diff -r f0d84f1d4c93 -r 4b0db42fc078 patches/glibc/linuxthreads-2.3.4/glibc-linuxthreads-2.3.4-allow-gcc-4.0-rtld.patch --- a/patches/glibc/linuxthreads-2.3.4/glibc-linuxthreads-2.3.4-allow-gcc-4.0-rtld.patch Wed Aug 15 16:18:35 2007 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,89 +0,0 @@ -See http://sources.redhat.com/ml/libc-hacker/2005-03/msg00008.html - -From libc-hacker-return-8343-listarch-libc-hacker=sources dot redhat dot com at sources dot redhat dot com Sat Mar 05 09:21:18 2005 -Return-Path: -Delivered-To: listarch-libc-hacker at sources dot redhat dot com -Received: (qmail 23370 invoked by alias); 5 Mar 2005 09:21:15 -0000 -Mailing-List: contact libc-hacker-help at sources dot redhat dot com; run by ezmlm -Precedence: bulk -List-Subscribe: -List-Archive: -List-Post: -List-Help: , -Sender: libc-hacker-owner at sources dot redhat dot com -Delivered-To: mailing list libc-hacker at sources dot redhat dot com -Received: (qmail 22971 invoked from network); 5 Mar 2005 09:20:51 -0000 -Received: from unknown (HELO sunsite.mff.cuni.cz) (195.113.15.26) - by sourceware dot org with SMTP; 5 Mar 2005 09:20:51 -0000 -Received: from sunsite.mff.cuni.cz (sunsite.mff.cuni.cz [127.0.0.1]) - by sunsite dot mff dot cuni dot cz (8 dot 13 dot 1/8 dot 13 dot 1) with ESMTP id j259KoB5020894; - Sat, 5 Mar 2005 10:20:50 +0100 -Received: (from jj@localhost) - by sunsite dot mff dot cuni dot cz (8 dot 13 dot 1/8 dot 13 dot 1/Submit) id j259KnO1020889; - Sat, 5 Mar 2005 10:20:49 +0100 -Date: Sat, 5 Mar 2005 10:20:49 +0100 -From: Jakub Jelinek -To: Ulrich Drepper , Roland McGrath -Cc: Glibc hackers -Subject: [PATCH] Fix build with GCC 4 -Message-ID: <20050305092049.GJ4777@sunsite.mff.cuni.cz> -Reply-To: Jakub Jelinek -Mime-Version: 1.0 -Content-Type: text/plain; charset=us-ascii -Content-Disposition: inline -User-Agent: Mutt/1.4.1i - -Hi! - -The thread_offsetof change just mirrors what Alan Modra did to NPTL -tcb-offsets.sym. Apparently for GCC 4 an offsetof like expression, -but not really offsetof, is no longer constant folded and therefore -not suitable for "i" constraint. - -The ELF_MACHINE_NO_RELA change is needed to avoid -rtld.c: In function '_dl_start': -dynamic-link.h:50: error: nested function 'elf_machine_rela_relative' declared but never defined -dynamic-link.h:47: error: nested function 'elf_machine_rela' declared but never defined -This is what happens. -rtld.c first includes dl-machine.h without RESOLVE_MAP -and without RTLD_BOOTSTRAP defined. This means that ELF_MACHINE_NO_RELA -is not defined on i386/arm. Later on it defines RESOLVE_MAP -and RTLD_BOOTSTRAP and includes dynamic-link.h which has: -# if ! ELF_MACHINE_NO_RELA -auto void __attribute__((always_inline)) -elf_machine_rela (struct link_map *map, const ElfW(Rela) *reloc, - const ElfW(Sym) *sym, const struct r_found_version *version, - void *const reloc_addr); -auto void __attribute__((always_inline)) -elf_machine_rela_relative (ElfW(Addr) l_addr, const ElfW(Rela) *reloc, - void *const reloc_addr); -# endif -and later on includes dl-machine.h which sees RTLD_BOOTSTRAP is -defined and defines ELF_MACHINE_NO_RELA and doesn't define -elf_machine_rela* nested functions. -But the prototypes were already defined and GCC 4 doesn't like this. -ELF_MACHINE_NO_RELA is only ever used in preprocessing conditionals -and never in defined ELF_MACHINE_NO_RELA, so the trick below -already defines ELF_MACHINE_NO_RELA to 1/0 depending on whether -RTLD_BOOTSTRAP is defined and thus the prototypes in dynamic-link.h -that are not desirable are gone. - -2005-03-05 Jakub Jelinek - - * sysdeps/i386/dl-machine.h (ELF_MACHINE_NO_RELA): Define - unconditionally to (defined RTLD_BOOTSTRAP). - * sysdeps/arm/dl-machine.h (ELF_MACHINE_NO_RELA): Likewise. -linuxthreads/ - * sysdeps/powerpc/tcb-offsets.sym (thread_offsetof): Rework for GCC 4. - ---- libc/linuxthreads/sysdeps/powerpc/tcb-offsets.sym.jj 2005-03-04 14:21:29.000000000 -0500 -+++ libc/linuxthreads/sysdeps/powerpc/tcb-offsets.sym 2005-03-04 14:26:29.000000000 -0500 -@@ -8,7 +8,7 @@ - -- Abuse tls.h macros to derive offsets relative to the thread register. - # undef __thread_register - # define __thread_register ((void *) 0) --# define thread_offsetof(mem) ((void *) &THREAD_SELF->p_##mem - (void *) 0) -+# define thread_offsetof(mem) ((ptrdiff_t) THREAD_SELF + offsetof (struct _pthread_descr_struct, p_##mem)) - - # else -