Patchwork [v6,12/15] test: multi-dimensional c99 vla.

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Submitter Agovic, Sanimir
Date April 10, 2014, 12:40 p.m.
Message ID <1397133617-26681-13-git-send-email-sanimir.agovic@intel.com>
Download mbox | patch
Permalink /patch/484/
State New
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Agovic, Sanimir - April 10, 2014, 12:40 p.m.
2013-10-18  Keven Boell  <keven.boell@intel.com>
            Sanimir Agovic  <sanimir.agovic@intel.com>

gdb/testsuite:
	* gdb.base/vla-multi.c: New file.
	* gdb.base/vla-multi.exp: New file.


Signed-off-by: Sanimir Agovic <sanimir.agovic@intel.com>
---
 gdb/testsuite/gdb.base/vla-multi.c   | 48 ++++++++++++++++++++++++++++++++++++
 gdb/testsuite/gdb.base/vla-multi.exp | 41 ++++++++++++++++++++++++++++++
 2 files changed, 89 insertions(+)
 create mode 100644 gdb/testsuite/gdb.base/vla-multi.c
 create mode 100644 gdb/testsuite/gdb.base/vla-multi.exp

Patch

diff --git a/gdb/testsuite/gdb.base/vla-multi.c b/gdb/testsuite/gdb.base/vla-multi.c
new file mode 100644
index 0000000..e5bf9e2
--- /dev/null
+++ b/gdb/testsuite/gdb.base/vla-multi.c
@@ -0,0 +1,48 @@ 
+/* This testcase is part of GDB, the GNU debugger.
+
+   Copyright 2014 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+void
+f1 (int n, int m, int vla_ptr[n][m])
+{
+  return;                                 /* f1_breakpoint */
+}
+
+void
+vla_mult (int n, int m)
+{
+  int vla[n][m];
+  int i, j;
+
+  for (i = 0; i < n; i++)
+    {
+      for (j = 0; j < m; j++)
+        {
+          vla[i][j] = i + j;
+        }
+    }
+
+  f1(n, m, vla);                          /* vla_filled */
+
+  return;
+}
+
+int
+main(void)
+{
+  vla_mult(2, 2);
+  return 0;
+}
diff --git a/gdb/testsuite/gdb.base/vla-multi.exp b/gdb/testsuite/gdb.base/vla-multi.exp
new file mode 100644
index 0000000..afc2b61
--- /dev/null
+++ b/gdb/testsuite/gdb.base/vla-multi.exp
@@ -0,0 +1,41 @@ 
+# Copyright 2014 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+standard_testfile
+
+if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile}] } {
+    return -1
+}
+
+if ![runto_main] {
+    return -1
+}
+
+set sizeof_int [get_sizeof "int" 4]
+
+gdb_breakpoint [gdb_get_line_number "vla_filled"]
+gdb_continue_to_breakpoint "vla_filled"
+gdb_test "print vla" " = \\\{\\\{0, 1\\\}, \\\{1, 2\\\}\\\}" \
+         "print vla"
+gdb_test "print vla\[0\]\[1\]" " = 1" "print vla\[0\]\[1\]"
+
+gdb_breakpoint [gdb_get_line_number "f1_breakpoint"]
+gdb_continue_to_breakpoint "f1_breakpoint"
+
+# Calculate the overall size of the vla.
+set sizeof_vla [ expr "2" * "$sizeof_int" ]
+gdb_test "ptype &vla_ptr" \
+    "type = int \\\(\\\*\\\*\\\)\\\[variable length\\\]" \
+    "ptype &vla_ptr"