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[Bug tree-optimization/85859] [6/7/8/9 Regression] wrong code with -fno-isolate-erroneous-paths-dereference
- From: "vries at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 21 Jun 2018 12:45:29 +0000
- Subject: [Bug tree-optimization/85859] [6/7/8/9 Regression] wrong code with -fno-isolate-erroneous-paths-dereference
- Auto-submitted: auto-generated
- References: <bug-85859-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85859
--- Comment #5 from Tom de Vries <vries at gcc dot gnu.org> ---
Author: vries
Date: Thu Jun 21 12:44:38 2018
New Revision: 261844
URL: https://gcc.gnu.org/viewcvs?rev=261844&root=gcc&view=rev
Log:
[tail-merge] Fix side-effect test in stmt_local_def
2018-06-21 Tom de Vries <tdevries@suse.de>
PR tree-optimization/85859
* tree-ssa-tail-merge.c (stmt_local_def): Copy gimple_is_call
test with comment from bb_no_side_effects_p.
* gcc.dg/pr85859.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr85859.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-tail-merge.c