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| author | Eric Botcazou <ebotcazou@gcc.gnu.org> | 2010-07-08 20:02:29 +0000 |
|---|---|---|
| committer | Eric Botcazou <ebotcazou@gcc.gnu.org> | 2010-07-08 20:02:29 +0000 |
| commit | 5951297a1afe3039a9716f2cb6ee924a7a388f37 (patch) | |
| tree | 8561750a6a97c6dd5d05bb878f503d6f22c85867 /gcc/emit-rtl.c | |
| parent | 5653ef60cbffdbca50d277f61612665c60d0e66d (diff) | |
| download | gcc-5951297a1afe3039a9716f2cb6ee924a7a388f37.zip gcc-5951297a1afe3039a9716f2cb6ee924a7a388f37.tar.gz gcc-5951297a1afe3039a9716f2cb6ee924a7a388f37.tar.bz2 | |
re PR middle-end/44843 (All 32-bit fortran execution tests generate unaligned access)
PR middle-end/44843
* emit-rtl.c (set_mem_attributes_minus_bitpos): Do not rely on the
pointed-to type of the offset in a MEM_REF to compute the alignment.
From-SVN: r161974
Diffstat (limited to 'gcc/emit-rtl.c')
| -rw-r--r-- | gcc/emit-rtl.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c index 42bb429..da7677a 100644 --- a/gcc/emit-rtl.c +++ b/gcc/emit-rtl.c @@ -1634,10 +1634,9 @@ set_mem_attributes_minus_bitpos (rtx ref, tree t, int objectp, #endif } else - /* This technically isn't correct. We can't really derive - alignment information from types. */ - align = MAX (align, - TYPE_ALIGN (TREE_TYPE (TREE_TYPE (TREE_OPERAND (t, 1))))); + /* ??? This isn't fully correct, we can't set the alignment from the + type in all cases. */ + align = MAX (align, TYPE_ALIGN (type)); if (!integer_zerop (TREE_OPERAND (t, 1)) && aoff < align) align = aoff; |