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| author | Dorit Nuzman <dorit@il.ibm.com> | 2007-10-30 05:25:10 +0000 |
|---|---|---|
| committer | Dorit Nuzman <dorit@gcc.gnu.org> | 2007-10-30 05:25:10 +0000 |
| commit | a96681aaee89f85afacb8172be5ca6dd3342f9c0 (patch) | |
| tree | 98666a1ffa4711b44b4da76ac33052abebba122d /gcc/tree-vectorizer.c | |
| parent | 43970902e486504b4968a78f5ed6ed1d591f639c (diff) | |
| download | gcc-a96681aaee89f85afacb8172be5ca6dd3342f9c0.zip gcc-a96681aaee89f85afacb8172be5ca6dd3342f9c0.tar.gz gcc-a96681aaee89f85afacb8172be5ca6dd3342f9c0.tar.bz2 | |
re PR target/32893 (zlib segfault in inflate_table() compiled w/ -O -msse2 ftree-vectorize)
PR tree-optimization/32893
* tree-vectorize.c (vect_can_force_dr_alignment_p): Check
STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
From-SVN: r129764
Diffstat (limited to 'gcc/tree-vectorizer.c')
| -rw-r--r-- | gcc/tree-vectorizer.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/gcc/tree-vectorizer.c b/gcc/tree-vectorizer.c index 29acfac..43b51a7 100644 --- a/gcc/tree-vectorizer.c +++ b/gcc/tree-vectorizer.c @@ -1606,12 +1606,9 @@ vect_can_force_dr_alignment_p (const_tree decl, unsigned int alignment) if (TREE_STATIC (decl)) return (alignment <= MAX_OFILE_ALIGNMENT); else - /* This is not 100% correct. The absolute correct stack alignment - is STACK_BOUNDARY. We're supposed to hope, but not assume, that - PREFERRED_STACK_BOUNDARY is honored by all translation units. - However, until someone implements forced stack alignment, SSE - isn't really usable without this. */ - return (alignment <= PREFERRED_STACK_BOUNDARY); + /* This used to be PREFERRED_STACK_BOUNDARY, however, that is not 100% + correct until someone implements forced stack alignment. */ + return (alignment <= STACK_BOUNDARY); } |