From owner-freebsd-bugs@FreeBSD.ORG Fri Jan 3 01:50:00 2014 Return-Path: Delivered-To: freebsd-bugs@smarthost.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id BFA59465 for ; Fri, 3 Jan 2014 01:50:00 +0000 (UTC) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:1900:2254:206c::16:87]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 81BAF187F for ; Fri, 3 Jan 2014 01:50:00 +0000 (UTC) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.7/8.14.7) with ESMTP id s031o0Wq044049 for ; Fri, 3 Jan 2014 01:50:00 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.7/8.14.7/Submit) id s031o0XH044048; Fri, 3 Jan 2014 01:50:00 GMT (envelope-from gnats) Resent-Date: Fri, 3 Jan 2014 01:50:00 GMT Resent-Message-Id: <201401030150.s031o0XH044048@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, Stephen Hurd Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 0D197235 for ; Fri, 3 Jan 2014 01:41:52 +0000 (UTC) Received: from oldred.freebsd.org (oldred.freebsd.org [IPv6:2001:1900:2254:206a::50:4]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id EBE501846 for ; Fri, 3 Jan 2014 01:41:51 +0000 (UTC) Received: from oldred.freebsd.org ([127.0.1.6]) by oldred.freebsd.org (8.14.5/8.14.7) with ESMTP id s031fpvX044353 for ; Fri, 3 Jan 2014 01:41:51 GMT (envelope-from nobody@oldred.freebsd.org) Received: (from nobody@localhost) by oldred.freebsd.org (8.14.5/8.14.5/Submit) id s031fp59044345; Fri, 3 Jan 2014 01:41:51 GMT (envelope-from nobody) Message-Id: <201401030141.s031fp59044345@oldred.freebsd.org> Date: Fri, 3 Jan 2014 01:41:51 GMT From: Stephen Hurd To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Subject: bin/185431: gcc bug with short int promotion X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 03 Jan 2014 01:50:00 -0000 >Number: 185431 >Category: bin >Synopsis: gcc bug with short int promotion >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Fri Jan 03 01:50:00 UTC 2014 >Closed-Date: >Last-Modified: >Originator: Stephen Hurd >Release: 9.1-RELEASE-p6 >Organization: >Environment: FreeBSD cracked.hurd.local 9.1-RELEASE-p6 FreeBSD 9.1-RELEASE-p6 #0: Wed Aug 21 20:30:17 UTC 2013 root@amd64-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC i386 >Description: Integer promotion of a short int and an unsigned short in the same expression seems broken in the system compiler. >How-To-Repeat: #include int main(int argc, char **argv) { short k = 251; unsigned short l = 65535; printf("%hd > %hu = %d\n", k, l, (k > l)); return 0; } > gcc test.c > ./a.out 251 > 65535 = 1 >Fix: Use a different compiler. >Release-Note: >Audit-Trail: >Unformatted: