On Mon, Mar 30, 2015 at 07:08:00PM -0700, H.J. Lu wrote:
> --- a/gcc/gcc.c
> +++ b/gcc/gcc.c
> @@ -1566,11 +1566,13 @@ init_spec (void)
> if (in_sep && *p == '-' && strncmp (p, "-lgcc", 5) == 0)
> {
> init_gcc_specs (&obstack,
> + "-lgcc_nonshared "
> "-lgcc_s"
> #ifdef USE_LIBUNWIND_EXCEPTIONS
> " -lunwind"
> #endif
> ,
> + "-lgcc_nonshared "
> "-lgcc",
> "-lgcc_eh"
> #ifdef USE_LIBUNWIND_EXCEPTIONS
> @@ -1591,7 +1593,9 @@ init_spec (void)
> /* Ug. We don't know shared library extensions. Hope that
> systems that use this form don't do shared libraries. */
> init_gcc_specs (&obstack,
> + "libgcc_nonshared.a%s "
> "-lgcc_s",
> + "libgcc_nonshared.a%s "
> "libgcc.a%s",
> "libgcc_eh.a%s"
Why do you need to link libgcc_nonshared.a twice here? -lgcc_s surely won't
add any new __cpu* undefined references.
> @@ -424,3 +424,8 @@ __cpu_indicator_init (void)
>
> return 0;
> }
> +
> +#if defined SHARED && !defined _WIN32
> +__asm__ (".symver __cpu_indicator_init, __cpu_indicator_init@GCC_4.8.0");
> +__asm__ (".symver __cpu_model, __cpu_model@GCC_4.8.0");
> +#endif
Will this work on Solaris?
I'd say you at least want to also guard with some configure check if
.symver is supported by assembler.
Jakub
