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[Bug middle-end/33713] [4.3 Regression] can't find a register in class 'GENERAL_REGS' while reloading 'asm'
- From: "rguenther at suse dot de" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 6 Nov 2007 21:38:45 -0000
- Subject: [Bug middle-end/33713] [4.3 Regression] can't find a register in class 'GENERAL_REGS' while reloading 'asm'
- References: <bug-33713-10053@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #7 from rguenther at suse dot de 2007-11-06 21:38 -------
Subject: Re: [4.3 Regression] can't find a register
in class 'GENERAL_REGS' while reloading 'asm'
On Tue, 6 Nov 2007, bonzini at gnu dot org wrote:
> I think P1 is a little too much since this requires -fforce-addr.
I agree. This should be at most a P2.
> c) disable flag_force_addr completely (doesn't require anything else, we might
> still want to enable fwprop at -O?)
>
> My preference is c, b, a. Anybody else?
c). I don't see a reason to not enable fwprop at -O, but I guess in this
late stage I'd avoid it.
Richard.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33713