arm eabihf with static libgcc fails to build

[Bernhard Reutner-Fischer]

On 26 June 2014 13:12:19 Waldemar Brodkorb <wbx at openadk.org> wrote:

> Hi,
>
> I recently switched my toolchain to use a static libgcc.
> Gcc is build with --enable-shared='libstdc++', so there is no
> libgcc_eh.a, because exception handling code is included in
> libgcc.a.
>
> Build fails with:
> /adk/uclibc/toolchain_qemu-arm_uclibc/usr/bin/arm-openadk-linux-uclibcgnueabihf-gcc
> -Wl,-EL -shared -Wl,--warn-common -Wl,--warn-once -Wl,-z,combreloc
> -Wl,-z,relro -Wl,-z,now -Wl,--hash-style=gnu -Wl,-z,defs
> -Wl,-e,_start -Wl,-z,now -Wl,-Bsymbolic -Wl,--export-dynamic
> -Wl,--sort-common -Wl,--discard-locals -Wl,--discard-all
> -Wl,--no-undefined  -Wl,-soname=ld-uClibc.so.0 -nostdlib -o
> lib/ld-uClibc-0.9.34-git.so  -Wl,--whole-archive
> ldso/ldso/ld-uClibc_so.a -Wl,--no-whole-archive
> /adk/uclibc/toolchain_qemu-arm_uclibc/usr/lib/gcc/arm-openadk-linux-uclibcgnueabihf/4.8.3/libgcc.a
> libgcc_eh.a
> arm-openadk-linux-uclibcgnueabihf-gcc: error: libgcc_eh.a: No such
> file or directory

This is guarded by CONFIG_DEBUG, isn't it?
Thanks,
>
> When removing the libgcc_eh stuff from the Makefile, I get:
> toolchain_build_qemu-arm_uclibc/w-gcc-4.8.3-1/gcc-4.8.3/libgcc/config/arm/unwind-arm.c:494:
> multiple definition of `__aeabi_unwind_cpp_pr0'
>
> It conflicts with the stubs in
> libc/sysdeps/linux/arm/aeabi_unwind_cpp_pr1.c.
>
> So what is the right thing to fix this issue?
>
> best regards
>  Waldemar
>
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