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[Bug target/69634] [6 Regression] -fcompare-debug failure (length) with -O2 -fno-dce -fschedule-insns -fno-tree-vrp @ i686
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 03 Feb 2016 14:30:17 +0000
- Subject: [Bug target/69634] [6 Regression] -fcompare-debug failure (length) with -O2 -fno-dce -fschedule-insns -fno-tree-vrp @ i686
- Auto-submitted: auto-generated
- References: <bug-69634-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69634
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |NEW
CC| |aoliva at gcc dot gnu.org,
| |vmakarov at gcc dot gnu.org
Assignee|jakub at gcc dot gnu.org |unassigned at gcc dot gnu.org
--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
This goes wrong during sched1 pass, some real instructions are scheduled
differently between -g and -g0.