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| author | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2009-08-30 11:52:13 +0000 |
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| committer | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2009-08-30 11:52:13 +0000 |
| commit | 134899ace5a4147e3cc950750641719d2110f2a9 (patch) | |
| tree | 472a7d66ee84dccb85b005956f034ca58e36abc4 /gcc/tree-ssa-alias.h | |
| parent | 4055b3674a094901edee337be5e2001c274f2845 (diff) | |
| download | gcc-134899ace5a4147e3cc950750641719d2110f2a9.tar.gz | |
2009-08-30 Richard Guenther <rguenther@suse.de>
PR tree-optimization/41186
* tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
(ao_ref_init_from_ptr_and_size): New function.
(ref_maybe_used_by_call_p_1): Be more precise tracking
used ranges for builtin functions.
(ref_maybe_used_by_call_p): Adjust.
(call_may_clobber_ref_p_1): Be more precise tracking clobbered
ranges for builtin functions.
* tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
* g++.dg/torture/pr41186.C: New testcase.
* g++.dg/tree-ssa/pr41186.C: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@151226 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree-ssa-alias.h')
| -rw-r--r-- | gcc/tree-ssa-alias.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/tree-ssa-alias.h b/gcc/tree-ssa-alias.h index 3a087505199..49706925836 100644 --- a/gcc/tree-ssa-alias.h +++ b/gcc/tree-ssa-alias.h @@ -88,6 +88,7 @@ typedef struct ao_ref_s /* In tree-ssa-alias.c */ extern void ao_ref_init (ao_ref *, tree); +extern void ao_ref_init_from_ptr_and_size (ao_ref *, tree, tree); extern tree ao_ref_base (ao_ref *); extern alias_set_type ao_ref_alias_set (ao_ref *); extern bool ptr_deref_may_alias_global_p (tree); |