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re PR tree-optimization/58246 (wrong code at -O1 and above)
authorRichard Biener <rguenther@suse.de>
Thu, 29 Aug 2013 13:04:19 +0000 (13:04 +0000)
committerRichard Biener <rguenth@gcc.gnu.org>
Thu, 29 Aug 2013 13:04:19 +0000 (13:04 +0000)
commit301bbc16628d9ca57cd7b0af306fde6753f04911
tree0a21cee48f6a9e573e775c87ff8e1a9a4c321ae4tree
parent4860a46271bd50674a3adf1bc33704b98d7efffccommit | diff
re PR tree-optimization/58246 (wrong code at -O1 and above)

2013-08-29  Richard Biener  <rguenther@suse.de>

PR tree-optimization/58246
* tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Properly
handle the dominance check inside a basic-block.

* gcc.dg/torture/pr58246.c: New testcase.

From-SVN: r202071
gcc/ChangeLog diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.dg/torture/pr58246.c [new file with mode: 0644] blob
gcc/tree-ssa-dce.c diff | blob | history