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Re: [PATCH] Fix optimization regression in constant folder

From: kenner at vlsi1 dot ultra dot nyu dot edu (Richard Kenner)
To: iant at google dot com
Cc: ebotcazou at adacore dot com, gcc-patches at gcc dot gnu dot org, mark at codesourcery dot com, matz at suse dot de, richard dot guenther at gmail dot com
Date: Sun, 14 Oct 2007 22:17:13 EDT
Subject: Re: [PATCH] Fix optimization regression in constant folder
References: <200709171539.26653.ebotcazou@adacore.com> <10710120240.AA03734@vlsi1.ultra.nyu.edu> <m3wsttymh6.fsf@localhost.localdomain> <200710141225.08559.ebotcazou@adacore.com> <84fc9c000710140331t5b1bf94cr3a19b395c19faa22@mail.gmail.com> <m3bqb1r972.fsf@localhost.localdomain>

> We need some way to indicate that this type does not overflow.

What's wrong with using TYPE_IS_SIZETYPE for that?

I'm quite mystified by this thread: we have a flag that indicates exactly
what we need but kepe trying to find other flags to do that.

Follow-Ups:
- Re: [PATCH] Fix optimization regression in constant folder
  - From: Ian Lance Taylor

References:
- Re: [PATCH] Fix optimization regression in constant folder
  - From: Richard Kenner
- Re: [PATCH] Fix optimization regression in constant folder
  - From: Ian Lance Taylor
- Re: [PATCH] Fix optimization regression in constant folder
  - From: Eric Botcazou
- Re: [PATCH] Fix optimization regression in constant folder
  - From: Richard Guenther
- Re: [PATCH] Fix optimization regression in constant folder
  - From: Ian Lance Taylor

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