From owner-freebsd-bugs@FreeBSD.ORG Sat Jan 26 23:40:04 2008 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 8CEEC16A468 for ; Sat, 26 Jan 2008 23:40:04 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id 7091A13C455 for ; Sat, 26 Jan 2008 23:40:04 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.14.2/8.14.2) with ESMTP id m0QNe4BP035540 for ; Sat, 26 Jan 2008 23:40:04 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.2/8.14.1/Submit) id m0QNe4DC035539; Sat, 26 Jan 2008 23:40:04 GMT (envelope-from gnats) Resent-Date: Sat, 26 Jan 2008 23:40:04 GMT Resent-Message-Id: <200801262340.m0QNe4DC035539@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, "Mikhail T." Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 93B1C16A417 for ; Sat, 26 Jan 2008 23:33:59 +0000 (UTC) (envelope-from mi@aldan.algebra.com) Received: from aldan.algebra.com (aldan.algebra.com [216.254.65.224]) by mx1.freebsd.org (Postfix) with ESMTP id 54D7813C45D for ; Sat, 26 Jan 2008 23:33:58 +0000 (UTC) (envelope-from mi@aldan.algebra.com) Received: from aldan.algebra.com (localhost [127.0.0.1]) by aldan.algebra.com (8.14.1/8.14.1) with ESMTP id m0QNXwKc091866 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Sat, 26 Jan 2008 18:33:58 -0500 (EST) (envelope-from mi@aldan.algebra.com) Received: (from mi@localhost) by aldan.algebra.com (8.14.1/8.14.1/Submit) id m0QNXvXA091865; Sat, 26 Jan 2008 18:33:57 -0500 (EST) (envelope-from mi) Message-Id: <200801262333.m0QNXvXA091865@aldan.algebra.com> Date: Sat, 26 Jan 2008 18:33:57 -0500 (EST) From: "Mikhail T." To: FreeBSD-gnats-submit@FreeBSD.org X-Send-Pr-Version: 3.113 Cc: Subject: bin/120025: warning in C++'s system header X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 26 Jan 2008 23:40:04 -0000 >Number: 120025 >Category: bin >Synopsis: warning in C++'s system header >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Sat Jan 26 23:40:04 UTC 2008 >Closed-Date: >Last-Modified: >Originator: Mikhail T. >Release: FreeBSD 8.0 >Organization: Virtual Estates, Inc. >Environment: 7.x or 8.x system, where gcc-4.2 is the system compiler >Description: The following bug prevents ANY C++ code from being built with WARNS set to anything, because -Wsystem-headers is included even when WARNS=1 (see share/mk/bsd.sys.mk): In file included from /usr/include/c++/4.2/ios:50, from /usr/include/c++/4.2/ostream:45, from /usr/include/c++/4.2/iostream:45, ... /usr/include/c++/4.2/bits/basic_ios.h: In member function 'void std::basic_ios<_CharT, _Traits>::_M_setstate(std::_Ios_Iostate)': /usr/include/c++/4.2/bits/basic_ios.h:156: warning: empty body in an if-statement >How-To-Repeat: One example would be to build /usr/ports/graphics/libfpx/ >Fix: Explicitly set NO_WERROR, as is currently done in 7.x. This defeats the main purpose of WARNS, however... >Release-Note: >Audit-Trail: >Unformatted: