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| author | Daniel Berlin <dberlin@dberlin.org> | 2005-03-23 18:14:48 +0000 |
|---|---|---|
| committer | Daniel Berlin <dberlin@gcc.gnu.org> | 2005-03-23 18:14:48 +0000 |
| commit | 9be09bbc6d1db74474e5e16f64f40e32933e2640 (patch) | |
| tree | c9e3b2938a99e475be7d4ee298e329f24f005e18 /gcc/tree-ssa-pre.c | |
| parent | 06d7098a4e9a0c12d663a49976cfed2b2f9c38a4 (diff) | |
| download | gcc-9be09bbc6d1db74474e5e16f64f40e32933e2640.zip gcc-9be09bbc6d1db74474e5e16f64f40e32933e2640.tar.gz gcc-9be09bbc6d1db74474e5e16f64f40e32933e2640.tar.bz2 | |
re PR tree-optimization/20601 (PRE related miscompilation)
2005-03-23 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/20601
* tree-ssa-pre.c (insert_aux): Add missing condition to
constification.
From-SVN: r96937
Diffstat (limited to 'gcc/tree-ssa-pre.c')
| -rw-r--r-- | gcc/tree-ssa-pre.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/tree-ssa-pre.c b/gcc/tree-ssa-pre.c index 161d7e5..5593c00 100644 --- a/gcc/tree-ssa-pre.c +++ b/gcc/tree-ssa-pre.c @@ -1670,7 +1670,7 @@ insert_aux (basic_block block) /* If all edges produce the same value and that value is an invariant, then the PHI has the same value on all edges. Note this. */ - else if (all_same && eprime + else if (!cant_insert && all_same && eprime && is_gimple_min_invariant (eprime) && !is_gimple_min_invariant (val)) { |