diff options
| author | Richard Guenther <rguenther@suse.de> | 2011-08-31 11:39:20 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2011-08-31 11:39:20 +0000 |
| commit | 32950a5d853b26880702b3ae471492dce637da8f (patch) | |
| tree | cc8220e03fb99a500d9b0356e307a565b565be8a /gcc | |
| parent | dbb45bf915039d806c7827d715b3153efc8d6105 (diff) | |
| download | gcc-32950a5d853b26880702b3ae471492dce637da8f.zip gcc-32950a5d853b26880702b3ae471492dce637da8f.tar.gz gcc-32950a5d853b26880702b3ae471492dce637da8f.tar.bz2 | |
fold-const.c (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE special-casing.
2011-08-31 Richard Guenther <rguenther@suse.de>
* fold-const.c (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE
special-casing.
From-SVN: r178377
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/fold-const.c | 8 |
2 files changed, 8 insertions, 5 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ef0d194..084ddd2 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2011-08-31 Richard Guenther <rguenther@suse.de> + + * fold-const.c (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE + special-casing. + 2011-08-31 Marc Glisse <marc.glisse@inria.fr> * doc/generic.texi (Types for C++): CP_TYPE_QUALS -> cp_type_quals. diff --git a/gcc/fold-const.c b/gcc/fold-const.c index 5807a55..0f4ca5e 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -5888,11 +5888,9 @@ 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 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))) + 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) && ((code == MULT_EXPR && tcode == EXACT_DIV_EXPR) || (tcode == MULT_EXPR && code != TRUNC_MOD_EXPR && code != CEIL_MOD_EXPR |