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Re: [patch] for PR 17531

From: Richard Sandiford <rsandifo at redhat dot com>
To: Richard Henderson <rth at redhat dot com>
Cc: Zdenek Dvorak <rakdver at atrey dot karlin dot mff dot cuni dot cz>, David Edelsohn <dje at watson dot ibm dot com>, gcc-patches at gcc dot gnu dot org
Date: Fri, 24 Sep 2004 07:34:41 +0100
Subject: Re: [patch] for PR 17531
References: <20040923121639.GB6592@atrey.karlin.mff.cuni.cz><200409231430.i8NEUFV34074@makai.watson.ibm.com><20040923180251.GB19335@atrey.karlin.mff.cuni.cz><20040923204014.GF8766@redhat.com>

Richard Henderson <rth@redhat.com> writes:
> On Thu, Sep 23, 2004 at 08:02:51PM +0200, Zdenek Dvorak wrote:
>> it is wrapped in NOP_EXPR.  NOP_EXPR is dropped in expander.
>
> Very enlightening.
>
> Specifically, I asked why the convert_to_mode around expr.c:7309
> isn't taking care of this.  Adding another convert_to_mode to
> work around this one not working is dumb.

FWIW: http://gcc.gnu.org/ml/gcc-patches/2004-09/msg01517.html
was the same thing.  Dunno if the explanation there will help.

Richard

References:
- [patch] for PR 17531
  - From: Zdenek Dvorak
- Re: [patch] for PR 17531
  - From: David Edelsohn
- Re: [patch] for PR 17531
  - From: Zdenek Dvorak
- Re: [patch] for PR 17531
  - From: Richard Henderson

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