exp
 # Minimal DWARF-2 unit test
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 set dwarf_srcfile "file1.txt"
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-bfloat16.exp b/gdb/testsuite/gdb.dwarf2/dw2-bfloat16.exp
index bb66fe754ee..79058cafe7f 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-bfloat16.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-bfloat16.exp
@@ -19,9 +19,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-canonicalize-type.exp b/gdb/testsuite/gdb.dwarf2/dw2-canonicalize-type.exp
index c98ee2a15b5..97674effc49 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-canonicalize-type.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-canonicalize-type.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 # Some targets have leading underscores on assembly symbols.
 set additional_flags [gdb_target_symbol_prefix_flags_asm]
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-case-insensitive.exp b/gdb/testsuite/gdb.dwarf2/dw2-case-insensitive.exp
index 3070c383c08..43dec8de2a8 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-case-insensitive.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-case-insensitive.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .c -debug.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-common-block.exp b/gdb/testsuite/gdb.dwarf2/dw2-common-block.exp
index b56c2794688..58e1eccf27c 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-common-block.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-common-block.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if ![dwarf2_support] {
-    return 0  
-}
+require dwarf2_support
 
 # This test can only be run on x86-64 targets.
 if {![istarget x86_64-*] || ![is_lp64_target]} {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-compdir-oldgcc.exp b/gdb/testsuite/gdb.dwarf2/dw2-compdir-oldgcc.exp
index 6012d0f342c..a68307a4ce6 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-compdir-oldgcc.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-compdir-oldgcc.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 # Some targets have leading underscores on assembly symbols.
 set additional_flags [gdb_target_symbol_prefix_flags_asm]
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-compressed.exp b/gdb/testsuite/gdb.dwarf2/dw2-compressed.exp
index dec6873a1e3..1e87f670d45 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-compressed.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-compressed.exp
@@ -17,9 +17,7 @@  load_lib dwarf.exp
 # Minimal DWARF-2 unit test
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 set dwarf_srcfile "file1.txt"
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-const.exp b/gdb/testsuite/gdb.dwarf2/dw2-const.exp
index e8e16196e97..80eb5fff92d 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-const.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-const.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-cp-infcall-ref-static.exp b/gdb/testsuite/gdb.dwarf2/dw2-cp-infcall-ref-static.exp
index 5c2ebde6503..f0baf76bf4e 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-cp-infcall-ref-static.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-cp-infcall-ref-static.exp
@@ -21,9 +21,7 @@  if { [skip_cplus_tests] } { continue }
 
 load_lib dwarf.exp
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S -main.c
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-cu-size.exp b/gdb/testsuite/gdb.dwarf2/dw2-cu-size.exp
index 23b66a7e2af..e559f52dc0a 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-cu-size.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-cu-size.exp
@@ -20,9 +20,7 @@  load_lib dwarf.exp
 # in the length of the CU.  */
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-dir-file-name.exp b/gdb/testsuite/gdb.dwarf2/dw2-dir-file-name.exp
index 977e541a1c9..2f37d4d7955 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-dir-file-name.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-dir-file-name.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 # This test has hard-wired assumptions that host and build filenames are
 # the same, and assumes POSIX pathname syntax.
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-disasm-over-non-stmt.exp b/gdb/testsuite/gdb.dwarf2/dw2-disasm-over-non-stmt.exp
index d931b28b690..5a92fdf16d0 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-disasm-over-non-stmt.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-disasm-over-non-stmt.exp
@@ -25,9 +25,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # The .c files use __attribute__.
 if ![is_c_compiler_gcc] {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-dos-drive.exp b/gdb/testsuite/gdb.dwarf2/dw2-dos-drive.exp
index 37da078f5b5..58792e130f7 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-dos-drive.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-dos-drive.exp
@@ -14,9 +14,7 @@ 
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 load_lib dwarf.exp
 
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 set executable ${testfile}
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-double-set-die-type.exp b/gdb/testsuite/gdb.dwarf2/dw2-double-set-die-type.exp
index 3654dba1b9b..01c5d1ca1e5 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-double-set-die-type.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-double-set-die-type.exp
@@ -18,9 +18,7 @@  load_lib dwarf.exp
 # introduced by GCC PR debug/40659.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-dummy-cu.exp b/gdb/testsuite/gdb.dwarf2/dw2-dummy-cu.exp
index 4e5a50c8a6d..ec7522df533 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-dummy-cu.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-dummy-cu.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .S
 set executable ${testfile}
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-dup-frame.exp b/gdb/testsuite/gdb.dwarf2/dw2-dup-frame.exp
index f9b1abbbc18..262b9728527 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-dup-frame.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-dup-frame.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # This test can only be run on x86_64 targets.
 if {![istarget "x86_64-*-*"] || ![is_lp64_target]} {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-empty-namespace.exp b/gdb/testsuite/gdb.dwarf2/dw2-empty-namespace.exp
index d9a51f369fd..99c6a0061aa 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-empty-namespace.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-empty-namespace.exp
@@ -17,9 +17,7 @@  load_lib dwarf.exp
 # Test G++ 4.1 producing DW_TAG_namespace with DW_AT_name "::".
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-empty-pc-range.exp b/gdb/testsuite/gdb.dwarf2/dw2-empty-pc-range.exp
index 57b1567f7a1..d154a93ce48 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-empty-pc-range.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-empty-pc-range.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 set executable ${testfile}
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-entry-value.exp b/gdb/testsuite/gdb.dwarf2/dw2-entry-value.exp
index 187ad8ac893..72525029981 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-entry-value.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-entry-value.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 if { [prepare_for_testing "failed to prepare" "dw2-entry-value" {dw2-entry-value-main.c dw2-entry-value.S} {nodebug}] } {
     return -1
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-error.exp b/gdb/testsuite/gdb.dwarf2/dw2-error.exp
index 93378929165..0980f43078f 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-error.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-error.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-filename.exp b/gdb/testsuite/gdb.dwarf2/dw2-filename.exp
index 579b68d4462..3bdac4c1cb8 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-filename.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-filename.exp
@@ -17,9 +17,7 @@  load_lib dwarf.exp
 # Note: Inspired from dw2-basic.exp.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .S
 set dwarf_srcfile "file1.txt"
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-fixed-point.exp b/gdb/testsuite/gdb.dwarf2/dw2-fixed-point.exp
index b172ef5e103..28381791c76 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-fixed-point.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-fixed-point.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile dw2-fixed-point.c dw2-fixed-point-dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-icc-opaque.exp b/gdb/testsuite/gdb.dwarf2/dw2-icc-opaque.exp
index 357717d2d52..36925da5d6d 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-icc-opaque.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-icc-opaque.exp
@@ -19,9 +19,7 @@  load_lib dwarf.exp
 # This is GDB PR symtab/13277.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .S
 set executable ${testfile}
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-icycle.exp b/gdb/testsuite/gdb.dwarf2/dw2-icycle.exp
index b07070f7141..5f719d40116 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-icycle.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-icycle.exp
@@ -18,9 +18,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .S main.c
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-ifort-parameter.exp b/gdb/testsuite/gdb.dwarf2/dw2-ifort-parameter.exp
index cb84bc1f0c7..6529effd6f0 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-ifort-parameter.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-ifort-parameter.exp
@@ -18,9 +18,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-inheritance.exp b/gdb/testsuite/gdb.dwarf2/dw2-inheritance.exp
index 2e246141e30..1c0ab5d0fcd 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-inheritance.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-inheritance.exp
@@ -18,9 +18,7 @@  load_lib dwarf.exp
 # introduced by GCC PR debug/40659.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-inline-break.exp b/gdb/testsuite/gdb.dwarf2/dw2-inline-break.exp
index 53d905dfd4f..bdd7070dca2 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-inline-break.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-inline-break.exp
@@ -19,9 +19,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if ![dwarf2_support] {
-    return 0
-}
+require dwarf2_support
 
