From: Stephen Biggs <xyzzy@hotpop.com>
To: Hans-Peter Nilsson <hp@bitrange.com>
Cc: GCC list <gcc@gcc.gnu.org>
Subject: Re: General search for symbols...
Date: Thu, 03 Apr 2003 07:18:00 -0000 [thread overview]
Message-ID: <1049368586.1267.2.camel@steve> (raw)
In-Reply-To: <Pine.BSF.4.44.0304020957590.64082-100000@dair.pair.com>
On Wed, 2003-04-02 at 13:34, Hans-Peter Nilsson wrote:
> On 2 Apr 2003, Stephen Biggs wrote:
> > I am trying to port GCC to another machine.
> >
> > Given that I have a file <new gcc
> > path>/gcc/config/<machine>/<machine>.c, how would I, within any of the
> > functions in that file find out if a certain symbol has been defined by
> > a "#define" statement in the C source that is being compiled?
>
> That's an odd need for a new port. Care to elaborate; example?
> (It might turn out to be a misunderstanding or a need covered
> by an existing mechanism, that's mainly why I ask.)
Thanks for the reply.
E.g., I need to do something different in the assembly output based on
whether varargs.h or stdarg.h was included in the C source file. I
thought to check to see if either "_VARARGS_H" or "_STDARG_H" was
defined. I am also going to need this for other things.
>
> brgds, H-P
>
>
next prev parent reply other threads:[~2003-04-03 6:18 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-04-02 14:10 Stephen Biggs
2003-04-02 16:22 ` Hans-Peter Nilsson
2003-04-03 7:18 ` Stephen Biggs [this message]
2003-04-04 2:13 ` Hans-Peter Nilsson
2003-04-04 9:35 ` Zack Weinberg
2003-04-04 18:51 ` Joe Buck
2003-04-10 9:37 ` Zack Weinberg
2003-04-10 19:36 ` Mike Stump
2003-04-10 20:03 ` Zack Weinberg
2003-04-10 20:12 ` Mike Stump
2003-04-09 8:43 ` Stephen Biggs
2003-04-02 15:07 Ilia Dyatchkov
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