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| author | Richard Guenther <rguenther@suse.de> | 2011-04-11 15:50:57 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2011-04-11 15:50:57 +0000 |
| commit | 956011be1f9a5369c4390bcccb5bb6198887e455 (patch) | |
| tree | 74c24d546e7e1f8da54b8ac8e895851103d4fa2e /gcc/gimplify.c | |
| parent | 155e5d5f559fc3639da157b4c3a7ee41f62f43cb (diff) | |
| download | gcc-956011be1f9a5369c4390bcccb5bb6198887e455.zip gcc-956011be1f9a5369c4390bcccb5bb6198887e455.tar.gz gcc-956011be1f9a5369c4390bcccb5bb6198887e455.tar.bz2 | |
gimplify.c (gimple_fold_indirect_ref): Check host_integerp before calling tree_low_cst.
2011-04-11 Richard Guenther <rguenther@suse.de>
* gimplify.c (gimple_fold_indirect_ref): Check host_integerp
before calling tree_low_cst.
From-SVN: r172263
Diffstat (limited to 'gcc/gimplify.c')
| -rw-r--r-- | gcc/gimplify.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/gcc/gimplify.c b/gcc/gimplify.c index 598fe9c..9afd4ff 100644 --- a/gcc/gimplify.c +++ b/gcc/gimplify.c @@ -4079,9 +4079,10 @@ gimple_fold_indirect_ref (tree t) /* ((foo*)&vectorfoo)[1] -> BIT_FIELD_REF<vectorfoo,...> */ if (TREE_CODE (addr) == ADDR_EXPR && TREE_CODE (TREE_TYPE (addrtype)) == VECTOR_TYPE - && useless_type_conversion_p (type, TREE_TYPE (TREE_TYPE (addrtype)))) + && useless_type_conversion_p (type, TREE_TYPE (TREE_TYPE (addrtype))) + && host_integerp (off, 1)) { - HOST_WIDE_INT offset = tree_low_cst (off, 0); + unsigned HOST_WIDE_INT offset = tree_low_cst (off, 1); tree part_width = TYPE_SIZE (type); unsigned HOST_WIDE_INT part_widthi = tree_low_cst (part_width, 0) / BITS_PER_UNIT; |