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[committed] hppa: Default to dwarf version 4 on hppa64-hpux

Message ID 0a9f9f34-93ed-54ca-b466-50d053f21ab0@bell.net
State Committed
Commit f1710910087fb1f4a7706e9ce838163ffcbc50b4
Headers show
Series [committed] hppa: Default to dwarf version 4 on hppa64-hpux | expand

Commit Message

John David Anglin Oct. 1, 2021, 5:48 p.m. UTC
DWARF5 is not supported by gdb on hpux, so we need to to limit version to 4.

Tested on hppa64-hp-hpux11.11.  Committed to trunk and gcc-11.

Dave
---

Default to dwarf version 4 on hppa64-hpux

2021-10-01  John David Anglin  <danglin@gcc.gnu.org>

gcc/ChangeLog:

	PR debug/102373
	* config/pa/pa.c (pa_option_override): Default to dwarf version 4
	on hppa64-hpux.
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Patch

diff --git a/gcc/config/pa/pa.c b/gcc/config/pa/pa.c
index 06143023b46..5b3ffd48f4e 100644
--- a/gcc/config/pa/pa.c
+++ b/gcc/config/pa/pa.c
@@ -541,6 +541,16 @@  pa_option_override (void)
       write_symbols = NO_DEBUG;
     }
 
+  if (TARGET_64BIT && TARGET_HPUX)
+    {
+      /* DWARF5 is not supported by gdb.  Don't emit DWARF5 unless
+	 specifically selected.  */
+      if (!global_options_set.x_dwarf_strict)
+	dwarf_strict = 1;
+      if (!global_options_set.x_dwarf_version)
+	dwarf_version = 4;
+    }
+
   /* We only support the "big PIC" model now.  And we always generate PIC
      code when in 64bit mode.  */
   if (flag_pic == 1 || TARGET_64BIT)