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Re: [avr-gcc-list] What's wrong with this preprocessor statement

From: Larry Barello
Subject: Re: [avr-gcc-list] What's wrong with this preprocessor statement
Date: Tue, 27 Feb 2001 07:07:59 -0800

Denis is probably referring to the 2.97 version...

----- Original Message -----
From: "J Wunsch" <address@hidden>

> Denis Chertykov <address@hidden> wrote:
> > Today it's not a true.
> > Now GCC can optimize out such loops.
> Out of curiosity: when does gcc optimize them out?  All
versions of
> gcc i tried (AVR, FreeBSD/i386, Linux/i386, Solaris/Sparc,
> HP-UX/PA-RISC, all of them were 2.95.2 versions) don't
optimize it
> away in the following file, not even with -O3 (which
> -fstrength-reduce, which is documented to perform the loop
> elimination):

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