From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 7710 invoked by alias); 7 Oct 2014 17:50:22 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 7658 invoked by uid 55); 7 Oct 2014 17:50:18 -0000 From: "mpolacek at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/59717] better warning when using functions without including appropriate header files Date: Tue, 07 Oct 2014 17:50:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Version: 4.8.2 X-Bugzilla-Keywords: diagnostic X-Bugzilla-Severity: enhancement X-Bugzilla-Who: mpolacek at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: mpolacek at gcc dot gnu.org X-Bugzilla-Target-Milestone: 5.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2014-10/txt/msg00489.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59717 --- Comment #3 from Marek Polacek --- Author: mpolacek Date: Tue Oct 7 17:49:46 2014 New Revision: 215979 URL: https://gcc.gnu.org/viewcvs?rev=215979&root=gcc&view=rev Log: PR c/59717 * c-decl.c (header_for_builtin_fn): New function. (implicitly_declare): Suggest which header to include. * gcc.dg/pr59717.c: New test. Added: trunk/gcc/testsuite/gcc.dg/pr59717.c Modified: trunk/gcc/c/ChangeLog trunk/gcc/c/c-decl.c trunk/gcc/testsuite/ChangeLog