Bug 53062 - [4.8 Regression] 445.gobmk in SPEC CPU 2006 failed to build
Summary: [4.8 Regression] 445.gobmk in SPEC CPU 2006 failed to build
Status: RESOLVED FIXED
Alias: None
Product: gcc
Classification: Unclassified
Component: middle-end (show other bugs)
Version: 4.8.0
: P3 normal
Target Milestone: 4.8.0
Assignee: Not yet assigned to anyone
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2012-04-21 14:19 UTC by H.J. Lu
Modified: 2012-09-19 12:19 UTC (History)
2 users (show)

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Target:
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Known to work:
Known to fail:
Last reconfirmed: 2012-09-07 00:00:00

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Description H.J. Lu 2012-04-21 14:19:29 UTC 
On Linux/x86-64, revision 186591 gave

gcc -c -o engine/matchpat.o -DSPEC_CPU -DNDEBUG -DHAVE_CONFIG_H -I. -I.. -I../include -I./include  -O3 -funroll-loops -ffast-math -fwhole-program -flto=jobserver -fuse-linker-plugin       -DSPEC_CPU_LP64         engine/matchpat.c
engine/matchpat.c: In function 'dfa_prepare_for_match':
engine/matchpat.c:504:1: internal compiler error: Segmentation fault
 dfa_prepare_for_match(int color)
 ^
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Revision 186507 is OK.
Comment 1 H.J. Lu 2012-04-21 17:15:57 UTC 
It is caused by revision 186529:

http://gcc.gnu.org/ml/gcc-cvs/2012-04/msg00480.html
Comment 2 H.J. Lu 2012-04-21 18:09:14 UTC 
(In reply to comment #1)
> It is caused by revision 186529:
> 
> http://gcc.gnu.org/ml/gcc-cvs/2012-04/msg00480.html

Wrong revision.  It is caused by revision 186530:

http://gcc.gnu.org/ml/gcc-cvs/2012-04/msg00481.html
Comment 3 Richard Biener 2012-09-07 11:23:46 UTC 
I don't see it failing - does it still fail for you?
Comment 4 Richard Biener 2012-09-19 12:19:52 UTC 
I suppose not.