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[Bug middle-end/45292] [4.5/4.6 regression] libgomp test failures for i586-linux
- From: "bonzini at gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 16 Aug 2010 13:29:07 -0000
- Subject: [Bug middle-end/45292] [4.5/4.6 regression] libgomp test failures for i586-linux
- References: <bug-45292-682@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #9 from bonzini at gnu dot org 2010-08-16 13:29 -------
The bug seems to be that an instruction clobbering the flags is inserted after
the unspec.
140 {r127:SI=[r62:SI];[r62:SI]=unspec/v[[r62:SI],r128:SI,r129:SI]
11;flags:CCZ=cmp(unspec/v[[r62:SI],r128:SI,r129:SI] 11,r128:SI);}
141 {sp:SI=sp:SI+0x10;clobber flags:CC;}
142 r130:QI=flags:CCZ==0
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45292