 # This test can only be run on x86_64 targets.
 if {![istarget "x86_64-*-*"] || ![is_lp64_target]} {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-inline-header-1.exp b/gdb/testsuite/gdb.dwarf2/dw2-inline-header-1.exp
index bc64c8a31fd..3293d6152c0 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-inline-header-1.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-inline-header-1.exp
@@ -53,9 +53,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # The .c files use __attribute__.
 if ![is_c_compiler_gcc] {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-inline-header-2.exp b/gdb/testsuite/gdb.dwarf2/dw2-inline-header-2.exp
index 7325ec6d97f..5caa9cc9469 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-inline-header-2.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-inline-header-2.exp
@@ -48,9 +48,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # The .c files use __attribute__.
 if ![is_c_compiler_gcc] {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-inline-header-3.exp b/gdb/testsuite/gdb.dwarf2/dw2-inline-header-3.exp
index ca18231d9f7..b98d6003c96 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-inline-header-3.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-inline-header-3.exp
@@ -37,9 +37,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # The .c files use __attribute__.
 if ![is_c_compiler_gcc] {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-inline-many-frames.exp b/gdb/testsuite/gdb.dwarf2/dw2-inline-many-frames.exp
index 7c33f432291..9f5007765eb 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-inline-many-frames.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-inline-many-frames.exp
@@ -26,9 +26,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # The .c files use __attribute__.
 if ![is_c_compiler_gcc] {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-inline-param.exp b/gdb/testsuite/gdb.dwarf2/dw2-inline-param.exp
index 886b9cb64a2..cf81c0fa95b 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-inline-param.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-inline-param.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S -main.c
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-inline-small-func.exp b/gdb/testsuite/gdb.dwarf2/dw2-inline-small-func.exp
index 973118589df..c3120a28223 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-inline-small-func.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-inline-small-func.exp
@@ -27,9 +27,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # The .c files use __attribute__.
 if ![is_c_compiler_gcc] {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-inline-stepping.exp b/gdb/testsuite/gdb.dwarf2/dw2-inline-stepping.exp
index addb6f36e77..87c70a4e1fc 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-inline-stepping.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-inline-stepping.exp
@@ -26,9 +26,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # The .c files use __attribute__.
 if ![is_c_compiler_gcc] {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-inline-with-lexical-scope.exp b/gdb/testsuite/gdb.dwarf2/dw2-inline-with-lexical-scope.exp
index 14b2709737e..fb1c5605e9b 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-inline-with-lexical-scope.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-inline-with-lexical-scope.exp
@@ -20,9 +20,7 @@  load_lib dwarf.exp
 
 # This test can only be run on targets that support DWARF-2 and use
 # gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-intercu.exp b/gdb/testsuite/gdb.dwarf2/dw2-intercu.exp
index 2cea30fc926..f5e5f80aa26 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-intercu.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-intercu.exp
@@ -17,9 +17,7 @@  load_lib dwarf.exp
 # Minimal DWARF-2 unit test
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 set dwarf_srcfile "file1.txt"
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-intermix.exp b/gdb/testsuite/gdb.dwarf2/dw2-intermix.exp
index dae8ea391ba..03d18cc0cda 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-intermix.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-intermix.exp
@@ -17,9 +17,7 @@  load_lib dwarf.exp
 # Intermixed 32-bit and 64-bit DWARF format tests.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 set dwarf_srcfile "file1.txt"
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-is-stmt-2.exp b/gdb/testsuite/gdb.dwarf2/dw2-is-stmt-2.exp
index 904befed535..7e9151da73f 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-is-stmt-2.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-is-stmt-2.exp
@@ -26,9 +26,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # The .c files use __attribute__.
 if ![is_c_compiler_gcc] {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-is-stmt.exp b/gdb/testsuite/gdb.dwarf2/dw2-is-stmt.exp
index dd949a9026f..74faf112594 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-is-stmt.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-is-stmt.exp
@@ -26,9 +26,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # The .c files use __attribute__.
 if ![is_c_compiler_gcc] {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-lexical-block-bare.exp b/gdb/testsuite/gdb.dwarf2/dw2-lexical-block-bare.exp
index e696b495f53..ac0f4d374b5 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-lexical-block-bare.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-lexical-block-bare.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-line-number-zero.exp b/gdb/testsuite/gdb.dwarf2/dw2-line-number-zero.exp
index 0f9d3df96ed..2b473776599 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-line-number-zero.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-line-number-zero.exp
@@ -15,10 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    verbose "Skipping $gdb_test_file_name."
-    return 0
-}
+require dwarf2_support
 
 # The .c files use __attribute__.
 if ![is_c_compiler_gcc] {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-linkage-name-trust.exp b/gdb/testsuite/gdb.dwarf2/dw2-linkage-name-trust.exp
index dec27901ac8..510631c0364 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-linkage-name-trust.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-linkage-name-trust.exp
@@ -21,9 +21,7 @@  if { [skip_cplus_tests] } { continue }
 
 load_lib dwarf.exp
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 set executable ${testfile}
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-main-no-line-number.exp b/gdb/testsuite/gdb.dwarf2/dw2-main-no-line-number.exp
index 1e22e25c048..317ea21574e 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-main-no-line-number.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-main-no-line-number.exp
@@ -19,10 +19,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    verbose "Skipping $gdb_test_file_name."
-    return 0
-}
+require dwarf2_support
 
 # The .c files use __attribute__.
 if ![is_c_compiler_gcc] {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-minsym-in-cu.exp b/gdb/testsuite/gdb.dwarf2/dw2-minsym-in-cu.exp
index 4aedfc545c3..8e3f1517988 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-minsym-in-cu.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-minsym-in-cu.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 # This testfile has reproducibility only with cc-with-index.sh.
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-missing-cu-tag.exp b/gdb/testsuite/gdb.dwarf2/dw2-missing-cu-tag.exp
index 92353ca487e..8f8dac6f94f 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-missing-cu-tag.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-missing-cu-tag.exp
@@ -21,9 +21,7 @@  load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use
 # gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-modula2-self-type.exp b/gdb/testsuite/gdb.dwarf2/dw2-modula2-self-type.exp
index 3a1818da868..a76d9653bad 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-modula2-self-type.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-modula2-self-type.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-namespaceless-anonymous.exp b/gdb/testsuite/gdb.dwarf2/dw2-namespaceless-anonymous.exp
index c13e502d547..5ee799b73c9 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-namespaceless-anonymous.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-namespaceless-anonymous.exp
@@ -17,9 +17,7 @@  load_lib dwarf.exp
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-noloc.exp b/gdb/testsuite/gdb.dwarf2/dw2-noloc.exp
index e7769e08e33..b10050f59b0 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-noloc.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-noloc.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 if { [prepare_for_testing "failed to prepare" "dw2-noloc" {dw2-noloc-main.c dw2-noloc.S} {nodebug}] } {
     return -1
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-objfile-overlap.exp b/gdb/testsuite/gdb.dwarf2/dw2-objfile-overlap.exp
index 2589b76aa2b..dd461c33d38 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-objfile-overlap.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-objfile-overlap.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-op-call.exp b/gdb/testsuite/gdb.dwarf2/dw2-op-call.exp
index 500eb031400..c1de099317f 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-op-call.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-op-call.exp
@@ -17,9 +17,7 @@  load_lib dwarf.exp
 # Test DW_OP_call2 and DW_OP_call4, PR gdb/10640.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0   
-}
+require dwarf2_support
 
 standard_testfile .S main.c
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-op-out-param.exp b/gdb/testsuite/gdb.dwarf2/dw2-op-out-param.exp
index ce028349109..535e74d255d 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-op-out-param.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-op-out-param.exp
@@ -18,9 +18,7 @@  load_lib dwarf.exp
 set test "dw2-op-out-param"
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if ![dwarf2_support] {
-    return 0
-}
+require dwarf2_support
 
 # This test can only be run on x86-64 targets.
 if {![istarget x86_64-*] || ![is_lp64_target]} {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-op-stack-value.exp b/gdb/testsuite/gdb.dwarf2/dw2-op-stack-value.exp
index a3fcd6808ea..17ccb648de2 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-op-stack-value.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-op-stack-value.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0   
-}
+require dwarf2_support
 
 # Some targets have leading underscores on assembly symbols.
 set additional_flags [gdb_target_symbol_prefix_flags_asm]
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-opt-structptr.exp b/gdb/testsuite/gdb.dwarf2/dw2-opt-structptr.exp
index 7298097ce6c..ae6c58f2434 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-opt-structptr.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-opt-structptr.exp
@@ -24,9 +24,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-out-of-range-end-of-seq.exp b/gdb/testsuite/gdb.dwarf2/dw2-out-of-range-end-of-seq.exp
index 03b1346660a..5e44badb179 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-out-of-range-end-of-seq.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-out-of-range-end-of-seq.exp
@@ -19,10 +19,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    verbose "Skipping $gdb_test_file_name."
-    return 0
-}
+require dwarf2_support
 
 # The .c files use __attribute__.
 if ![is_c_compiler_gcc] {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-param-error.exp b/gdb/testsuite/gdb.dwarf2/dw2-param-error.exp
index 683349d256e..3d1fe8909f0 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-param-error.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-param-error.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S -main.c
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-producer.exp b/gdb/testsuite/gdb.dwarf2/dw2-producer.exp
index 12944a81f0c..ad45bbd94b5 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-producer.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-producer.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 set dwarf_srcfile "file1.txt"
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-prologue-end.exp b/gdb/testsuite/gdb.dwarf2/dw2-prologue-end.exp
index 3ab12cdcaf2..0cbdaa01cc5 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-prologue-end.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-prologue-end.exp
@@ -19,9 +19,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-ranges-base.exp b/gdb/testsuite/gdb.dwarf2/dw2-ranges-base.exp
index 58d62f9e588..6fd837c97df 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-ranges-base.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-ranges-base.exp
@@ -18,10 +18,7 @@  load_lib dwarf.exp
 # DW_AT_high_pc but with DW_AT_ranges instead.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    verbose "Skipping $gdb_test_file_name."
-    return 0
-}
+require dwarf2_support
 
