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re PR tree-optimization/57584 (ice: SSA corruption: Unable to coalesce ssa_names)
authorRichard Biener <rguenther@suse.de>
Thu, 20 Jun 2013 10:22:33 +0000 (10:22 +0000)
committerRichard Biener <rguenth@gcc.gnu.org>
Thu, 20 Jun 2013 10:22:33 +0000 (10:22 +0000)
commitc3a9b91b4ac1f8304b2ad8b026dc378be662b597
treea318aa77a02219a41545ed33d2b1c50c54ba881atree
parentdd28cdaabf8c87874c9d6722402bd74b641ed38acommit | diff
re PR tree-optimization/57584 (ice: SSA corruption: Unable to coalesce ssa_names)

2013-06-20  Richard Biener  <rguenther@suse.de>

PR tree-optimization/57584
* tree-ssa-loop-niter.c (expand_simple_operations): Avoid including
SSA names into the expanded expression that take part in
abnormal coalescing.

* gcc.dg/torture/pr57584.c: New testcase.

From-SVN: r200237
gcc/ChangeLog diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.dg/torture/pr57584.c [new file with mode: 0644] blob
gcc/tree-ssa-loop-niter.c diff | blob | history