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re PR middle-end/90726 (exponential behavior on SCEV results everywhere)
authorRichard Biener <rguenther@suse.de>
Wed, 5 Jun 2019 08:26:36 +0000 (08:26 +0000)
committerRichard Biener <rguenth@gcc.gnu.org>
Wed, 5 Jun 2019 08:26:36 +0000 (08:26 +0000)
commite0aecd6e9a5a7c77bb356a511da7e64ef0837855
treeb03922aa2f8337a17fbacd3ec75b969f6853bbdftree
parent0b887b756ab330b3d37e6831094510c435240b00commit | diff
re PR middle-end/90726 (exponential behavior on SCEV results everywhere)

2019-06-05  Richard Biener  <rguenther@suse.de>

PR middle-end/90726
* tree-ssa-loop-niter.c (expand_simple_operations): Do not
turn an expression graph into a tree.

* gcc.dg/pr90726.c: Enable IVOPTs.

From-SVN: r271950
gcc/ChangeLog diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.dg/pr90726.c diff | blob | history
gcc/tree-ssa-loop-niter.c diff | blob | history