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Re: [PATCH] Remove special-casing of PTR_IS_REF_ALL pointers from alias analysis

From: Eric Botcazou <ebotcazou at adacore dot com>
To: Richard Guenther <rguenther at suse dot de>
Cc: gcc-patches at gcc dot gnu dot org, Diego Novillo <dnovillo at google dot com>
Date: Wed, 30 Apr 2008 00:43:48 +0200
Subject: Re: [PATCH] Remove special-casing of PTR_IS_REF_ALL pointers from alias analysis
References: <Pine.LNX.4.64.0804281808100.4130@zhemvz.fhfr.qr> <200804282346.41927.ebotcazou@adacore.com> <Pine.LNX.4.64.0804290000030.4130@zhemvz.fhfr.qr>

> Sure.  But that's the business of PTA to figure out.  The current
> code tries to be too much clever here (just change PTR_IS_REF_ALL
> to include char * in C and see the execute torture scream at you).

I don't think PTA can do what PTR_IS_REF_ALL was doing.  As for the failures 
in the testsuite, they could come from TYPE_REF_CAN_ALIAS_ALL itself, it 
doesn't play nice with inlining at the moment.

-- 
Eric Botcazou

Follow-Ups:
- Re: [PATCH] Remove special-casing of PTR_IS_REF_ALL pointers from alias analysis
  - From: Richard Guenther

References:
- [PATCH] Remove special-casing of PTR_IS_REF_ALL pointers from alias analysis
  - From: Richard Guenther
- Re: [PATCH] Remove special-casing of PTR_IS_REF_ALL pointers from alias analysis
  - From: Eric Botcazou
- Re: [PATCH] Remove special-casing of PTR_IS_REF_ALL pointers from alias analysis
  - From: Richard Guenther

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