 # The .c files use __attribute__.
 if ![is_c_compiler_gcc] {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-ranges-func.exp b/gdb/testsuite/gdb.dwarf2/dw2-ranges-func.exp
index 8aefbc9e0ee..7db7cd2e3f6 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-ranges-func.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-ranges-func.exp
@@ -17,10 +17,7 @@  load_lib dwarf.exp
 # Test DW_AT_ranges in the context of a subprogram scope.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    unsupported "dwarf2 support required for this test"
-    return 0
-}
+require dwarf2_support
 
 if ![is_c_compiler_gcc] {
     unsupported "gcc required for this test"
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-ranges-overlap.exp b/gdb/testsuite/gdb.dwarf2/dw2-ranges-overlap.exp
index f6560509ffc..bb92d7e66d6 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-ranges-overlap.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-ranges-overlap.exp
@@ -22,10 +22,7 @@  load_lib dwarf.exp
 # instead.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    verbose "Skipping $gdb_test_file_name."
-    return 0
-}
+require dwarf2_support
 
 # The .c files use __attribute__.
 if ![is_c_compiler_gcc] {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-ranges-psym-warning.exp b/gdb/testsuite/gdb.dwarf2/dw2-ranges-psym-warning.exp
index 032e0c8db59..79da50db77c 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-ranges-psym-warning.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-ranges-psym-warning.exp
@@ -18,10 +18,7 @@  load_lib dwarf.exp
 # Check psymtabs addrmaps generated from DW_AT_ranges of functions.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    unsupported "dwarf2 support required for this test"
-    return 0
-}
+require dwarf2_support
 
 standard_testfile -main.c .c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-ranges-psym.exp b/gdb/testsuite/gdb.dwarf2/dw2-ranges-psym.exp
index d82f700c94c..e195969fd68 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-ranges-psym.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-ranges-psym.exp
@@ -18,10 +18,7 @@  load_lib dwarf.exp
 # Test that psymbols are made when DW_AT_ranges is used.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    unsupported "dwarf2 support required for this test"
-    return 0
-}
+require dwarf2_support
 
 if ![is_c_compiler_gcc] {
     unsupported "gcc required for this test"
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-ranges.exp b/gdb/testsuite/gdb.dwarf2/dw2-ranges.exp
index 2fff9adc5e8..de272c875fd 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-ranges.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-ranges.exp
@@ -18,10 +18,7 @@  load_lib dwarf.exp
 # DW_AT_high_pc but with DW_AT_ranges instead.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    verbose "Skipping $gdb_test_file_name."
-    return 0  
-}
+require dwarf2_support
 
 # The .c files use __attribute__.
 if ![is_c_compiler_gcc] {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-ref-missing-frame.exp b/gdb/testsuite/gdb.dwarf2/dw2-ref-missing-frame.exp
index 5a722b7a249..d9a552a8c9d 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-ref-missing-frame.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-ref-missing-frame.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S -func.c -main.c
 lassign [function_range func_nofb \
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-reg-undefined.exp b/gdb/testsuite/gdb.dwarf2/dw2-reg-undefined.exp
index 1dfde9f2cd8..06dd4dc3723 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-reg-undefined.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-reg-undefined.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # This test can only be run on x86_64 targets.
 if {![istarget "x86_64-*-*"] || ![is_lp64_target]} {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-regno-invalid.exp b/gdb/testsuite/gdb.dwarf2/dw2-regno-invalid.exp
index 574e4c42739..a5258821df0 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-regno-invalid.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-regno-invalid.exp
@@ -18,9 +18,7 @@  load_lib dwarf.exp
 # in DWARF.  clang-3.5.0-9.fc22.x86_64 produced it inside DW_AT_location.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-restrict.exp b/gdb/testsuite/gdb.dwarf2/dw2-restrict.exp
index 93a38ad4a55..d51cb8e0b7a 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-restrict.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-restrict.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # This test can only be run on x86-64 targets.
 if {![istarget x86_64-*] || ![is_lp64_target]} {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-simple-locdesc.exp b/gdb/testsuite/gdb.dwarf2/dw2-simple-locdesc.exp
index 5dd4707b004..083c8026fd3 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-simple-locdesc.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-simple-locdesc.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-single-line-discriminators.exp b/gdb/testsuite/gdb.dwarf2/dw2-single-line-discriminators.exp
index 0ecf22de0de..dfb531371eb 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-single-line-discriminators.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-single-line-discriminators.exp
@@ -19,9 +19,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if ![dwarf2_support] {
-    return 0  
-}
+require dwarf2_support
 
 # This test can only be run on x86-64 targets.
 if {![istarget x86_64-*] || ![is_lp64_target]} {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-skip-prologue.exp b/gdb/testsuite/gdb.dwarf2/dw2-skip-prologue.exp
index 7a1f3a401fc..966de06fe17 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-skip-prologue.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-skip-prologue.exp
@@ -32,9 +32,7 @@  load_lib dwarf.exp
 # end of main                                         func_end
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile
 set executable ${testfile}
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-stack-boundary.exp b/gdb/testsuite/gdb.dwarf2/dw2-stack-boundary.exp
index 7befe1c850b..a3b9dd075e1 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-stack-boundary.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-stack-boundary.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-step-out-of-function-no-stmt.exp b/gdb/testsuite/gdb.dwarf2/dw2-step-out-of-function-no-stmt.exp
index 11092f95934..5073611e230 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-step-out-of-function-no-stmt.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-step-out-of-function-no-stmt.exp
@@ -28,10 +28,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    verbose "Skipping $gdb_test_file_name."
-    return 0
-}
+require dwarf2_support
 
 # The .c files use __attribute__.
 if ![is_c_compiler_gcc] {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-strp.exp b/gdb/testsuite/gdb.dwarf2/dw2-strp.exp
index a85378282c9..2bbd66444a1 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-strp.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-strp.exp
@@ -18,9 +18,7 @@  load_lib dwarf.exp
 # are unreferenced in code, and whose contents appear in .debug_str.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-symtab-includes.exp b/gdb/testsuite/gdb.dwarf2/dw2-symtab-includes.exp
index cac6e14d874..9d81155b5b0 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-symtab-includes.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-symtab-includes.exp
@@ -19,9 +19,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-undefined-ret-addr.exp b/gdb/testsuite/gdb.dwarf2/dw2-undefined-ret-addr.exp
index 0181a612eb6..e532c4cb8f2 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-undefined-ret-addr.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-undefined-ret-addr.exp
@@ -17,9 +17,7 @@  load_lib dwarf.exp
 standard_testfile .S
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if ![dwarf2_support] {
-    return 0
-}
+require dwarf2_support
 
 # This test can only be run on x86-64 targets.
 if {![istarget x86_64-*] || ![is_lp64_target]} {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-unresolved.exp b/gdb/testsuite/gdb.dwarf2/dw2-unresolved.exp
index 95d76454236..9f6a4ac251b 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-unresolved.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-unresolved.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 # Some targets have leading underscores on assembly symbols.
 set additional_flags [gdb_target_symbol_prefix_flags_asm]
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-unspecified-type.exp b/gdb/testsuite/gdb.dwarf2/dw2-unspecified-type.exp
index a353395592e..5fa6ee544b2 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-unspecified-type.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-unspecified-type.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -foo.c dwz.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-unusual-field-names.exp b/gdb/testsuite/gdb.dwarf2/dw2-unusual-field-names.exp
index 531ebcdd80f..b94f5c95fe0 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-unusual-field-names.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-unusual-field-names.exp
@@ -30,9 +30,7 @@  load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use
 # gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c .S
 set asm_file [standard_output_file $srcfile2]
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-using-debug-str.exp b/gdb/testsuite/gdb.dwarf2/dw2-using-debug-str.exp
index f11d5297462..e921c105d0d 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-using-debug-str.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-using-debug-str.exp
@@ -20,9 +20,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-var-zero-addr.exp b/gdb/testsuite/gdb.dwarf2/dw2-var-zero-addr.exp
index 64aacd8fd7c..2b4fd0e3995 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-var-zero-addr.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-var-zero-addr.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S main.c
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-vendor-extended-opcode.exp b/gdb/testsuite/gdb.dwarf2/dw2-vendor-extended-opcode.exp
index 19aaea98a65..c5a59f04aa8 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-vendor-extended-opcode.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-vendor-extended-opcode.exp
@@ -15,10 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    verbose "Skipping $gdb_test_file_name."
-    return 0
-}
+require dwarf2_support
 
