diff -r 000000000000 -r eeea35fbf182 patches/glibc/2.3.3/glibc-2.3.3-libeh-kludge.patch --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/patches/glibc/2.3.3/glibc-2.3.3-libeh-kludge.patch Sat Feb 24 11:00:05 2007 +0000 @@ -0,0 +1,75 @@ +wget "http://sources.redhat.com/cgi-bin/get-raw-msg?listname=libc-alpha&date=2003-09&msgid=20030911190500.GE12344%40sunsite.ms.mff.cuni.cz" +aka http://sources.redhat.com/ml/libc-alpha/2003-09/msg00104.html + +This seems to fix the error + gcc-3.4.1-glibc-2.3.3/lib/gcc/powerpc-7400-linux-gnu/3.4.1/../../../../powerpc-7400-linux-gnu/bin/ld: cannot find -lgcc_eh + make[1]: *** [build/powerpc-7400-linux-gnu/gcc-3.4.1-glibc-2.3.3/build-glibc/libc.so] Error 1 +but I assume it might cause trouble with nptl +FIXME: once we figure out why this patch is wrong, fix it right :-) + +Date: Thu, 11 Sep 2003 21:05:00 +0200 +From: Jakub Jelinek +To: libc-alpha at sources dot redhat dot com +Subject: Re: Another ugly bootstrapping patch for libgcc_eh +Message-ID: <20030911190500.GE12344@sunsite.ms.mff.cuni.cz> +Reply-To: Jakub Jelinek +References: <20030911194944.GA6104@nevyn.them.org> <20030911180703.GD12344@sunsite.ms.mff.cuni.cz> <20030911203621.GA31503@nevyn.them.org> +In-Reply-To: <20030911203621 dot GA31503 at nevyn dot them dot org> + +On Thu, Sep 11, 2003 at 04:36:21PM -0400, Daniel Jacobowitz wrote: +> > Why exactly do you need that? +> > What exact library needs the functions from libgcc_eh.a? +> > There shouldn't be any these days (__register_*/__frame_state_for etc. +> > functions should come from sysdeps/generic on arches which need them, +> > _Unwind_* come from unwind*.c). +> > IMHO both: +> > +> > # Force the backward compatibility EH functions to be linked. +> > LDFLAGS-c.so += -u __register_frame +> > +> > in Makerules and -lgcc_eh in Makeconfig should go. +> +> If you say so. That -lgcc_eh's been in and out quite a number of +> times. I was just assuming that it was necessary. + +I have been testing following patch on hammer. +linuxthreads built just fine and NPTL libraries too, +and in both cases libraries had the same exported symbols as without +the patch (though its .text slightly shrunk because it no longer contained +unneeded libgcc_eh routines (and also libc.so has fewer .plt slots). +Unfortunately, sln in NPTL build doesn't link, as libgcc_eh.a is needed +in this case. +So, IMHO we need my Makerules change and Daniel's patch. + +2003-09-11 Jakub Jelinek + + #* Makerules (LDFLAGS-c.so): Remove -u __register_frame. + * Makeconfig (gnulib): Remove -lgcc_eh. + +# Ulrich already applied this. +#--- libc/Makerules.jj 2003-07-23 03:56:16.000000000 -0400 +#+++ libc/Makerules 2003-09-11 16:22:44.000000000 -0400 +#@@ -572,8 +572,6 @@ LDFLAGS-c.so = -nostdlib -nostartfiles +# LDLIBS-c.so += $(gnulib) +# # Give libc.so an entry point and make it directly runnable itself. +# LDFLAGS-c.so += -e __libc_main +#-# Force the backward compatibility EH functions to be linked. +#-LDFLAGS-c.so += -u __register_frame +# # Pre-link the objects of libc_pic.a so that we can locally resolve +# # COMMON symbols before we link against ld.so. This is because ld.so +# # contains some of libc_pic.a already, which will prevent the COMMONs +--- libc/Makeconfig.jj 2003-07-22 08:25:32.000000000 -0400 ++++ libc/Makeconfig 2003-09-11 16:23:08.000000000 -0400 +@@ -505,7 +505,7 @@ link-libc-bounded = $(common-objpfx)libc + link-extra-libs-bounded = $(foreach lib,$(LDLIBS-$(@F:%-bp=%)),$(common-objpfx)$(lib)_b.a) + + ifndef gnulib +-gnulib := -lgcc -lgcc_eh ++gnulib := -lgcc + endif + ifeq ($(elf),yes) + +preinit = $(addprefix $(csu-objpfx),crti.o) + + + Jakub +