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[Bug rtl-optimization/33673] [4.3 Regression] ICE in verify_flow_info, missing barrier, when multiple tree opts disabled
- From: "jakub at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 1 Nov 2007 08:48:17 -0000
- Subject: [Bug rtl-optimization/33673] [4.3 Regression] ICE in verify_flow_info, missing barrier, when multiple tree opts disabled
- References: <bug-33673-4503@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #9 from jakub at gcc dot gnu dot org 2007-11-01 08:48 -------
Subject: Bug 33673
Author: jakub
Date: Thu Nov 1 08:48:05 2007
New Revision: 129819
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=129819
Log:
PR rtl-optimization/33673
* gcse.c (cprop_jump): If a conditional jump has been optimized
into unconditional jump, make the remaining normal edge fallthru
and delete the jump insn.
* gcc.dg/pr33673.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr33673.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/gcse.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33673