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[Bug target/32437] [4.3 Regression] MIPS: FAIL in gcc.dg/cleanup-[8|9|10|11].c
- From: "paolo dot bonzini at lu dot unisi dot ch" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 23 Jun 2007 16:03:53 -0000
- Subject: [Bug target/32437] [4.3 Regression] MIPS: FAIL in gcc.dg/cleanup-[8|9|10|11].c
- References: <bug-32437-7151@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #9 from paolo dot bonzini at lu dot unisi dot ch 2007-06-23 16:03 -------
Subject: Re: [4.3 Regression] MIPS: FAIL in gcc.dg/cleanup-[8|9|10|11].c
Kenneth Zadeck wrote:
> This patch changes dce:deletable_insn_p so that it looks at all of the
> top level
> clauses in a parallel to make it's decision. It was not keeping insns
> that had a top level USE or UNSPEC if they were inside of parallels.
>
> This should fix pr32437 and perhaps other things.
>
> The patch has only been tested on ppc and x86-64. It is harmless on
> those platforms.
> It is likely to make a difference on pa-risc and mips where there are
> parallels that contain top level unspecs.
>
> Ok to commit?
ok
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32437