 # The .c files use __attribute__.
 if ![is_c_compiler_gcc] {
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-weird-type-len.exp b/gdb/testsuite/gdb.dwarf2/dw2-weird-type-len.exp
index 2cedd0257e1..63e75fb6343 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-weird-type-len.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-weird-type-len.exp
@@ -23,9 +23,7 @@  if {![istarget x86_64-*] || ![is_lp64_target]} {
 }
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dw2-zero-range.exp b/gdb/testsuite/gdb.dwarf2/dw2-zero-range.exp
index 6309360355c..733116f18e0 100644
--- a/gdb/testsuite/gdb.dwarf2/dw2-zero-range.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw2-zero-range.exp
@@ -19,10 +19,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    verbose "Skipping $gdb_test_file_name."
-    return 0
-}
+require dwarf2_support
 
 if {[skip_shlib_tests]} {
     return 0
diff --git a/gdb/testsuite/gdb.dwarf2/dw4-sig-type-unused.exp b/gdb/testsuite/gdb.dwarf2/dw4-sig-type-unused.exp
index c6dc98e21f6..92df97e949b 100644
--- a/gdb/testsuite/gdb.dwarf2/dw4-sig-type-unused.exp
+++ b/gdb/testsuite/gdb.dwarf2/dw4-sig-type-unused.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 set executable ${testfile}
diff --git a/gdb/testsuite/gdb.dwarf2/dwz.exp b/gdb/testsuite/gdb.dwarf2/dwz.exp
index 26819b2cdba..f0cf51cfc47 100644
--- a/gdb/testsuite/gdb.dwarf2/dwz.exp
+++ b/gdb/testsuite/gdb.dwarf2/dwz.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c dwz.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dwzbuildid.exp b/gdb/testsuite/gdb.dwarf2/dwzbuildid.exp
index 0bb2325b1f7..48fc619f869 100644
--- a/gdb/testsuite/gdb.dwarf2/dwzbuildid.exp
+++ b/gdb/testsuite/gdb.dwarf2/dwzbuildid.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # No remote host testing either.
 if {[is_remote host]} {
diff --git a/gdb/testsuite/gdb.dwarf2/dwznolink.exp b/gdb/testsuite/gdb.dwarf2/dwznolink.exp
index cdd95f32a3e..a03bff29068 100644
--- a/gdb/testsuite/gdb.dwarf2/dwznolink.exp
+++ b/gdb/testsuite/gdb.dwarf2/dwznolink.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # No remote host testing either.
 if {[is_remote host]} {
diff --git a/gdb/testsuite/gdb.dwarf2/dyn-type-unallocated.exp b/gdb/testsuite/gdb.dwarf2/dyn-type-unallocated.exp
index 49064eb953e..88fd331781d 100644
--- a/gdb/testsuite/gdb.dwarf2/dyn-type-unallocated.exp
+++ b/gdb/testsuite/gdb.dwarf2/dyn-type-unallocated.exp
@@ -34,9 +34,7 @@ 
 
 load_lib dwarf.exp
 
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/dynarr-ptr.exp b/gdb/testsuite/gdb.dwarf2/dynarr-ptr.exp
index 90f6478f528..6e4a331eca8 100644
--- a/gdb/testsuite/gdb.dwarf2/dynarr-ptr.exp
+++ b/gdb/testsuite/gdb.dwarf2/dynarr-ptr.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/enqueued-cu-base-addr.exp b/gdb/testsuite/gdb.dwarf2/enqueued-cu-base-addr.exp
index 89aaf463e2e..658a9a4bb79 100644
--- a/gdb/testsuite/gdb.dwarf2/enqueued-cu-base-addr.exp
+++ b/gdb/testsuite/gdb.dwarf2/enqueued-cu-base-addr.exp
@@ -18,9 +18,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-};
+require dwarf2_support
 
 standard_testfile main.c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/enum-type.exp b/gdb/testsuite/gdb.dwarf2/enum-type.exp
index b91aaa9adf7..4c14c556cda 100644
--- a/gdb/testsuite/gdb.dwarf2/enum-type.exp
+++ b/gdb/testsuite/gdb.dwarf2/enum-type.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/fission-absolute-dwo.exp b/gdb/testsuite/gdb.dwarf2/fission-absolute-dwo.exp
index ddb407cd1b4..6f1d07de925 100644
--- a/gdb/testsuite/gdb.dwarf2/fission-absolute-dwo.exp
+++ b/gdb/testsuite/gdb.dwarf2/fission-absolute-dwo.exp
@@ -21,9 +21,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/fission-base.exp b/gdb/testsuite/gdb.dwarf2/fission-base.exp
index 5f1d58b912b..c3338c2951d 100644
--- a/gdb/testsuite/gdb.dwarf2/fission-base.exp
+++ b/gdb/testsuite/gdb.dwarf2/fission-base.exp
@@ -21,9 +21,7 @@  if [is_remote host] {
 }
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if ![dwarf2_support] {
-    return 0  
-}
+require dwarf2_support
 
 # This test can only be run on x86-64 targets.
 if {![istarget x86_64-*] || ![is_lp64_target]} {
diff --git a/gdb/testsuite/gdb.dwarf2/fission-loclists-pie.exp b/gdb/testsuite/gdb.dwarf2/fission-loclists-pie.exp
index 9ee16af6a0c..c13450da03d 100644
--- a/gdb/testsuite/gdb.dwarf2/fission-loclists-pie.exp
+++ b/gdb/testsuite/gdb.dwarf2/fission-loclists-pie.exp
@@ -26,9 +26,7 @@  if [is_remote host] {
 }
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if ![dwarf2_support] {
-    return 0  
-}
+require dwarf2_support
 
 # This test can only be run on x86-64 targets.
 if {![istarget x86_64-*] || ![is_lp64_target]} {
diff --git a/gdb/testsuite/gdb.dwarf2/fission-loclists.exp b/gdb/testsuite/gdb.dwarf2/fission-loclists.exp
index 5ac723f784d..31c7bcafbaf 100644
--- a/gdb/testsuite/gdb.dwarf2/fission-loclists.exp
+++ b/gdb/testsuite/gdb.dwarf2/fission-loclists.exp
@@ -21,9 +21,7 @@  if [is_remote host] {
 }
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if ![dwarf2_support] {
-    return 0  
-}
+require dwarf2_support
 
 # This test can only be run on x86-64 targets.
 if {![istarget x86_64-*] || ![is_lp64_target]} {
diff --git a/gdb/testsuite/gdb.dwarf2/fission-mix.exp b/gdb/testsuite/gdb.dwarf2/fission-mix.exp
index 223eab90864..a396747714d 100644
--- a/gdb/testsuite/gdb.dwarf2/fission-mix.exp
+++ b/gdb/testsuite/gdb.dwarf2/fission-mix.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2.
-if ![dwarf2_support] {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .c -2.c
 set objfile [standard_output_file ${testfile}.o]
diff --git a/gdb/testsuite/gdb.dwarf2/fission-multi-cu.exp b/gdb/testsuite/gdb.dwarf2/fission-multi-cu.exp
index 104aba1d4ba..7bdf6271f5a 100644
--- a/gdb/testsuite/gdb.dwarf2/fission-multi-cu.exp
+++ b/gdb/testsuite/gdb.dwarf2/fission-multi-cu.exp
@@ -24,9 +24,7 @@  if [is_remote host] {
 }
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if ![dwarf2_support] {
-    return 0
-}
+require dwarf2_support
 
 # We place the entire source code for the test into a single .c file,
 # but we generate the DWARF in two separate .S files.  Each .S is
diff --git a/gdb/testsuite/gdb.dwarf2/fission-relative-dwo.exp b/gdb/testsuite/gdb.dwarf2/fission-relative-dwo.exp
index 22a5f479c50..b29495aec0b 100644
--- a/gdb/testsuite/gdb.dwarf2/fission-relative-dwo.exp
+++ b/gdb/testsuite/gdb.dwarf2/fission-relative-dwo.exp
@@ -19,9 +19,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/fission-reread.exp b/gdb/testsuite/gdb.dwarf2/fission-reread.exp
index c66820857cd..0ef2b134ea0 100644
--- a/gdb/testsuite/gdb.dwarf2/fission-reread.exp
+++ b/gdb/testsuite/gdb.dwarf2/fission-reread.exp
@@ -21,9 +21,7 @@  if [is_remote host] {
 }
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if ![dwarf2_support] {
-    return 0  
-}
+require dwarf2_support
 
