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Re: [PATCH] Perform constant folding of math builtins
- From: Brad Lucier <lucier at math dot purdue dot edu>
- To: roger at eyesopen dot com (Roger Sayle)
- Cc: lucier at math dot purdue dot edu (Brad Lucier), gcc-patches at gcc dot gnu dot org
- Date: Mon, 26 Aug 2002 09:40:40 -0500 (EST)
- Subject: Re: [PATCH] Perform constant folding of math builtins
> I was relying on the semantics of "-funsafe-math-optimizations", that
> to quote the documentation, "allows optimizations for floating-point
> arithmetic that assume the arguments and results are valid".
>
> I don't suppose I could convince you this is a reasonable transformation
> at GCC's most aggressive level of numerical optimization, namely
> "-funsafe-math-optimizations"?
Sure you can; I have other things to argue about ;-).
Brad