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| author | law <law@138bc75d-0d04-0410-961f-82ee72b054a4> | 1999-09-20 17:12:03 +0000 |
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| committer | law <law@138bc75d-0d04-0410-961f-82ee72b054a4> | 1999-09-20 17:12:03 +0000 |
| commit | 698f0dee3a09c0fcca0d21b6484f2c29f54658a1 (patch) | |
| tree | a7dae7802968c8641e3f4fd7b64ab2e10c32b95b /gcc/fold-const.c | |
| parent | 9da86ab57101e76a2bda6de33b6d22e6dfda710d (diff) | |
| download | ppe42-gcc-698f0dee3a09c0fcca0d21b6484f2c29f54658a1.tar.gz ppe42-gcc-698f0dee3a09c0fcca0d21b6484f2c29f54658a1.zip | |
Revert this change. Gavin's patch to operand_equal_p is a better fix.
* fold-const.c (fold_range_test): Do not try to fold the range
test if the rhs or lhs has side effects.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29526 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/fold-const.c')
| -rw-r--r-- | gcc/fold-const.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/gcc/fold-const.c b/gcc/fold-const.c index 7fe6f25fe23..54eeb452eb5 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -3571,10 +3571,6 @@ fold_range_test (exp) tree rhs = make_range (TREE_OPERAND (exp, 1), &in1_p, &low1, &high1); tree tem; - /* Fail if anything is volatile. */ - if (TREE_SIDE_EFFECTS (lhs) || TREE_SIDE_EFFECTS (rhs)) - return 0; - /* If this is an OR operation, invert both sides; we will invert again at the end. */ if (or_op) |
