From owner-cvs-all  Tue Sep 11  7:32:11 2001
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Date: Wed, 12 Sep 2001 00:30:50 +1000 (EST)
From: Bruce Evans <bde@zeta.org.au>
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To: "Brian F. Feldman" <green@FreeBSD.org>
Cc: Mark Murray <mark@grondar.za>, Peter Wemm <peter@FreeBSD.org>,
	<cvs-committers@FreeBSD.org>, <cvs-all@FreeBSD.org>
Subject: Re: cvs commit: src/sys/kern subr_prf.c src/sys/sys systm.h 
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On Mon, 10 Sep 2001, Brian F. Feldman wrote:

> Mark Murray <mark@grondar.za> wrote:
> > >   This hack brought to you by some questionable ``optimizations'' in gcc-3.
> > >   gcc-3 takes it apon itself to convert:
> > >     printf("string\n")  ->  puts("string");
> > >   and:
> > >     printf("a");  ->  putchar('a')
> > >   etc.  I dont know what they've been smoking over there in gcc-land, but
> > >   it must be pretty good stuff.
> >
> > This "optimzation" on the part of GCC is extremely rude, IMVHO. Is there
> > a way (#define ?) of permanently disabling it?
> >
> > C is not FORTRAN - there are no intrinsic functions in C. Grrrrr.....
>
> Agreed.  Peter's original comment was absolutely justified.  The _ONLY_ case
> I can see this possibly being even moderately alright is if it is somehow
> done in a way that makes it act like a macro definition and can be
> #undefined or (called)() in one of the standard ways.

Disagreed.  This seems like a normal optimization to me.  It's like
replacing strlen("foo") by 3.

Bruce


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