Date: Tue, 11 Sep 2001 10:46:49 -0400 From: "Brian F. Feldman" <green@FreeBSD.org> To: Bruce Evans <bde@zeta.org.au> Cc: "Brian F. Feldman" <green@FreeBSD.org>, 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 Message-ID: <200109111446.f8BEknK07078@green.bikeshed.org> In-Reply-To: Your message of "Wed, 12 Sep 2001 00:30:50 %2B1000." <20010912002041.J5036-100000@delplex.bde.org>
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Bruce Evans <bde@zeta.org.au> wrote:
> 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.
So you don't take issues at all with GCC not only implementing the C
language per se but implementing actual C library routines, no matter how
standard they may be, in the compilation step?
--
Brian Fundakowski Feldman \ FreeBSD: The Power to Serve! /
green@FreeBSD.org `------------------------------'
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