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[Bug rtl-optimization/47166] [4.5 4.6 Regression] SpecCpu2000 Ammp segfaults for ARM with -O3 -mthumb
- From: "ibolton at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 5 Jan 2011 14:38:48 +0000
- Subject: [Bug rtl-optimization/47166] [4.5 4.6 Regression] SpecCpu2000 Ammp segfaults for ARM with -O3 -mthumb
- Auto-submitted: auto-generated
- References: <bug-47166-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47166
--- Comment #6 from Ian Bolton <ibolton at gcc dot gnu.org> 2011-01-05 14:38:42 UTC ---
> I mean, the <But r1 is an input as well as an output , i.e. "referred to", so
> insn 3163 should have matched without your patch. I'm missing analysis on why
> that didn't happen> part.
OK, I will do more analysis to try to determine what's going on.