From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 88581 invoked by alias); 18 Jun 2015 08:59:49 -0000 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Received: (qmail 88561 invoked by uid 89); 18 Jun 2015 08:59:48 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.0 required=5.0 tests=AWL,BAYES_00,RP_MATCHES_RCVD,SPF_PASS autolearn=ham version=3.3.2 X-HELO: cam-smtp0.cambridge.arm.com Received: from fw-tnat.cambridge.arm.com (HELO cam-smtp0.cambridge.arm.com) (217.140.96.140) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES256-SHA encrypted) ESMTPS; Thu, 18 Jun 2015 08:59:47 +0000 Received: from arm.com (e106375-lin.cambridge.arm.com [10.2.207.23]) by cam-smtp0.cambridge.arm.com (8.13.8/8.13.8) with ESMTP id t5I8xhW8015359; Thu, 18 Jun 2015 09:59:43 +0100 Date: Thu, 18 Jun 2015 09:05:00 -0000 From: James Greenhalgh To: Uros Bizjak Cc: "gcc-patches@gcc.gnu.org" Subject: Re: [PATCH, testsuite]: Fix PR 65944, FAIL: g++.dg/lto/pr65276: undefined reference to std2::exception::~exception() Message-ID: <20150618085943.GA13979@arm.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) X-IsSubscribed: yes X-SW-Source: 2015-06/txt/msg01240.txt.bz2 On Wed, Jun 17, 2015 at 11:04:24AM +0100, Uros Bizjak wrote: > On Tue, Jun 16, 2015 at 5:13 PM, Uros Bizjak wrote: > > Hello! > > > > Following patch fixes: > > > > cp_lto_pr65276_1.o: In function `std2::runtime_error::~runtime_error()':^M > > pr65276_1.C:(.text._ZN4std213runtime_errorD2Ev[_ZN4std213runtime_errorD5Ev]+0x8): > > undefined reference to `std2::exception::~exception()'^M > > cp_lto_pr65276_1.o: In function `std2::runtime_error::~runtime_error()':^M > > pr65276_1.C:(.text._ZN4std213runtime_errorD0Ev[_ZN4std213runtime_errorD5Ev]+0xc): > > undefined reference to `std2::exception::~exception()'^M > > cp_lto_pr65276_1.o:(.rodata._ZTVN4std29exceptionE[_ZTVN4std29exceptionE]+0x10): > > undefined reference to `std2::exception::~exception()'^M > > cp_lto_pr65276_1.o:(.rodata._ZTVN4std29exceptionE[_ZTVN4std29exceptionE]+0x18): > > undefined reference to `std2::exception::~exception()'^M > > collect2: error: ld returned 1 exit status^M > > > > link error with g++.dg/lto/pr65276 testcase. > > > > 2015-06-16 Uros Bizjak > > > > PR testsuite/65944 > > * g++.dg/lto/pr65276_0.C: Add std2::exception::~exception() function. > > > > Tested on x86_64-linux-gnu CentOS 5.11 (where linking failed) and > > Fedora 22 (where linking didn't fail). > > > > OK for mainline and gcc-5 branch? > > Now committed as obvious. Hi, This patch causes failures in arm-none-linux-gnueabihf testing: PASS->FAIL: g++.dg/lto/pr65276 cp_lto_pr65276_0.o-cp_lto_pr65276_1.o link, -flto -O0 -std=c++11 .../arm-none-linux-gnueabihf/obj/gcc4/gcc/testsuite/g++2/../../xg++ -B.../arm-none-linux-gnueabihf/obj/gcc4/gcc/testsuite/g++2/../../ cp_lto_pr65276_0.o cp_lto_pr65276_1.o -fno-diagnostics-show-caret -fdiagnostics-color=never -nostdinc++ -I.../arm-none-linux-gnueabihf/obj/gcc4/arm-none-linux-gnueabihf/libstdc++-v3/include/arm-none-linux-gnueabihf -I.../arm-none-linux-gnueabihf/obj/gcc4/arm-none-linux-gnueabihf/libstdc++-v3/include -I.../gcc/libstdc++-v3/libsupc++ -I.../gcc/libstdc++-v3/include/backward -I.../gcc/libstdc++-v3/testsuite/util -fmessage-length=0 -flto -O0 -std=c++11 -L.../arm-none-linux-gnueabihf/obj/gcc4/arm-none-linux-gnueabihf/./libstdc++-v3/src/.libs -B.../arm-none-linux-gnueabihf/obj/gcc4/arm-none-linux-gnueabihf/./libstdc++-v3/src/.libs -L.../arm-none-linux-gnueabihf/obj/gcc4/arm-none-linux-gnueabihf/./libstdc++-v3/src/.libs -o g++-dg-lto-pr65276-01.exe cp_lto_pr65276_1.o (symbol from plugin): In function `typeinfo for std2::runtime_error': (.text+0x0): multiple definition of `typeinfo name for std2::exception' cp_lto_pr65276_0.o (symbol from plugin):(.text+0x0): first defined here cp_lto_pr65276_1.o (symbol from plugin): In function `typeinfo for std2::runtime_error': (.text+0x0): multiple definition of `typeinfo for std2::exception' cp_lto_pr65276_0.o (symbol from plugin):(.text+0x0): first defined here collect2: error: ld returned 1 exit status compiler exited with status 1 output is: cp_lto_pr65276_1.o (symbol from plugin): In function `typeinfo for std2::runtime_error': (.text+0x0): multiple definition of `typeinfo name for std2::exception' cp_lto_pr65276_0.o (symbol from plugin):(.text+0x0): first defined here cp_lto_pr65276_1.o (symbol from plugin): In function `typeinfo for std2::runtime_error': (.text+0x0): multiple definition of `typeinfo for std2::exception' cp_lto_pr65276_0.o (symbol from plugin):(.text+0x0): first defined here collect2: error: ld returned 1 exit status Thanks, James