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[Bug target/54902] [4.7 Regression], ICE (segfault) building on arm-linux-gnueabi
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 25 Oct 2012 11:16:19 +0000
- Subject: [Bug target/54902] [4.7 Regression], ICE (segfault) building on arm-linux-gnueabi
- Auto-submitted: auto-generated
- References: <bug-54902-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54902
--- Comment #8 from Richard Biener <rguenth at gcc dot gnu.org> 2012-10-25 11:16:19 UTC ---
Author: rguenth
Date: Thu Oct 25 11:16:12 2012
New Revision: 192804
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=192804
Log:
2012-10-25 Richard Biener <rguenther@suse.de>
PR tree-optimization/54902
* tree-ssa-pre.c (fini_eliminate): Return TODO.
(do_pre): Adjust.
(execute_fre): Likewise.
* tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
blocks before computing dominators.
* g++.dg/torture/pr54902.C: New testcase.
Added:
trunk/gcc/testsuite/g++.dg/torture/pr54902.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-pre.c
trunk/gcc/tree-ssa-tail-merge.c