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Re: Remove obsolete Solaris 8 support


Hi!

Low priority, but still ;-) -- ping.

On Sat, 30 Jun 2012 01:30:42 +0200, I wrote:
> On Mon, 12 Mar 2012 18:44:24 +0100, Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> wrote:
> > 2012-03-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
> 
> > 	gcc:
> > 	* config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
> > 	(*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
> > 	(i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
> > 	Solaris 8 support.
> > 	* configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
> > 	(ld_tls_support): Remove Solaris 8 references.
> > 	(lwp_dir, lwp_spec): Remove support for alternate thread library.
> > 	* acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.*
> > 	tests.
> > 	* configure: Regenerate.
> > 	* config.in: Regenerate.
> 
> > --- a/gcc/acinclude.m4
> > +++ b/gcc/acinclude.m4
> > @@ -461,23 +461,7 @@ changequote([,])dnl
> >  #  error The C library not known to support .init_array/.fini_array
> >  # endif
> >  #endif
> > -])],[
> > -    case "${target}" in
> > -      *-*-solaris2.8*)
> > -	# .init_array/.fini_array support was introduced in Solaris 8
> > -	# patches 109147-08 (sparc) and 109148-08 (x86).  Since ld.so.1 and
> > -	# ld are guaranteed to be updated in lockstep, we can check ld -V
> > -	# instead.  Unfortunately, proper ld version numbers were only
> > -	# introduced in rev. -14, so we check for that.
> > -  	if test "$gcc_cv_sun_ld_vers_minor" -lt 272; then
> > -	  gcc_cv_initfini_array=no
> > -	fi
> > -      ;;
> > -      *-*-solaris2.9* | *-*-solaris2.1[[0-9]]*)
> > -        # .init_array/.fini_array support is present since Solaris 9 FCS.
> > -        ;;
> > -    esac
> > -], [gcc_cv_initfini_array=no]);;
> > +])],, [gcc_cv_initfini_array=no]);;
> >      esac
> >    else
> >      AC_MSG_CHECKING(cross compile... guessing)
> 
> It seems to me that gcc_cv_sun_ld_ver* isn't used anywhere anymore, so
> what about applying the following cleanup (completely untested):
> 
> gcc/
> 	* acinclude.m4 (gcc_AC_INITFINI_ARRAY): Don't require
> 	gcc_SUN_LD_VERSION.
> 	(gcc_SUN_LD_VERSION): Remove, preserving some comments...
> 	* configure.ac: ... here.
> 
> diff --git a/gcc/acinclude.m4 b/gcc/acinclude.m4
> index c24464b..6410f2c 100644
> --- a/gcc/acinclude.m4
> +++ b/gcc/acinclude.m4
> @@ -278,8 +278,7 @@ fi
>  fi])
>  
>  AC_DEFUN([gcc_AC_INITFINI_ARRAY],
> -[AC_REQUIRE([gcc_SUN_LD_VERSION])dnl
> -AC_ARG_ENABLE(initfini-array,
> +[AC_ARG_ENABLE(initfini-array,
>  	[  --enable-initfini-array	use .init_array/.fini_array sections],
>  	[], [
>  AC_CACHE_CHECK(for .preinit_array/.init_array/.fini_array support,
> @@ -488,43 +487,6 @@ if test $[$2] = yes; then
>    $7
>  fi])])
>  
> -dnl gcc_SUN_LD_VERSION
> -dnl
> -dnl Determines Sun linker version numbers, setting gcc_cv_sun_ld_vers to
> -dnl the complete version number and gcc_cv_sun_ld_vers_{major, minor} to
> -dnl the corresponding fields.
> -dnl
> -dnl ld and ld.so.1 are guaranteed to be updated in lockstep, so ld version
> -dnl numbers can be used in ld.so.1 feature checks even if a different
> -dnl linker is configured.
> -dnl
> -AC_DEFUN([gcc_SUN_LD_VERSION],
> -[changequote(,)dnl
> -if test "x${build}" = "x${target}" && test "x${build}" = "x${host}"; then
> -  case "${target}" in
> -    *-*-solaris2*)
> -      #
> -      # Solaris 2 ld -V output looks like this for a regular version:
> -      #
> -      # ld: Software Generation Utilities - Solaris Link Editors: 5.11-1.1699
> -      #
> -      # but test versions add stuff at the end:
> -      #
> -      # ld: Software Generation Utilities - Solaris Link Editors: 5.11-1.1701:onnv-ab196087-6931056-03/25/10
> -      #
> -      gcc_cv_sun_ld_ver=`/usr/ccs/bin/ld -V 2>&1`
> -      if echo "$gcc_cv_sun_ld_ver" | grep 'Solaris Link Editors' > /dev/null; then
> -	gcc_cv_sun_ld_vers=`echo $gcc_cv_sun_ld_ver | sed -n \
> -	  -e 's,^.*: 5\.[0-9][0-9]*-\([0-9]\.[0-9][0-9]*\).*$,\1,p'`
> -	gcc_cv_sun_ld_vers_major=`expr "$gcc_cv_sun_ld_vers" : '\([0-9]*\)'`
> -	gcc_cv_sun_ld_vers_minor=`expr "$gcc_cv_sun_ld_vers" : '[0-9]*\.\([0-9]*\)'`
> -      fi
> -      ;;
> -  esac
> -fi
> -changequote([,])dnl
> -])
> -
>  dnl GCC_TARGET_TEMPLATE(KEY)
>  dnl ------------------------
>  dnl Define KEY as a valid configure key on the target machine.
> diff --git a/gcc/configure.ac b/gcc/configure.ac
> index 7891fcc..4ea2f9c 100644
> --- a/gcc/configure.ac
> +++ b/gcc/configure.ac
> @@ -2290,11 +2290,21 @@ if test $in_tree_ld != yes ; then
>    else
>      case "${target}" in
>        *-*-solaris2*)
> -	# See acinclude.m4 (gcc_SUN_LD_VERSION) for the version number
> -	# format.
> +	# Determines Sun linker version numbers, setting gcc_cv_sun_ld_vers to
> +	# the complete version number and gcc_cv_sun_ld_vers_{major, minor} to
> +	# the corresponding fields.
>  	#
> -	# Don't reuse gcc_gv_sun_ld_vers_* in case a linker other than
> -	# /usr/ccs/bin/ld has been configured.
> +	# ld and ld.so.1 are guaranteed to be updated in lockstep, so ld
> +	# version numbers can be used in ld.so.1 feature checks even if a
> +	# different linker is configured.
> +	#
> +	# Solaris 2 ld -V output looks like this for a regular version:
> +	#
> +	# ld: Software Generation Utilities - Solaris Link Editors: 5.11-1.1699
> +	#
> +	# but test versions add stuff at the end:
> +	#
> +	# ld: Software Generation Utilities - Solaris Link Editors: 5.11-1.1701:onnv-ab196087-6931056-03/25/10
>  	ld_ver=`$gcc_cv_ld -V 2>&1`
>  	if echo "$ld_ver" | grep 'Solaris Link Editors' > /dev/null; then
>  	  ld_vers=`echo $ld_ver | sed -n \


GrÃÃe,
 Thomas

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