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configure.ac: Determine Sun ld version numbers.
* configure.ac: Determine Sun ld version numbers. (comdat_group): Restrict GNU ld version checks to gld. (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688. (enable_comdat): Support --enable-comdat. * configure: Regenerate. * doc/install.texi (Configuration): Document --enable-comdat. From-SVN: r158172
This commit is contained in:
Rainer Orth
Rainer Orth
parent
62e0852342
commit
55c4f71558
@ -1,3 +1,12 @@
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2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
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* configure.ac: Determine Sun ld version numbers.
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(comdat_group): Restrict GNU ld version checks to gld.
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(comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
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(enable_comdat): Support --enable-comdat.
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* configure: Regenerate.
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* doc/install.texi (Configuration): Document --enable-comdat.
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2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
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* config/sparc/sol2-gld.h: Remove SPARC reference.
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56
gcc/configure
vendored
56
gcc/configure
vendored
@ -900,6 +900,7 @@ with_pic
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enable_fast_install
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enable_libtool_lock
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with_plugin_ld
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enable_comdat
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enable_gnu_unique_object
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enable_linker_build_id
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with_long_double_128
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@ -1602,6 +1603,7 @@ Optional Features:
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--enable-fast-install[=PKGS]
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optimize for fast installation [default=yes]
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--disable-libtool-lock avoid locking (might break parallel builds)
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--enable-comdat enable COMDAT group support
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--enable-gnu-unique-object enable the use of the @gnu_unique_object ELF extension on
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glibc systems
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--enable-linker-build-id
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@ -17037,7 +17039,7 @@ else
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lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
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lt_status=$lt_dlunknown
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cat > conftest.$ac_ext <<_LT_EOF
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#line 17040 "configure"
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#line 17042 "configure"
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#include "confdefs.h"
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#if HAVE_DLFCN_H
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@ -17143,7 +17145,7 @@ else
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lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
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lt_status=$lt_dlunknown
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cat > conftest.$ac_ext <<_LT_EOF
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#line 17146 "configure"
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#line 17148 "configure"
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#include "confdefs.h"
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#if HAVE_DLFCN_H
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@ -21210,6 +21212,27 @@ if test $in_tree_ld != yes ; then
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ld_vers_major=`expr "$ld_vers" : '\([0-9]*\)'`
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ld_vers_minor=`expr "$ld_vers" : '[0-9]*\.\([0-9]*\)'`
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ld_vers_patch=`expr "$ld_vers" : '[0-9]*\.[0-9]*\.\([0-9]*\)'`
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else
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case "${target}" in
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*-*-solaris2*)
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#
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# Solaris 2 ld -V output looks like this for a regular version:
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#
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# ld: Software Generation Utilities - Solaris Link Editors: 5.11-1.1699
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#
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# but test versions add stuff at the end:
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#
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# ld: Software Generation Utilities - Solaris Link Editors: 5.11-1.1701:onnv-ab196087-6931056-03/25/10
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#
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ld_ver=`$gcc_cv_ld -V 2>&1`
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if echo "$ld_ver" | grep 'Solaris Link Editors' > /dev/null; then
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ld_vers=`echo $ld_ver | sed -n \
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-e 's,^.*: 5\.[0-9][0-9]*-\([0-9]\.[0-9][0-9]*\).*$,\1,p'`
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ld_vers_major=`expr "$ld_vers" : '\([0-9]*\)'`
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ld_vers_minor=`expr "$ld_vers" : '[0-9]*\.\([0-9]*\)'`
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fi
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;;
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esac
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fi
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fi
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@ -21808,7 +21831,7 @@ elif test $in_tree_ld = yes ; then
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&& test $in_tree_ld_is_elf = yes; then
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comdat_group=yes
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fi
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elif test x"$ld_vers" != x; then
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elif echo "$ld_ver" | grep GNU > /dev/null; then
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comdat_group=yes
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if test 0"$ld_date" -lt 20050308; then
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if test -n "$ld_date"; then
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@ -21821,9 +21844,32 @@ elif test x"$ld_vers" != x; then
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fi
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fi
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else
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# assume linkers other than GNU ld don't support COMDAT group
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comdat_group=no
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case "${target}" in
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*-*-solaris2.1[1-9]*)
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# Sun ld has COMDAT group support since Solaris 9, but it doesn't
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# interoperate with GNU as until Solaris 11 build 130, i.e. ld
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# version 1.688.
