This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug tree-optimization/72772] Missed SCEV after pass reordering@236440
- From: "amker at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 09 Aug 2016 15:08:34 +0000
- Subject: [Bug tree-optimization/72772] Missed SCEV after pass reordering@236440
- Auto-submitted: auto-generated
- References: <bug-72772-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72772
--- Comment #11 from amker at gcc dot gnu.org ---
Author: amker
Date: Tue Aug 9 15:08:02 2016
New Revision: 239291
URL: https://gcc.gnu.org/viewcvs?rev=239291&root=gcc&view=rev
Log:
PR tree-optimization/72772
* tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
for expanded base.
gcc/testsuite
PR tree-optimization/pr72772
* gcc.dg/tree-ssa/pr72772.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/tree-ssa/pr72772.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-loop-niter.c