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authorEric Botcazou <ebotcazou@adacore.com>2011-05-11 15:15:26 +0000
committerEric Botcazou <ebotcazou@gcc.gnu.org>2011-05-11 15:15:26 +0000
commit6d3cc8f0516347d5e1a1dec49e872889967c0136 (patch)
treebe8601ff815f749ff05faac53f3097ea2ad6cc7e /gcc
parent51e020fc08daf1c62eb4d78cee4e8d2d0172c7e6 (diff)
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function.c (expand_function_start): Initialize stack_check_probe_note only if the generic stack checking mechanism...
* function.c (expand_function_start): Initialize stack_check_probe_note only if the generic stack checking mechanism is used. From-SVN: r173661
Diffstat (limited to 'gcc')
-rw-r--r--gcc/ChangeLog5
-rw-r--r--gcc/function.c5
2 files changed, 7 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 09654fa..6db1f29 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2011-05-11 Eric Botcazou <ebotcazou@adacore.com>
+
+ * function.c (expand_function_start): Initialize stack_check_probe_note
+ only if the generic stack checking mechanism is used.
+
2011-05-11 Richard Guenther <rguenther@suse.de>
PR tree-optimization/15256
diff --git a/gcc/function.c b/gcc/function.c
index ab1ca9e..4b02201 100644
--- a/gcc/function.c
+++ b/gcc/function.c
@@ -4813,9 +4813,8 @@ expand_function_start (tree subr)
#endif
}
- /* After the display initializations is where the stack checking
- probe should go. */
- if(flag_stack_check)
+ /* If we are doing generic stack checking, the probe should go here. */
+ if (flag_stack_check == GENERIC_STACK_CHECK)
stack_check_probe_note = emit_note (NOTE_INSN_DELETED);
/* Make sure there is a line number after the function entry setup code. */