 # Some targets have leading underscores on assembly symbols.
 set additional_flags [gdb_target_symbol_prefix_flags_asm]
diff --git a/gdb/testsuite/gdb.dwarf2/formdata16.exp b/gdb/testsuite/gdb.dwarf2/formdata16.exp
index b6a475de839..23669644df7 100644
--- a/gdb/testsuite/gdb.dwarf2/formdata16.exp
+++ b/gdb/testsuite/gdb.dwarf2/formdata16.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile main.c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/fortran-var-string.exp b/gdb/testsuite/gdb.dwarf2/fortran-var-string.exp
index 9ba00009cb5..c733318f14e 100644
--- a/gdb/testsuite/gdb.dwarf2/fortran-var-string.exp
+++ b/gdb/testsuite/gdb.dwarf2/fortran-var-string.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/frame-inlined-in-outer-frame.exp b/gdb/testsuite/gdb.dwarf2/frame-inlined-in-outer-frame.exp
index 0915ee4de13..95093c8529c 100644
--- a/gdb/testsuite/gdb.dwarf2/frame-inlined-in-outer-frame.exp
+++ b/gdb/testsuite/gdb.dwarf2/frame-inlined-in-outer-frame.exp
@@ -30,9 +30,7 @@  require !use_gdb_stub
 
 load_lib dwarf.exp
 
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/gdb-add-index-symlink.exp b/gdb/testsuite/gdb.dwarf2/gdb-add-index-symlink.exp
index d8ed180e31b..b9d99c314dc 100644
--- a/gdb/testsuite/gdb.dwarf2/gdb-add-index-symlink.exp
+++ b/gdb/testsuite/gdb.dwarf2/gdb-add-index-symlink.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c
 
diff --git a/gdb/testsuite/gdb.dwarf2/gdb-add-index.exp b/gdb/testsuite/gdb.dwarf2/gdb-add-index.exp
index 248bb28aabf..4ecf4408c38 100644
--- a/gdb/testsuite/gdb.dwarf2/gdb-add-index.exp
+++ b/gdb/testsuite/gdb.dwarf2/gdb-add-index.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c
 
diff --git a/gdb/testsuite/gdb.dwarf2/gdb-index.exp b/gdb/testsuite/gdb.dwarf2/gdb-index.exp
index a3dcb443c9e..8a12e35f353 100644
--- a/gdb/testsuite/gdb.dwarf2/gdb-index.exp
+++ b/gdb/testsuite/gdb.dwarf2/gdb-index.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c
 
diff --git a/gdb/testsuite/gdb.dwarf2/implptr-64bit.exp b/gdb/testsuite/gdb.dwarf2/implptr-64bit.exp
index ee71dd79173..4c40742f7cd 100644
--- a/gdb/testsuite/gdb.dwarf2/implptr-64bit.exp
+++ b/gdb/testsuite/gdb.dwarf2/implptr-64bit.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile main.c
 
diff --git a/gdb/testsuite/gdb.dwarf2/implptr-optimized-out.exp b/gdb/testsuite/gdb.dwarf2/implptr-optimized-out.exp
index 09241676c4f..e3a613d6fe9 100644
--- a/gdb/testsuite/gdb.dwarf2/implptr-optimized-out.exp
+++ b/gdb/testsuite/gdb.dwarf2/implptr-optimized-out.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile main.c .S
 set executable ${testfile}
diff --git a/gdb/testsuite/gdb.dwarf2/implptr.exp b/gdb/testsuite/gdb.dwarf2/implptr.exp
index 9da6afecaa2..a309994ecff 100644
--- a/gdb/testsuite/gdb.dwarf2/implptr.exp
+++ b/gdb/testsuite/gdb.dwarf2/implptr.exp
@@ -17,9 +17,7 @@  load_lib dwarf.exp
 # Test DW_OP_GNU_implicit_pointer.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 set csrcfile ${testfile}.c
diff --git a/gdb/testsuite/gdb.dwarf2/implptrconst.exp b/gdb/testsuite/gdb.dwarf2/implptrconst.exp
index 24e1341b8bf..266fef4e836 100644
--- a/gdb/testsuite/gdb.dwarf2/implptrconst.exp
+++ b/gdb/testsuite/gdb.dwarf2/implptrconst.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 if { [skip_cplus_tests] } { continue }
 
diff --git a/gdb/testsuite/gdb.dwarf2/implptrpiece.exp b/gdb/testsuite/gdb.dwarf2/implptrpiece.exp
index d895c7e1fbe..b30cf2ec48c 100644
--- a/gdb/testsuite/gdb.dwarf2/implptrpiece.exp
+++ b/gdb/testsuite/gdb.dwarf2/implptrpiece.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 if { [skip_cplus_tests] } { continue }
 
diff --git a/gdb/testsuite/gdb.dwarf2/implref-array.exp b/gdb/testsuite/gdb.dwarf2/implref-array.exp
index 5ca94e9ad78..985d8f70e72 100644
--- a/gdb/testsuite/gdb.dwarf2/implref-array.exp
+++ b/gdb/testsuite/gdb.dwarf2/implref-array.exp
@@ -23,9 +23,7 @@  if [skip_cplus_tests] {
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if ![dwarf2_support] {
-    return 0
-}
+require dwarf2_support
 
 # We'll place the output of Dwarf::assemble in implref-array.S.
 standard_testfile .c .S
diff --git a/gdb/testsuite/gdb.dwarf2/implref-const.exp b/gdb/testsuite/gdb.dwarf2/implref-const.exp
index db9f770ac87..fb1a95838f9 100644
--- a/gdb/testsuite/gdb.dwarf2/implref-const.exp
+++ b/gdb/testsuite/gdb.dwarf2/implref-const.exp
@@ -23,9 +23,7 @@  if [skip_cplus_tests] {
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if ![dwarf2_support] {
-    return 0
-}
+require dwarf2_support
 
 # We'll place the output of Dwarf::assemble in implref-const.S.
 standard_testfile main.c .S
diff --git a/gdb/testsuite/gdb.dwarf2/implref-global.exp b/gdb/testsuite/gdb.dwarf2/implref-global.exp
index 26778593313..1532d11f5d9 100644
--- a/gdb/testsuite/gdb.dwarf2/implref-global.exp
+++ b/gdb/testsuite/gdb.dwarf2/implref-global.exp
@@ -23,9 +23,7 @@  if [skip_cplus_tests] {
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if ![dwarf2_support] {
-    return 0
-}
+require dwarf2_support
 
 # We'll place the output of Dwarf::assemble in implref-global.S.
 standard_testfile .c .S
diff --git a/gdb/testsuite/gdb.dwarf2/implref-struct.exp b/gdb/testsuite/gdb.dwarf2/implref-struct.exp
index 0961f0a510d..455b38cf8cd 100644
--- a/gdb/testsuite/gdb.dwarf2/implref-struct.exp
+++ b/gdb/testsuite/gdb.dwarf2/implref-struct.exp
@@ -23,9 +23,7 @@  if [skip_cplus_tests] {
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if ![dwarf2_support] {
-    return 0
-}
+require dwarf2_support
 
 # We'll place the output of Dwarf::assemble in implref-struct.S.
 standard_testfile .c .S
diff --git a/gdb/testsuite/gdb.dwarf2/imported-unit-abstract-const-value.exp b/gdb/testsuite/gdb.dwarf2/imported-unit-abstract-const-value.exp
index 0c542423901..052f893f5da 100644
--- a/gdb/testsuite/gdb.dwarf2/imported-unit-abstract-const-value.exp
+++ b/gdb/testsuite/gdb.dwarf2/imported-unit-abstract-const-value.exp
@@ -19,9 +19,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-};
+require dwarf2_support
 
 standard_testfile main.c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/imported-unit-c.exp b/gdb/testsuite/gdb.dwarf2/imported-unit-c.exp
index 14047ab8eb9..521ccc3a8c0 100644
--- a/gdb/testsuite/gdb.dwarf2/imported-unit-c.exp
+++ b/gdb/testsuite/gdb.dwarf2/imported-unit-c.exp
@@ -1,9 +1,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-};
+require dwarf2_support
 
 standard_testfile main-foo.c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/imported-unit-runto-main.exp b/gdb/testsuite/gdb.dwarf2/imported-unit-runto-main.exp
index 09c26ebaaf5..dea3f3fe461 100644
--- a/gdb/testsuite/gdb.dwarf2/imported-unit-runto-main.exp
+++ b/gdb/testsuite/gdb.dwarf2/imported-unit-runto-main.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-};
+require dwarf2_support
 
 standard_testfile main.c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/imported-unit.exp b/gdb/testsuite/gdb.dwarf2/imported-unit.exp
index c7d3741dfb0..4806ae19a39 100644
--- a/gdb/testsuite/gdb.dwarf2/imported-unit.exp
+++ b/gdb/testsuite/gdb.dwarf2/imported-unit.exp
@@ -29,9 +29,7 @@  if [skip_cplus_tests] {
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-};
+require dwarf2_support
 
