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| author | Richard Guenther <rguenther@suse.de> | 2011-12-06 09:02:17 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2011-12-06 09:02:17 +0000 |
| commit | d829c408d24409897d2444faed69ed072c0d73fe (patch) | |
| tree | 84166cf1fe0e2bf39bec0a5b5c73e24040f13a0f /gcc/tree-ssa-dom.c | |
| parent | 59b719ec82d2d84286d8fdf86153a3261de0139e (diff) | |
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re PR tree-optimization/51363 (ICE: in gimple_rhs_has_side_effects, at gimple.c:2530 with -O -fno-tree-ccp)
2011-12-06 Richard Guenther <rguenther@suse.de>
PR tree-optimization/51363
* gimple.c (gimple_rhs_has_side_effects): Remove.
* gimple.h (gimple_rhs_has_side_effects): Likewise.
* tree-ssa-dom.c (optimize_stmt): Simplify conditional.
From-SVN: r182041
Diffstat (limited to 'gcc/tree-ssa-dom.c')
| -rw-r--r-- | gcc/tree-ssa-dom.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/gcc/tree-ssa-dom.c b/gcc/tree-ssa-dom.c index 949acf1..f8207e0 100644 --- a/gcc/tree-ssa-dom.c +++ b/gcc/tree-ssa-dom.c @@ -2154,12 +2154,10 @@ optimize_stmt (basic_block bb, gimple_stmt_iterator si) /* Check for redundant computations. Do this optimization only for assignments that have no volatile ops and conditionals. */ - may_optimize_p = (!gimple_has_volatile_ops (stmt) - && ((is_gimple_assign (stmt) - && !gimple_rhs_has_side_effects (stmt)) + may_optimize_p = (!gimple_has_side_effects (stmt) + && (is_gimple_assign (stmt) || (is_gimple_call (stmt) - && gimple_call_lhs (stmt) != NULL_TREE - && !gimple_rhs_has_side_effects (stmt)) + && gimple_call_lhs (stmt) != NULL_TREE) || gimple_code (stmt) == GIMPLE_COND || gimple_code (stmt) == GIMPLE_SWITCH)); |