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Re: [PATCH] Optimize ((c>=1)&&(c<=127)) into ((signed char)c>0)

From: Richard Henderson <rth at redhat dot com>
To: Roger Sayle <roger at eyesopen dot com>
Cc: gcc-patches at gcc dot gnu dot org
Date: Fri, 10 May 2002 11:04:50 -0700
Subject: Re: [PATCH] Optimize ((c>=1)&&(c<=127)) into ((signed char)c>0)
References: <20020509142427.A15734@redhat.com> <Pine.LNX.4.33.0205100859520.31251-100000@www.eyesopen.com>

On Fri, May 10, 2002 at 09:14:52AM -0600, Roger Sayle wrote:
> 	* fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
> 	into the equivalent (signed char)c > 0.
> 	* gcc.c-torture/execute/20020510-1.c: New test case.

Ok.


r~

References:
- Re: [PATCH] Optimize ((c>=1)&&(c<=127)) into ((signed char)c>0)
  - From: Richard Henderson
- Re: [PATCH] Optimize ((c>=1)&&(c<=127)) into ((signed char)c>0)
  - From: Roger Sayle

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