From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 12974 invoked by alias); 6 Jan 2003 23:12:47 -0000 Mailing-List: contact gcc-prs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-prs-owner@gcc.gnu.org Received: (qmail 12952 invoked by uid 61); 6 Jan 2003 23:12:47 -0000 Date: Mon, 06 Jan 2003 23:12:00 -0000 Message-ID: <20030106231247.12951.qmail@sources.redhat.com> To: gcc-bugs@gcc.gnu.org, gcc-prs@gcc.gnu.org, michael@moria.de, nobody@gcc.gnu.org From: neil@gcc.gnu.org Reply-To: neil@gcc.gnu.org, gcc-bugs@gcc.gnu.org, gcc-prs@gcc.gnu.org, michael@moria.de, nobody@gcc.gnu.org, gcc-gnats@gcc.gnu.org Subject: Re: preprocessor/9203: preprocessor X-SW-Source: 2003-01/txt/msg00395.txt.bz2 List-Id: Synopsis: preprocessor State-Changed-From-To: open->closed State-Changed-By: neil State-Changed-When: Mon Jan 6 15:12:47 2003 State-Changed-Why: Not a bug. If an identifier in #if is not an expandable macro, it is replaced by 0 as required by ISO C. You can get a warning for this latter case (when the identifier is not a macro) with -Wundef. All this is documented in the manual. http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=9203