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Re: [PATCH] powerpc: drop R_PPC_REL16 check


If no one opposes, I will commit it today.

On 03-02-2015 17:43, Adhemerval Zanella wrote:
> Current minimum support binutils (2.22) supports R_PPC_REL16 as default,
> so no need to extra configure checks.
>
> Checked on powerpc32-fpu.
>
> --
>
> 	* sysdeps/powerpc/powerpc32/configure.ac: Remove R_PPC_REL16 check.
> 	* sysdeps/powerpc/powerpc32/configure: Regenerated.
>
> --
>
> diff --git a/sysdeps/powerpc/powerpc32/configure b/sysdeps/powerpc/powerpc32/configure
> index fe5a792..29cfd53 100644
> --- a/sysdeps/powerpc/powerpc32/configure
> +++ b/sysdeps/powerpc/powerpc32/configure
> @@ -1,34 +1,6 @@
>  # This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
>   # Local configure fragment for sysdeps/powerpc/powerpc32.
>
> -# See whether gas has R_PPC_REL16 relocs.
> -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for R_PPC_REL16 gas support" >&5
> -$as_echo_n "checking for R_PPC_REL16 gas support... " >&6; }
> -if ${libc_cv_ppc_rel16+:} false; then :
> -  $as_echo_n "(cached) " >&6
> -else
> -  cat > conftest.s <<\EOF
> -	.text
> -	addis 11,30,_GLOBAL_OFFSET_TABLE_-.@ha
> -EOF
> -if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'
> -  { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
> -  (eval $ac_try) 2>&5
> -  ac_status=$?
> -  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
> -  test $ac_status = 0; }; }; then
> -  libc_cv_ppc_rel16=yes
> -else
> -  libc_cv_ppc_rel16=no
> -fi
> -rm -f conftest*
> -fi
> -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_ppc_rel16" >&5
> -$as_echo "$libc_cv_ppc_rel16" >&6; }
> -if test $libc_cv_ppc_rel16 = no; then
> -  as_fn_error $? "R_PPC_REL16 is not supported. Binutils is too old." "$LINENO" 5
> -fi
> -
>  # See whether GCC uses -msecure-plt.
>  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -msecure-plt by default" >&5
>  $as_echo_n "checking for -msecure-plt by default... " >&6; }
> diff --git a/sysdeps/powerpc/powerpc32/configure.ac b/sysdeps/powerpc/powerpc32/configure.ac
> index 21d3f5e..5d3a9b5 100644
> --- a/sysdeps/powerpc/powerpc32/configure.ac
> +++ b/sysdeps/powerpc/powerpc32/configure.ac
> @@ -1,22 +1,6 @@
>  GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
>  # Local configure fragment for sysdeps/powerpc/powerpc32.
>
> -# See whether gas has R_PPC_REL16 relocs.
> -AC_CACHE_CHECK(for R_PPC_REL16 gas support, libc_cv_ppc_rel16, [dnl
> -cat > conftest.s <<\EOF
> -	.text
> -	addis 11,30,_GLOBAL_OFFSET_TABLE_-.@ha
> -EOF
> -if AC_TRY_COMMAND(${CC-cc} -c $CFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then
> -  libc_cv_ppc_rel16=yes
> -else
> -  libc_cv_ppc_rel16=no
> -fi
> -rm -f conftest*])
> -if test $libc_cv_ppc_rel16 = no; then
> -  AC_MSG_ERROR(R_PPC_REL16 is not supported. Binutils is too old.)
> -fi
> -
>  # See whether GCC uses -msecure-plt.
>  AC_CACHE_CHECK(for -msecure-plt by default, libc_cv_ppc_secure_plt, [dnl
>  echo 'int foo (void) { extern int bar; return bar; }' > conftest.c
>


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