From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 21229 invoked by alias); 2 Jul 2012 19:24:56 -0000 Received: (qmail 21217 invoked by uid 22791); 2 Jul 2012 19:24:55 -0000 X-SWARE-Spam-Status: No, hits=-4.3 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00,KHOP_THREADED X-Spam-Check-By: sourceware.org Received: from localhost (HELO gcc.gnu.org) (127.0.0.1) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Mon, 02 Jul 2012 19:24:42 +0000 From: "jason at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/53524] [4.7/4.8 Regression] Bogus enum comparison warning Date: Mon, 02 Jul 2012 19:24:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c++ X-Bugzilla-Keywords: diagnostic X-Bugzilla-Severity: normal X-Bugzilla-Who: jason at gcc dot gnu.org X-Bugzilla-Status: RESOLVED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 4.7.2 X-Bugzilla-Changed-Fields: Status Resolution Message-ID: In-Reply-To: References: X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated Content-Type: text/plain; charset="UTF-8" MIME-Version: 1.0 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 X-SW-Source: 2012-07/txt/msg00289.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53524 Jason Merrill changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution| |FIXED --- Comment #27 from Jason Merrill 2012-07-02 19:14:29 UTC --- Author: jason Date: Mon Jul 2 19:14:23 2012 New Revision: 189174 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=189174 Log: PR c++/53524 gcc/cp/ * call.c (build_conditional_expr_1): Don't warn about comparison of two enumerators before their enumeration is complete. (build_new_op_1): Call decay_conversion before warn_logical_operator. * decl.c (build_enumerator): Set DECL_CONTEXT of an enumerator to its enumeration. * decl2.c (mark_used): Call used_types_insert for enums. * semantics.c (finish_id_expression): Don't decay CONST_DECL. (finish_member_declaration): Don't change DECL_CONTEXT of enumerators. * class.c (check_field_decls): Don't change DECL_CONTEXT of enums. * typeck.c (convert_for_assignment): Don't decay CONST_DECL. (build_class_member_access_expr): Look through unscoped enums. * search.c (context_for_name_lookup): Look through unscoped enums. * pt.c (tsubst_copy_and_build): Don't decay CONST_DECL. (tsubst_copy): Use DECL_CONTEXT to find the enumeration. * tree.c (decl_linkage): Likewise. * cvt.c (ocp_convert): Check decayed expr for enum range warning. gcc/c-family/ * c-common.c (get_priority): Call default_conversion. Added: trunk/gcc/testsuite/g++.dg/template/enum7.C Modified: trunk/gcc/c-family/ChangeLog trunk/gcc/c-family/c-common.c trunk/gcc/cp/ChangeLog trunk/gcc/cp/call.c trunk/gcc/cp/class.c trunk/gcc/cp/cvt.c trunk/gcc/cp/decl.c trunk/gcc/cp/decl2.c trunk/gcc/cp/pt.c trunk/gcc/cp/search.c trunk/gcc/cp/semantics.c trunk/gcc/cp/tree.c trunk/gcc/cp/typeck.c trunk/gcc/testsuite/ChangeLog trunk/gcc/testsuite/g++.dg/cpp0x/scoped_enum.C trunk/gcc/testsuite/g++.dg/other/ptrmem10.C trunk/gcc/testsuite/g++.dg/other/ptrmem11.C --- Comment #28 from Jason Merrill 2012-07-02 19:24:11 UTC --- Warning can be disabled in 4.7.1 with -Wno-enum-compare, is fixed in 4.8.0.