 standard_testfile .c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/info-locals-optimized-out.exp b/gdb/testsuite/gdb.dwarf2/info-locals-optimized-out.exp
index 6f244d16abd..a23edc82849 100644
--- a/gdb/testsuite/gdb.dwarf2/info-locals-optimized-out.exp
+++ b/gdb/testsuite/gdb.dwarf2/info-locals-optimized-out.exp
@@ -18,9 +18,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/inlined_subroutine-inheritance.exp b/gdb/testsuite/gdb.dwarf2/inlined_subroutine-inheritance.exp
index 85d8f0d0f1d..28b0e1d3237 100644
--- a/gdb/testsuite/gdb.dwarf2/inlined_subroutine-inheritance.exp
+++ b/gdb/testsuite/gdb.dwarf2/inlined_subroutine-inheritance.exp
@@ -21,9 +21,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/intbits.exp b/gdb/testsuite/gdb.dwarf2/intbits.exp
index c9b2a6d7437..c52e709316b 100644
--- a/gdb/testsuite/gdb.dwarf2/intbits.exp
+++ b/gdb/testsuite/gdb.dwarf2/intbits.exp
@@ -18,9 +18,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/loc-sec-offset.exp b/gdb/testsuite/gdb.dwarf2/loc-sec-offset.exp
index 02c0deba5cc..efb335ec35d 100644
--- a/gdb/testsuite/gdb.dwarf2/loc-sec-offset.exp
+++ b/gdb/testsuite/gdb.dwarf2/loc-sec-offset.exp
@@ -18,9 +18,7 @@ 
 
 load_lib dwarf.exp
 
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # Test with 32-bit and 64-bit DWARF.
 foreach_with_prefix is_64 {false true} {
diff --git a/gdb/testsuite/gdb.dwarf2/locexpr-data-member-location.exp b/gdb/testsuite/gdb.dwarf2/locexpr-data-member-location.exp
index e2ec8aa8e2a..f58be5dd2ec 100644
--- a/gdb/testsuite/gdb.dwarf2/locexpr-data-member-location.exp
+++ b/gdb/testsuite/gdb.dwarf2/locexpr-data-member-location.exp
@@ -56,9 +56,7 @@  if [skip_shlib_tests] {
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if ![dwarf2_support] {
-    return 0
-}
+require dwarf2_support
 
 # gdb_test_file_name is the name of this file without the .exp
 # extension.  Use it to form basenames for the main program
diff --git a/gdb/testsuite/gdb.dwarf2/loclists-multiple-cus.exp b/gdb/testsuite/gdb.dwarf2/loclists-multiple-cus.exp
index 7fe632fe5b6..ad03cae953a 100644
--- a/gdb/testsuite/gdb.dwarf2/loclists-multiple-cus.exp
+++ b/gdb/testsuite/gdb.dwarf2/loclists-multiple-cus.exp
@@ -26,9 +26,7 @@ 
 
 load_lib dwarf.exp
 
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # Test with 32-bit and 64-bit DWARF.
 foreach_with_prefix is_64 {false true} {
diff --git a/gdb/testsuite/gdb.dwarf2/loclists-sec-offset.exp b/gdb/testsuite/gdb.dwarf2/loclists-sec-offset.exp
index dbc94314534..9c007304e09 100644
--- a/gdb/testsuite/gdb.dwarf2/loclists-sec-offset.exp
+++ b/gdb/testsuite/gdb.dwarf2/loclists-sec-offset.exp
@@ -18,9 +18,7 @@ 
 
 load_lib dwarf.exp
 
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # Test with 32-bit and 64-bit DWARF.
 foreach_with_prefix is_64 {false true} {
diff --git a/gdb/testsuite/gdb.dwarf2/loclists-start-end.exp b/gdb/testsuite/gdb.dwarf2/loclists-start-end.exp
index 9c8d1a30f7c..0bcdffcdca6 100644
--- a/gdb/testsuite/gdb.dwarf2/loclists-start-end.exp
+++ b/gdb/testsuite/gdb.dwarf2/loclists-start-end.exp
@@ -17,9 +17,7 @@ 
 
 load_lib dwarf.exp
 
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # Test with 32-bit and 64-bit DWARF.
 foreach_with_prefix is_64 {false true} {
diff --git a/gdb/testsuite/gdb.dwarf2/mac-fileno.exp b/gdb/testsuite/gdb.dwarf2/mac-fileno.exp
index c86dce30384..db82bb529af 100644
--- a/gdb/testsuite/gdb.dwarf2/mac-fileno.exp
+++ b/gdb/testsuite/gdb.dwarf2/mac-fileno.exp
@@ -18,9 +18,7 @@  load_lib dwarf.exp
 # bogus file numbers.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 set dwarf_srcfile "file1.txt"
diff --git a/gdb/testsuite/gdb.dwarf2/macro-source-path.exp b/gdb/testsuite/gdb.dwarf2/macro-source-path.exp
index d73b5171820..c4e8a20cb61 100644
--- a/gdb/testsuite/gdb.dwarf2/macro-source-path.exp
+++ b/gdb/testsuite/gdb.dwarf2/macro-source-path.exp
@@ -20,9 +20,7 @@ 
 
 load_lib dwarf.exp
 
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c
 
diff --git a/gdb/testsuite/gdb.dwarf2/main-subprogram.exp b/gdb/testsuite/gdb.dwarf2/main-subprogram.exp
index 075022a8a93..d52250c9328 100644
--- a/gdb/testsuite/gdb.dwarf2/main-subprogram.exp
+++ b/gdb/testsuite/gdb.dwarf2/main-subprogram.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-4 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 if { [use_gdb_stub] } {
     unsupported "test requires running"
diff --git a/gdb/testsuite/gdb.dwarf2/member-ptr-forwardref.exp b/gdb/testsuite/gdb.dwarf2/member-ptr-forwardref.exp
index 7436ad4476c..34dd1b361d4 100644
--- a/gdb/testsuite/gdb.dwarf2/member-ptr-forwardref.exp
+++ b/gdb/testsuite/gdb.dwarf2/member-ptr-forwardref.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 if { [skip_cplus_tests] } { continue }
 
diff --git a/gdb/testsuite/gdb.dwarf2/method-ptr.exp b/gdb/testsuite/gdb.dwarf2/method-ptr.exp
index 800218cc821..f69f7ae9d0e 100644
--- a/gdb/testsuite/gdb.dwarf2/method-ptr.exp
+++ b/gdb/testsuite/gdb.dwarf2/method-ptr.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 if { [skip_cplus_tests] } { continue }
 
diff --git a/gdb/testsuite/gdb.dwarf2/missing-sig-type.exp b/gdb/testsuite/gdb.dwarf2/missing-sig-type.exp
index 80877091d4e..9ecca831b68 100644
--- a/gdb/testsuite/gdb.dwarf2/missing-sig-type.exp
+++ b/gdb/testsuite/gdb.dwarf2/missing-sig-type.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 if { [skip_cplus_tests] } { continue }
 
diff --git a/gdb/testsuite/gdb.dwarf2/missing-type-name-for-templates.exp b/gdb/testsuite/gdb.dwarf2/missing-type-name-for-templates.exp
index d89b6756ec2..115982248ca 100644
--- a/gdb/testsuite/gdb.dwarf2/missing-type-name-for-templates.exp
+++ b/gdb/testsuite/gdb.dwarf2/missing-type-name-for-templates.exp
@@ -21,9 +21,7 @@ 
 
 load_lib dwarf.exp
 
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .cc .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/missing-type-name.exp b/gdb/testsuite/gdb.dwarf2/missing-type-name.exp
index 2fb1f5d4232..5e95ac5ee1c 100644
--- a/gdb/testsuite/gdb.dwarf2/missing-type-name.exp
+++ b/gdb/testsuite/gdb.dwarf2/missing-type-name.exp
@@ -33,9 +33,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile void-type.c void-type.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/multidictionary.exp b/gdb/testsuite/gdb.dwarf2/multidictionary.exp
index edc1b4589ef..bcb21b0ee4a 100644
--- a/gdb/testsuite/gdb.dwarf2/multidictionary.exp
+++ b/gdb/testsuite/gdb.dwarf2/multidictionary.exp
@@ -18,9 +18,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/negative-data-member-location.exp b/gdb/testsuite/gdb.dwarf2/negative-data-member-location.exp
index 895a0058951..17ee1a1dcff 100644
--- a/gdb/testsuite/gdb.dwarf2/negative-data-member-location.exp
+++ b/gdb/testsuite/gdb.dwarf2/negative-data-member-location.exp
@@ -22,9 +22,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if { ![dwarf2_support] } {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/no-gnu-debuglink.exp b/gdb/testsuite/gdb.dwarf2/no-gnu-debuglink.exp
index 6902c9169fe..871a1867308 100644
--- a/gdb/testsuite/gdb.dwarf2/no-gnu-debuglink.exp
+++ b/gdb/testsuite/gdb.dwarf2/no-gnu-debuglink.exp
@@ -18,9 +18,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # No remote host testing either.
 if {[is_remote host]} {
diff --git a/gdb/testsuite/gdb.dwarf2/nonvar-access.exp b/gdb/testsuite/gdb.dwarf2/nonvar-access.exp
index 18be85ffeed..7106f41e6bf 100644
--- a/gdb/testsuite/gdb.dwarf2/nonvar-access.exp
+++ b/gdb/testsuite/gdb.dwarf2/nonvar-access.exp
@@ -19,7 +19,7 @@ 
 
