[OE-core] [PATCH v2] gcc-configure: Enable initfini-array

[Khem Raj]

On Mon, Sep 19, 2016 at 10:16 AM, Saul Wold <sgw at linux.intel.com> wrote:
> This adds the correct support for initfini-array which replaces .init
> and .fini with .init-array and .fini-array.  There is no appreciable
> size difference with this change.
>
> The change is needed since configure will not correctly detect support
> when building cross-compilers.
>
> Signed-off-by: Haitao Huang <haitao.huang at intel.com>
> Signed-off-by: Saul Wold <sgw at linux.intel.com>
> ---
> v2: Enable for all Architectures

What is original motivation for this patch ? this change expects libc
to support init fini arrays
please test it on all supported libcs as well.

>
>  meta/recipes-devtools/gcc/gcc-configure-common.inc | 4 ++++
>  1 file changed, 4 insertions(+)
>
> diff --git a/meta/recipes-devtools/gcc/gcc-configure-common.inc b/meta/recipes-devtools/gcc/gcc-configure-common.inc
> index f4f76bd..b374c30 100644
> --- a/meta/recipes-devtools/gcc/gcc-configure-common.inc
> +++ b/meta/recipes-devtools/gcc/gcc-configure-common.inc
> @@ -44,6 +44,10 @@ EXTRA_OECONF = "\
>      ${@get_gcc_multiarch_setting(bb, d)} \
>  "
>
> +# Set this here since GCC configure won't auto-detect and enable
> +# initfini-arry when cross compiling.
> +EXTRA_OECONF_append = " --enable-initfini-array"
> +
>  export gcc_cv_collect2_libs = 'none required'
>  # We need to set gcc_cv_collect2_libs else there is cross-compilation badness
>  # in the config.log files (which might not get generated until do_compile
> --
> 2.5.0
>
> --
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