From owner-freebsd-toolchain@FreeBSD.ORG Mon May 30 16:35:29 2011 Return-Path: Delivered-To: freebsd-toolchain@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id E19ED106566B for ; Mon, 30 May 2011 16:35:29 +0000 (UTC) (envelope-from rdivacky@vlakno.cz) Received: from vlakno.cz (lev.vlakno.cz [46.28.110.116]) by mx1.freebsd.org (Postfix) with ESMTP id A8BC98FC0A for ; Mon, 30 May 2011 16:35:29 +0000 (UTC) Received: by vlakno.cz (Postfix, from userid 1002) id D17F27F39B0; Mon, 30 May 2011 18:19:05 +0200 (CEST) Date: Mon, 30 May 2011 18:19:05 +0200 From: Roman Divacky To: Pan Tsu Message-ID: <20110530161905.GA91202@freebsd.org> References: <86zkm74srn.fsf@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <86zkm74srn.fsf@gmail.com> User-Agent: Mutt/1.4.2.3i Cc: freebsd-toolchain@freebsd.org Subject: Re: [clang] boot2 fails to build with DEBUG_FLAGS? X-BeenThere: freebsd-toolchain@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Maintenance of FreeBSD's integrated toolchain List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 30 May 2011 16:35:30 -0000 I dont have the same environment (I am using trunk llvm/clang) but I cant reproduce it here... fwiw, with trunk llvm DEBUG_FLAGS dies in assembly stage because our as does not know .cfi_section On Sat, May 28, 2011 at 03:40:12AM +0400, Pan Tsu wrote: > While compiling boot blocks with debug symbols may not be very useful > having DEBUG_FLAGS in make.conf is not uncommon. > > $ make CC=clang DEBUG_FLAGS=-g > [...] > objcopy -S -O binary boot2.out boot2.bin > btxld -v -E 0x2000 -f bin -b /usr/obj/usr/src/sys/boot/i386/boot2/../btx/btx/btx -l boot2.ldr -o boot2.ld -P 1 boot2.bin > kernel: ver=1.02 size=690 load=9000 entry=9010 map=16M pgctl=1:1 > client: fmt=bin size=16ed text=0 data=0 bss=0 entry=0 > output: fmt=bin size=1f7d text=200 data=1d7d org=0 entry=0 > -381 bytes available > *** Error code 1 > > $ make CC=clang > [...] > objcopy -S -O binary boot2.out boot2.bin > btxld -v -E 0x2000 -f bin -b /usr/obj/usr/src/sys/boot/i386/boot2/../btx/btx/btx -l boot2.ldr -o boot2.ld -P 1 boot2.bin > kernel: ver=1.02 size=690 load=9000 entry=9010 map=16M pgctl=1:1 > client: fmt=bin size=1505 text=0 data=0 bss=0 entry=0 > output: fmt=bin size=1d95 text=200 data=1b95 org=0 entry=0 > 107 bytes available > [...] > > $ make CC=gcc DEBUG_FLAGS=-g > [...] > objcopy -S -O binary boot2.out boot2.bin > btxld -v -E 0x2000 -f bin -b /usr/obj/usr/src/sys/boot/i386/boot2/../btx/btx/btx -l boot2.ldr -o boot2.ld -P 1 boot2.bin > kernel: ver=1.02 size=690 load=9000 entry=9010 map=16M pgctl=1:1 > client: fmt=bin size=13bd text=0 data=0 bss=0 entry=0 > output: fmt=bin size=1c4d text=200 data=1a4d org=0 entry=0 > 435 bytes available > [...] > > $ make CC=gcc > [...] > objcopy -S -O binary boot2.out boot2.bin > btxld -v -E 0x2000 -f bin -b /usr/obj/usr/src/sys/boot/i386/boot2/../btx/btx/btx -l boot2.ldr -o boot2.ld -P 1 boot2.bin > kernel: ver=1.02 size=690 load=9000 entry=9010 map=16M pgctl=1:1 > client: fmt=bin size=13bd text=0 data=0 bss=0 entry=0 > output: fmt=bin size=1c4d text=200 data=1a4d org=0 entry=0 > 435 bytes available > [...] > > -- > FreeBSD 9.0-CURRENT #0 r222354M amd64 > _______________________________________________ > freebsd-toolchain@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-toolchain > To unsubscribe, send any mail to "freebsd-toolchain-unsubscribe@freebsd.org"