 load_lib dwarf.exp
 
-if {![dwarf2_support]} { return 0 }
+require dwarf2_support
 
 standard_testfile main.c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/nostaticblock.exp b/gdb/testsuite/gdb.dwarf2/nostaticblock.exp
index 0ff541a84b9..f732410e494 100644
--- a/gdb/testsuite/gdb.dwarf2/nostaticblock.exp
+++ b/gdb/testsuite/gdb.dwarf2/nostaticblock.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 if { [skip_cplus_tests] } { continue }
 
diff --git a/gdb/testsuite/gdb.dwarf2/opaque-type-lookup.exp b/gdb/testsuite/gdb.dwarf2/opaque-type-lookup.exp
index 683d12cbd64..28994f998c3 100644
--- a/gdb/testsuite/gdb.dwarf2/opaque-type-lookup.exp
+++ b/gdb/testsuite/gdb.dwarf2/opaque-type-lookup.exp
@@ -18,9 +18,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c -1.S -2.c
 
diff --git a/gdb/testsuite/gdb.dwarf2/pieces-optimized-out.exp b/gdb/testsuite/gdb.dwarf2/pieces-optimized-out.exp
index 2ed7ac8e2bc..90acd39cb08 100644
--- a/gdb/testsuite/gdb.dwarf2/pieces-optimized-out.exp
+++ b/gdb/testsuite/gdb.dwarf2/pieces-optimized-out.exp
@@ -16,9 +16,7 @@  load_lib dwarf.exp
 # Test some DWARF piece operators.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 # This test can only be run on x86 targets.
 if {![is_x86_like_target]} {
     return 0  
diff --git a/gdb/testsuite/gdb.dwarf2/pieces.exp b/gdb/testsuite/gdb.dwarf2/pieces.exp
index 3c0d45f6528..e6666b853aa 100644
--- a/gdb/testsuite/gdb.dwarf2/pieces.exp
+++ b/gdb/testsuite/gdb.dwarf2/pieces.exp
@@ -16,9 +16,7 @@  load_lib dwarf.exp
 # Test some DWARF piece operators.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 # This test can only be run on x86 targets.
 if {![is_x86_like_target]} {
     return 0  
diff --git a/gdb/testsuite/gdb.dwarf2/pr11465.exp b/gdb/testsuite/gdb.dwarf2/pr11465.exp
index 00bfb2a67ca..94d534430f4 100644
--- a/gdb/testsuite/gdb.dwarf2/pr11465.exp
+++ b/gdb/testsuite/gdb.dwarf2/pr11465.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 standard_testfile .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/pr13961.exp b/gdb/testsuite/gdb.dwarf2/pr13961.exp
index 5dcdb16238e..63c25954b7a 100644
--- a/gdb/testsuite/gdb.dwarf2/pr13961.exp
+++ b/gdb/testsuite/gdb.dwarf2/pr13961.exp
@@ -18,9 +18,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # Some targets have leading underscores on assembly symbols.
 set additional_flags [gdb_target_symbol_prefix_flags_asm]
diff --git a/gdb/testsuite/gdb.dwarf2/rnglists-multiple-cus.exp b/gdb/testsuite/gdb.dwarf2/rnglists-multiple-cus.exp
index 2cdc1873448..a8794192002 100644
--- a/gdb/testsuite/gdb.dwarf2/rnglists-multiple-cus.exp
+++ b/gdb/testsuite/gdb.dwarf2/rnglists-multiple-cus.exp
@@ -26,9 +26,7 @@ 
 
 load_lib dwarf.exp
 
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # Test with 32-bit and 64-bit DWARF.
 foreach_with_prefix is_64 {false true} {
diff --git a/gdb/testsuite/gdb.dwarf2/rnglists-sec-offset.exp b/gdb/testsuite/gdb.dwarf2/rnglists-sec-offset.exp
index 9c1becf8d37..7e7a610a809 100644
--- a/gdb/testsuite/gdb.dwarf2/rnglists-sec-offset.exp
+++ b/gdb/testsuite/gdb.dwarf2/rnglists-sec-offset.exp
@@ -18,9 +18,7 @@ 
 
 load_lib dwarf.exp
 
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 foreach_with_prefix is_64 {false true} {
     if { $is_64 } {
diff --git a/gdb/testsuite/gdb.dwarf2/shortpiece.exp b/gdb/testsuite/gdb.dwarf2/shortpiece.exp
index f16506adc44..dec219e95a8 100644
--- a/gdb/testsuite/gdb.dwarf2/shortpiece.exp
+++ b/gdb/testsuite/gdb.dwarf2/shortpiece.exp
@@ -16,9 +16,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/staticvirtual.exp b/gdb/testsuite/gdb.dwarf2/staticvirtual.exp
index bead98e396b..243ce2f7f79 100644
--- a/gdb/testsuite/gdb.dwarf2/staticvirtual.exp
+++ b/gdb/testsuite/gdb.dwarf2/staticvirtual.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 if { [skip_cplus_tests] } { continue }
 
diff --git a/gdb/testsuite/gdb.dwarf2/struct-decl.exp b/gdb/testsuite/gdb.dwarf2/struct-decl.exp
index b6a12024599..83e14a6e6b7 100644
--- a/gdb/testsuite/gdb.dwarf2/struct-decl.exp
+++ b/gdb/testsuite/gdb.dwarf2/struct-decl.exp
@@ -19,9 +19,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c -debug.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/struct-with-sig.exp b/gdb/testsuite/gdb.dwarf2/struct-with-sig.exp
index a229697c3c5..8c83c5dc781 100644
--- a/gdb/testsuite/gdb.dwarf2/struct-with-sig.exp
+++ b/gdb/testsuite/gdb.dwarf2/struct-with-sig.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main-foo.c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/subrange-enum.exp b/gdb/testsuite/gdb.dwarf2/subrange-enum.exp
index 1b8c19f2760..b67db8efeb2 100644
--- a/gdb/testsuite/gdb.dwarf2/subrange-enum.exp
+++ b/gdb/testsuite/gdb.dwarf2/subrange-enum.exp
@@ -18,9 +18,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c -dw.S
 
diff --git a/gdb/testsuite/gdb.dwarf2/subrange.exp b/gdb/testsuite/gdb.dwarf2/subrange.exp
index f1291a5a99d..6ee27055045 100644
--- a/gdb/testsuite/gdb.dwarf2/subrange.exp
+++ b/gdb/testsuite/gdb.dwarf2/subrange.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 if { [skip_cplus_tests] } { continue }
 
diff --git a/gdb/testsuite/gdb.dwarf2/symbol_needs_eval_fail.exp b/gdb/testsuite/gdb.dwarf2/symbol_needs_eval_fail.exp
index c0fc5c47a52..cb9826e90df 100644
--- a/gdb/testsuite/gdb.dwarf2/symbol_needs_eval_fail.exp
+++ b/gdb/testsuite/gdb.dwarf2/symbol_needs_eval_fail.exp
@@ -23,9 +23,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # Choose suitable integer registers for the test.
 
diff --git a/gdb/testsuite/gdb.dwarf2/symbol_needs_eval_timeout.exp b/gdb/testsuite/gdb.dwarf2/symbol_needs_eval_timeout.exp
index 1087bc687b6..0e6ee6112ea 100644
--- a/gdb/testsuite/gdb.dwarf2/symbol_needs_eval_timeout.exp
+++ b/gdb/testsuite/gdb.dwarf2/symbol_needs_eval_timeout.exp
@@ -23,9 +23,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # Choose suitable integer registers for the test.
 
