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[Bug middle-end/55456] New: [4.8 Regression] 454.calculix in SPEC CPU 2006 is miscompiled
- From: "hjl.tools at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sat, 24 Nov 2012 00:56:01 +0000
- Subject: [Bug middle-end/55456] New: [4.8 Regression] 454.calculix in SPEC CPU 2006 is miscompiled
- Auto-submitted: auto-generated
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55456
Bug #: 55456
Summary: [4.8 Regression] 454.calculix in SPEC CPU 2006 is
miscompiled
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: middle-end
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: hjl.tools@gmail.com
CC: areg.melikadamyan@gmail.com
On Linux/i686, revision 193723 miscompiled
454.calculix in SPEC CPU 2006 with
-O3 -funroll-loops -msse2 -mfpmath=sse -ffast-math -ffixed-form
454.calculix is compiled into an infinite loop.