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[Bug bootstrap/61583] [4.9/4.10 regression] stage2 and stage3 compare failure due to value range loss
- From: "amodra 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 Jun 2014 15:11:05 +0000
- Subject: [Bug bootstrap/61583] [4.9/4.10 regression] stage2 and stage3 compare failure due to value range loss
- Auto-submitted: auto-generated
- References: <bug-61583-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61583
--- Comment #4 from Alan Modra <amodra at gcc dot gnu.org> ---
Author: amodra
Date: Mon Jun 23 15:10:32 2014
New Revision: 211898
URL: https://gcc.gnu.org/viewcvs?rev=211898&root=gcc&view=rev
Log:
gcc/
PR bootstrap/61583
* tree-vrp.c (remove_range_assertions): Do not set is_unreachable
to zero on debug statements.
gcc/testsuite/
* gcc.dg/pr61583.c: New.
Added:
branches/gcc-4_9-branch/gcc/testsuite/gcc.dg/pr61583.c
Modified:
branches/gcc-4_9-branch/gcc/ChangeLog
branches/gcc-4_9-branch/gcc/testsuite/ChangeLog
branches/gcc-4_9-branch/gcc/tree-vrp.c