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[Bug tree-optimization/68317] [6 regression] ice in set_value_range, at tree-vrp.c:380
- From: "jiwang at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 23 Nov 2015 12:14:37 +0000
- Subject: [Bug tree-optimization/68317] [6 regression] ice in set_value_range, at tree-vrp.c:380
- Auto-submitted: auto-generated
- References: <bug-68317-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68317
--- Comment #11 from Jiong Wang <jiwang at gcc dot gnu.org> ---
Author: jiwang
Date: Mon Nov 23 12:14:05 2015
New Revision: 230754
URL: https://gcc.gnu.org/viewcvs?rev=230754&root=gcc&view=rev
Log:
[Patch] Drop constant overflow flag in adjust_range_with_scev when possible
2015-11-23 Richard Biener <rguenth@gcc.gnu.com>
Jiong Wang <jiong.wang@arm.com>
gcc/
PR tree-optimization/68317
PR tree-optimization/68326
* tree-vrp.c (adjust_range_with_scev): Call drop_tree_overflow if the
final min and max are not infinity.
gcc/testsuite/
* gcc.dg/pr68317.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/pr68317.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-vrp.c