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Re: [Emacs-diffs] trunk r114593: * lisp.h (eassert): Don't use 'assume'.


From: Stephen J. Turnbull
Subject: Re: [Emacs-diffs] trunk r114593: * lisp.h (eassert): Don't use 'assume'.
Date: Fri, 11 Oct 2013 17:59:29 +0900

Daniel Colascione writes:

 > I'd actually argue that you should almost always combine assert and 
 > assume. You've gone through the trouble of spelling out constraints on 
 > program execution: why not let the optimizer take advantage of that 
 > information?

I'd say +1 except that apparently optimizers are sufficiently stupid
as to compile worse code when assume is present (at least that's what
Paul seemed to claim).



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