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Re: Fix 20090126-1_0 ICE (ICE in WHOPR combining -O0 to -O2 object)

From: Jan Hubicka <hubicka at ucw dot cz>
To: Steven Bosscher <stevenb dot gcc at gmail dot com>
Cc: Jan Hubicka <hubicka at ucw dot cz>, gcc-patches at gcc dot gnu dot org
Date: Wed, 21 Apr 2010 20:24:15 +0200
Subject: Re: Fix 20090126-1_0 ICE (ICE in WHOPR combining -O0 to -O2 object)
References: <20100421181806.GD13076@kam.mff.cuni.cz> <u2h571f6b511004211121vbad6665dpf604d6818f5fec7b@mail.gmail.com>

> On Wed, Apr 21, 2010 at 8:18 PM, Jan Hubicka <hubicka@ucw.cz> wrote:
> > + ? ? ? ? warning (0,
> 
> Bah, "warning (0,...)".
> How about making this a Wdisabled-optimization warning? Or maybe even
> just an inform?

I think this should be on by default, since this really tells user that he
did something stupid in his build machinery rather than that GCC decided
that this particular crazy function can not be handled by given pass.

But I would be only happy if someone suggest me correct diagnostic.
Inform would be fine with me I guess.

Honza

Follow-Ups:
- Re: Fix 20090126-1_0 ICE (ICE in WHOPR combining -O0 to -O2 object)
  - From: Richard Guenther

References:
- Fix 20090126-1_0 ICE (ICE in WHOPR combining -O0 to -O2 object)
  - From: Jan Hubicka
- Re: Fix 20090126-1_0 ICE (ICE in WHOPR combining -O0 to -O2 object)
  - From: Steven Bosscher

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