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[Bug tree-optimization/70190] [6 Regression] ICE (segfault) at -O2 and -O3 on x86_64-linux-gnu
- From: "law at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 11 Mar 2016 22:32:43 +0000
- Subject: [Bug tree-optimization/70190] [6 Regression] ICE (segfault) at -O2 and -O3 on x86_64-linux-gnu
- Auto-submitted: auto-generated
- References: <bug-70190-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70190
--- Comment #2 from Jeffrey A. Law <law at gcc dot gnu.org> ---
Author: law
Date: Fri Mar 11 22:32:11 2016
New Revision: 234151
URL: https://gcc.gnu.org/viewcvs?rev=234151&root=gcc&view=rev
Log:
PR tree-optimization/70190
* tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
Handle cases where we can not extract the taken edge, even though we
found a constant value.
PR tree-optimization/70190
* gcc.c-torture/compile/pr70190.c: New test.
Added:
trunk/gcc/testsuite/gcc.c-torture/compile/pr70190.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-threadbackward.c