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[Bug tree-optimization/82276] [8 Regression] -O2: ICE: SSA corruption during RTL pass: expand; at tree-ssa-coalesce.c:1010
- From: "rguenth 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 Sep 2017 12:13:04 +0000
- Subject: [Bug tree-optimization/82276] [8 Regression] -O2: ICE: SSA corruption during RTL pass: expand; at tree-ssa-coalesce.c:1010
- Auto-submitted: auto-generated
- References: <bug-82276-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82276
--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Thu Sep 21 12:12:33 2017
New Revision: 253062
URL: https://gcc.gnu.org/viewcvs?rev=253062&root=gcc&view=rev
Log:
2017-09-21 Richard Biener <rguenther@suse.de>
PR tree-optimization/82276
PR tree-optimization/82244
* tree-vrp.c (build_assert_expr_for): Set
SSA_NAME_OCCURS_IN_ABNORMAL_PHI if the variable we assert on
has it set.
(remove_range_assertions): Revert earlier change.
* gcc.dg/torture/pr82276.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/torture/pr82276.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-vrp.c