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author | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-09-05 07:32:37 +0000 |
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committer | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-09-05 07:32:37 +0000 |
commit | b649d922c276fdc643ef4a1ea5b0ceb056c5ba45 (patch) | |
tree | 4ea70cb77d5227acecb181744e322fa9ada5129b /gcc/fold-const.c | |
parent | 7a1d00bc5e85005be0592cdea336c7f14e5f670d (diff) | |
download | gcc-b649d922c276fdc643ef4a1ea5b0ceb056c5ba45.tar.gz |
2011-09-05 Richard Guenther <rguenther@suse.de>
Revert
2011-08-31 Richard Guenther <rguenther@suse.de>
* fold-const.c (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE
special-casing.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@178523 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/fold-const.c')
-rw-r--r-- | gcc/fold-const.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/gcc/fold-const.c b/gcc/fold-const.c index 0f4ca5e6222..5807a5533ba 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -5888,9 +5888,11 @@ extract_muldiv_1 (tree t, tree c, enum tree_code code, tree wide_type, multiple of the other, in which case we replace this with either an operation or CODE or TCODE. - If we have an unsigned type, we cannot do this since it will change - the result if the original computation overflowed. */ - if (TYPE_OVERFLOW_UNDEFINED (ctype) + If we have an unsigned type that is not a sizetype, we cannot do + this since it will change the result if the original computation + overflowed. */ + if ((TYPE_OVERFLOW_UNDEFINED (ctype) + || (TREE_CODE (ctype) == INTEGER_TYPE && TYPE_IS_SIZETYPE (ctype))) && ((code == MULT_EXPR && tcode == EXACT_DIV_EXPR) || (tcode == MULT_EXPR && code != TRUNC_MOD_EXPR && code != CEIL_MOD_EXPR |