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Re: [PATCH] Fix PR28187, endless looping in VRP

From: Diego Novillo <dnovillo at redhat dot com>
To: Richard Guenther <rguenther at suse dot de>
Cc: gcc-patches at gcc dot gnu dot org
Date: Fri, 07 Jul 2006 08:19:02 -0400
Subject: Re: [PATCH] Fix PR28187, endless looping in VRP
References: <Pine.LNX.4.64.0607060837090.4374@nyjnma.fhfr.qr> <44ACF716.2000200@redhat.com> <Pine.LNX.4.64.0607061457100.4374@nyjnma.fhfr.qr> <44AD0E91.1080500@redhat.com> <Pine.LNX.4.64.0607061549290.4374@nyjnma.fhfr.qr> <44AD1607.7000704@redhat.com> <Pine.LNX.4.64.0607071028060.5439@nyjnma.fhfr.qr>

Richard Guenther wrote on 07/07/06 04:28:

> 	PR tree-optimization/28187
> 	* tree-vrp.c (vrp_operand_equal_p): New function.
> 	(vrp_bitmap_equal_p): Likewise.
> 	(update_value_range): Use them to compare old and new
> 	max and min values.
> 
> 	* gcc.dg/pr28187.c: New testcase.
> 
OK.  Thanks for the rewrite.

References:
- [PATCH] Fix PR28187, endless looping in VRP
  - From: Richard Guenther
- Re: [PATCH] Fix PR28187, endless looping in VRP
  - From: Diego Novillo
- Re: [PATCH] Fix PR28187, endless looping in VRP
  - From: Richard Guenther
- Re: [PATCH] Fix PR28187, endless looping in VRP
  - From: Diego Novillo
- Re: [PATCH] Fix PR28187, endless looping in VRP
  - From: Richard Guenther
- Re: [PATCH] Fix PR28187, endless looping in VRP
  - From: Diego Novillo
- Re: [PATCH] Fix PR28187, endless looping in VRP
  - From: Richard Guenther

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