diff options
| author | Richard Biener <rguenther@suse.de> | 2020-05-25 09:17:51 +0200 |
|---|---|---|
| committer | Richard Biener <rguenther@suse.de> | 2020-05-25 11:17:09 +0200 |
| commit | f73f8bab9f2474f175cc5ca5ba8ebb32808a4cae (patch) | |
| tree | 240811d6078fada90000cc4ffc550a60c62ced18 /gcc/tree-ssa-sink.c | |
| parent | af62ba41a4ed1e760e0056ba142798e8d6266e4d (diff) | |
| download | gcc-f73f8bab9f2474f175cc5ca5ba8ebb32808a4cae.zip gcc-f73f8bab9f2474f175cc5ca5ba8ebb32808a4cae.tar.gz gcc-f73f8bab9f2474f175cc5ca5ba8ebb32808a4cae.tar.bz2 | |
tree-optimization/95284 - amend previous store commoning fix
Generalize check for clobbers.
2020-05-25 Richard Biener <rguenther@suse.de>
PR tree-optimization/95284
* tree-ssa-sink.c (sink_common_stores_to_bb): Amend previous
fix.
* g++.dg/torture/pr95284.C: New testcase.
Diffstat (limited to 'gcc/tree-ssa-sink.c')
| -rw-r--r-- | gcc/tree-ssa-sink.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/tree-ssa-sink.c b/gcc/tree-ssa-sink.c index b61ecf1..962ad07 100644 --- a/gcc/tree-ssa-sink.c +++ b/gcc/tree-ssa-sink.c @@ -536,7 +536,7 @@ sink_common_stores_to_bb (basic_block bb) else if (! operand_equal_p (gimple_assign_lhs (first_store), gimple_assign_lhs (def), 0) || (gimple_clobber_p (first_store) - && !gimple_clobber_p (def))) + != gimple_clobber_p (def))) { first_store = NULL; break; |