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Re: [PATCH] PR49720, infinite recursion in RTX simplification
- From: Eric Botcazou <ebotcazou at adacore dot com>
- To: "Chung-Lin Tang" <cltang at codesourcery dot com>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Fri, 28 Oct 2011 00:39:43 +0200
- Subject: Re: [PATCH] PR49720, infinite recursion in RTX simplification
- References: <4EA8FA03.10805@codesourcery.com>
> 2011-10-27 Chung-Lin Tang <cltang@codesourcery.com>
>
> PR rtl-optimization/49720
> * simplify-rtx.c (simplify_relational_operation_1): Detect
> infinite recursion condition in "(eq/ne (plus x cst1) cst2)
> simplifies to (eq/ne x (cst2 - cst1))" case.
>
> testsuite/
> * g++.dg/torture/pr49720.C: New test.
OK, thanks.
--
Eric Botcazou