diff --git a/gdb/testsuite/gdb.dwarf2/symtab-producer.exp b/gdb/testsuite/gdb.dwarf2/symtab-producer.exp
index ca71c592c84..50cb428dae5 100644
--- a/gdb/testsuite/gdb.dwarf2/symtab-producer.exp
+++ b/gdb/testsuite/gdb.dwarf2/symtab-producer.exp
@@ -17,9 +17,7 @@  load_lib dwarf.exp
 load_lib gdb-python.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # This test can also only be run when we have python support in gdb,
 # but that test can only be done after gdb has started, below.
diff --git a/gdb/testsuite/gdb.dwarf2/template-specification-full-name.exp b/gdb/testsuite/gdb.dwarf2/template-specification-full-name.exp
index c88bf6bebd6..7e73fd0316a 100644
--- a/gdb/testsuite/gdb.dwarf2/template-specification-full-name.exp
+++ b/gdb/testsuite/gdb.dwarf2/template-specification-full-name.exp
@@ -22,9 +22,7 @@ 
 
 load_lib dwarf.exp
 
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/trace-crash.exp b/gdb/testsuite/gdb.dwarf2/trace-crash.exp
index 6a9fa33be9d..06c0c67a35e 100644
--- a/gdb/testsuite/gdb.dwarf2/trace-crash.exp
+++ b/gdb/testsuite/gdb.dwarf2/trace-crash.exp
@@ -17,9 +17,7 @@  load_lib dwarf.exp
 load_lib trace-support.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 
 # This test can only be run on x86-64 targets.
 if {![istarget x86_64-*] || ![is_lp64_target]} {
diff --git a/gdb/testsuite/gdb.dwarf2/typeddwarf.exp b/gdb/testsuite/gdb.dwarf2/typeddwarf.exp
index 998e0290e20..0b89741e361 100644
--- a/gdb/testsuite/gdb.dwarf2/typeddwarf.exp
+++ b/gdb/testsuite/gdb.dwarf2/typeddwarf.exp
@@ -18,9 +18,7 @@  load_lib dwarf.exp
 set test "typeddwarf"
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if ![dwarf2_support] {
-    return 0  
-}
+require dwarf2_support
 
 # This test can only be run on x86 and amd64 targets (and not x32).
 if { [is_x86_like_target] } {
diff --git a/gdb/testsuite/gdb.dwarf2/typedef-void-finish.exp b/gdb/testsuite/gdb.dwarf2/typedef-void-finish.exp
index cb2b4195f96..8e5a1ab0111 100644
--- a/gdb/testsuite/gdb.dwarf2/typedef-void-finish.exp
+++ b/gdb/testsuite/gdb.dwarf2/typedef-void-finish.exp
@@ -20,9 +20,7 @@  load_lib dwarf.exp
 load_lib gdb-python.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile void-type.c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/utf-rust.exp b/gdb/testsuite/gdb.dwarf2/utf-rust.exp
index fe4480ef759..9586d804f82 100644
--- a/gdb/testsuite/gdb.dwarf2/utf-rust.exp
+++ b/gdb/testsuite/gdb.dwarf2/utf-rust.exp
@@ -19,9 +19,7 @@  load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use
 # gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile main.c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/valop.exp b/gdb/testsuite/gdb.dwarf2/valop.exp
index 068e9a36116..848a19de60a 100644
--- a/gdb/testsuite/gdb.dwarf2/valop.exp
+++ b/gdb/testsuite/gdb.dwarf2/valop.exp
@@ -17,9 +17,7 @@  load_lib dwarf.exp
 # Test DW_OP_stack_value and DW_OP_implicit_value.
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0  
-}
+require dwarf2_support
 # This test can only be run on x86 targets.
 if {![is_x86_like_target]} {
     return 0  
diff --git a/gdb/testsuite/gdb.dwarf2/var-access.exp b/gdb/testsuite/gdb.dwarf2/var-access.exp
index 4dbc96011a3..1cac2e56e52 100644
--- a/gdb/testsuite/gdb.dwarf2/var-access.exp
+++ b/gdb/testsuite/gdb.dwarf2/var-access.exp
@@ -20,9 +20,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # Choose suitable integer registers for the test.
 
diff --git a/gdb/testsuite/gdb.dwarf2/variant.exp b/gdb/testsuite/gdb.dwarf2/variant.exp
index 400a5f83b27..3faeec1b371 100644
--- a/gdb/testsuite/gdb.dwarf2/variant.exp
+++ b/gdb/testsuite/gdb.dwarf2/variant.exp
@@ -19,9 +19,7 @@  load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use
 # gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/varval.exp b/gdb/testsuite/gdb.dwarf2/varval.exp
index 76657a7fcba..b27bf547add 100644
--- a/gdb/testsuite/gdb.dwarf2/varval.exp
+++ b/gdb/testsuite/gdb.dwarf2/varval.exp
@@ -18,9 +18,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if ![dwarf2_support] {
-    return 0
-}
+require dwarf2_support
 
 # We'll place the output of Dwarf::assemble in varval.S.
 standard_testfile .c .S
diff --git a/gdb/testsuite/gdb.dwarf2/void-type.exp b/gdb/testsuite/gdb.dwarf2/void-type.exp
index 38a491d6c80..369cd6e39c7 100644
--- a/gdb/testsuite/gdb.dwarf2/void-type.exp
+++ b/gdb/testsuite/gdb.dwarf2/void-type.exp
@@ -27,9 +27,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c .S
 
diff --git a/gdb/testsuite/gdb.dwarf2/watch-notconst.exp b/gdb/testsuite/gdb.dwarf2/watch-notconst.exp
index 1ca8250ab4e..d7786bbf1b6 100644
--- a/gdb/testsuite/gdb.dwarf2/watch-notconst.exp
+++ b/gdb/testsuite/gdb.dwarf2/watch-notconst.exp
@@ -17,9 +17,7 @@  load_lib dwarf.exp
 set test "watch-notconst"
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if ![dwarf2_support] {
-    return 0  
-}
+require dwarf2_support
 
 # This test can only be run on x86 targets.
 if { ![is_x86_like_target] } {
diff --git a/gdb/testsuite/gdb.linespec/break-asm-file.exp b/gdb/testsuite/gdb.linespec/break-asm-file.exp
index 1287f517308..d5694c48d72 100644
--- a/gdb/testsuite/gdb.linespec/break-asm-file.exp
+++ b/gdb/testsuite/gdb.linespec/break-asm-file.exp
@@ -24,9 +24,7 @@  set asm_file1 break-asm-file1.s
 set asm_file0 break-asm-file0.s
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 if  {[gdb_compile ${srcdir}/${subdir}/${srcfile} ${binfile}1.o \
 	  object {debug nowarnings optimize=-O0}] != ""} {
diff --git a/gdb/testsuite/gdb.mi/dw2-ref-missing-frame.exp b/gdb/testsuite/gdb.mi/dw2-ref-missing-frame.exp
index 369485feaae..336290ee1e1 100644
--- a/gdb/testsuite/gdb.mi/dw2-ref-missing-frame.exp
+++ b/gdb/testsuite/gdb.mi/dw2-ref-missing-frame.exp
@@ -18,9 +18,7 @@  load_lib dwarf.exp
 load_lib mi-support.exp
 set MIFLAGS "-i=mi"
 
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .S dw2-ref-missing-frame-func.c dw2-ref-missing-frame-main.c
 set objsfile [standard_output_file ${testfile}.o]
diff --git a/gdb/testsuite/gdb.mi/mi-reg-undefined.exp b/gdb/testsuite/gdb.mi/mi-reg-undefined.exp
index 316909d1654..94db94289e2 100644
--- a/gdb/testsuite/gdb.mi/mi-reg-undefined.exp
+++ b/gdb/testsuite/gdb.mi/mi-reg-undefined.exp
@@ -17,9 +17,7 @@  load_lib mi-support.exp
 set MIFLAGS "-i=mi"
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 # This test can only be run on x86_64 targets.
 if {![istarget "x86_64-*-*"] || ![is_lp64_target]} {
diff --git a/gdb/testsuite/gdb.trace/entry-values.exp b/gdb/testsuite/gdb.trace/entry-values.exp
index 9a461ae7420..d7e5a89f281 100644
--- a/gdb/testsuite/gdb.trace/entry-values.exp
+++ b/gdb/testsuite/gdb.trace/entry-values.exp
@@ -15,9 +15,7 @@ 
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c entry-values-dw.S
 
diff --git a/gdb/testsuite/gdb.trace/unavailable-dwarf-piece.exp b/gdb/testsuite/gdb.trace/unavailable-dwarf-piece.exp
index 2e88e4eb551..c000bb1d34e 100644
--- a/gdb/testsuite/gdb.trace/unavailable-dwarf-piece.exp
+++ b/gdb/testsuite/gdb.trace/unavailable-dwarf-piece.exp
@@ -16,9 +16,7 @@ 
 load_lib "trace-support.exp"
 load_lib dwarf.exp
 
-if {![dwarf2_support]} {
-    return 0
-}
+require dwarf2_support
 
 standard_testfile .c -dbg.S