Newsgroups: comp.lang.c++
Path: utzoo!henry
From: henry@utzoo.uucp (Henry Spencer)
Subject: Re: Assembly or ....
Message-ID: <1988Dec1.194942.15124@utzoo.uucp>
Organization: U of Toronto Zoology
References: <318@orbit.UUCP>
Date: Thu, 1 Dec 88 19:49:42 GMT

In article <318@orbit.UUCP> shawn@pnet51.cts.com (Shawn Stanley) writes:
>... I've never used an optimizing compiler that could take advantage of
>processor flags that logically must be set a certain way from a previous but
>related operation and avoid checking something more than once...
>
>It may just be the compilers I've used (two MS-DOS compilers, one SCO Xenix
>compiler, and two Apple II compilers)...

You've never used an optimizing compiler, period.  The micro market is
notorious for lousy compilers.  This particular optimization has been in
production-quality C compilers from the beginning.
-- 
SunOSish, adj:  requiring      |     Henry Spencer at U of Toronto Zoology
32-bit bug numbers.            | uunet!attcan!utzoo!henry henry@zoo.toronto.edu