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Re: [PATCH] Teach genmatch.c to generate single-use restrictions from flags
- From: Bernd Schmidt <bernds_cb1 at t-online dot de>
- To: Richard Biener <rguenther at suse dot de>, gcc-patches at gcc dot gnu dot org
- Date: Fri, 11 Sep 2015 14:26:22 +0200
- Subject: Re: [PATCH] Teach genmatch.c to generate single-use restrictions from flags
- Authentication-results: sourceware.org; auth=none
- References: <alpine dot LSU dot 2 dot 11 dot 1507081632210 dot 9923 at zhemvz dot fhfr dot qr>
On 07/08/2015 04:39 PM, Richard Biener wrote:
This introduces a :s flag to match expressions which enforces
the expression to have a single-use if(!) the simplified
expression is larger than one statement.
This seems to be missing documentation in match-and-simplify.texi.
Bernd