This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug rtl-optimization/48721] [4.6 Regression] ICE: verify_flow_info failed: missing barrier after block 6 with -foptimize-sibling-calls -fsched2-use-superblocks
- 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: Thu, 08 Dec 2011 13:34:02 +0000
- Subject: [Bug rtl-optimization/48721] [4.6 Regression] ICE: verify_flow_info failed: missing barrier after block 6 with -foptimize-sibling-calls -fsched2-use-superblocks
- Auto-submitted: auto-generated
- References: <bug-48721-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48721
--- Comment #13 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-12-08 13:34:02 UTC ---
Author: jakub
Date: Thu Dec 8 13:33:58 2011
New Revision: 182111
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=182111
Log:
Backport from mainline
2011-11-30 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/48721
* sched-deps.c (sched_analyze_insn): For SIBLING_CALL_P set
reg_pending_barrier to TRUE_BARRIER.
* gcc.target/i386/pr48721.c: New test.
Added:
branches/gcc-4_6-branch/gcc/testsuite/gcc.target/i386/pr48721.c
Modified:
branches/gcc-4_6-branch/gcc/ChangeLog
branches/gcc-4_6-branch/gcc/sched-deps.c
branches/gcc-4_6-branch/gcc/testsuite/ChangeLog