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From: "Joseph S. Myers" <jsm28@cam.ac.uk> To: nobody@gcc.gnu.org Cc: gcc-prs@gcc.gnu.org Subject: Re: c/2677: Need something to #ifdef on when -pedantic/-pedantic-errors Date: Sat, 28 Apr 2001 12:56:00 -0000 [thread overview] Message-ID: <20010428195600.29122.qmail@sourceware.cygnus.com> (raw) The following reply was made to PR c/2677; it has been noted by GNATS. From: "Joseph S. Myers" <jsm28@cam.ac.uk> To: <rfg@monkeys.com> Cc: <gcc-gnats@gcc.gnu.org>, <gcc-bugs@gcc.gnu.org> Subject: Re: c/2677: Need something to #ifdef on when -pedantic/-pedantic-errors Date: Sat, 28 Apr 2001 20:55:32 +0100 (BST) On 28 Apr 2001 rfg@monkeys.com wrote: > Build and install the glib library (version 1.2 or 1.3.4) > and associated include files. Then compile something that > includes "glib.h" and do so while using the -pedantic or > -pedantic-errors option. You'll get warnings or errors, > respectively, because glib.h uses the non-standard GNU > notation for macros accepting variable numbers of arguments. 3.0 does not give these warnings for system headers, or macros defined in system headers. (You'll need to ensure that the glib headers do count as system headers, e.g. by adding #if defined(__GNUC__) && (__GNUC__ > 2 || __GNUC_MINOR >= 97) #pragma GCC system_header #endif .) -- Joseph S. Myers jsm28@cam.ac.uk
next reply other threads:[~2001-04-28 12:56 UTC|newest] Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top 2001-04-28 12:56 Joseph S. Myers [this message] -- strict thread matches above, loose matches on Subject: below -- 2001-04-28 14:16 Zack Weinberg 2001-04-28 13:56 Joseph S. Myers 2001-04-28 13:36 Ronald F. Guilmette 2001-04-28 12:46 rfg
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