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#
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# FIXME: Maybe need to refine later when COMDAT group support with
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# Sun as is implemented.
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if test "$ld_vers_major" -gt 1 || test "$ld_vers_minor" -ge 1688; then
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comdat_group=yes
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else
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comdat_group=no
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fi
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;;
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*)
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# Assume linkers other than GNU ld don't support COMDAT group.
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comdat_group=no
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;;
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esac
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fi
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# Allow overriding the automatic COMDAT group tests above.
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# Check whether --enable-comdat was given.
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if test "${enable_comdat+set}" = set; then :
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enableval=$enable_comdat; comdat_group="$enable_comdat"
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fi
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if test $comdat_group = no; then
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gcc_cv_as_comdat_group=no
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gcc_cv_as_comdat_group_percent=no
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@ -2142,6 +2142,27 @@ if test $in_tree_ld != yes ; then
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ld_vers_major=`expr "$ld_vers" : '\([0-9]*\)'`
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ld_vers_minor=`expr "$ld_vers" : '[0-9]*\.\([0-9]*\)'`
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ld_vers_patch=`expr "$ld_vers" : '[0-9]*\.[0-9]*\.\([0-9]*\)'`
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else
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case "${target}" in
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*-*-solaris2*)
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#
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# Solaris 2 ld -V output looks like this for a regular version:
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#
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# ld: Software Generation Utilities - Solaris Link Editors: 5.11-1.1699
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#
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# but test versions add stuff at the end:
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#
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# ld: Software Generation Utilities - Solaris Link Editors: 5.11-1.1701:onnv-ab196087-6931056-03/25/10
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#
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ld_ver=`$gcc_cv_ld -V 2>&1`
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if echo "$ld_ver" | grep 'Solaris Link Editors' > /dev/null; then
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ld_vers=`echo $ld_ver | sed -n \
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-e 's,^.*: 5\.[0-9][0-9]*-\([0-9]\.[0-9][0-9]*\).*$,\1,p'`
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ld_vers_major=`expr "$ld_vers" : '\([0-9]*\)'`
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ld_vers_minor=`expr "$ld_vers" : '[0-9]*\.\([0-9]*\)'`
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fi
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;;
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esac
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fi
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fi
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changequote([,])dnl
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@ -2462,7 +2483,7 @@ elif test $in_tree_ld = yes ; then
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&& test $in_tree_ld_is_elf = yes; then
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comdat_group=yes
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fi
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elif test x"$ld_vers" != x; then
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elif echo "$ld_ver" | grep GNU > /dev/null; then
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comdat_group=yes
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if test 0"$ld_date" -lt 20050308; then
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if test -n "$ld_date"; then
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@ -2475,9 +2496,32 @@ elif test x"$ld_vers" != x; then
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fi
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fi
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else
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# assume linkers other than GNU ld don't support COMDAT group
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comdat_group=no
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changequote(,)dnl
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case "${target}" in
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*-*-solaris2.1[1-9]*)
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# Sun ld has COMDAT group support since Solaris 9, but it doesn't
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# interoperate with GNU as until Solaris 11 build 130, i.e. ld
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# version 1.688.
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#
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# FIXME: Maybe need to refine later when COMDAT group support with
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# Sun as is implemented.
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if test "$ld_vers_major" -gt 1 || test "$ld_vers_minor" -ge 1688; then
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comdat_group=yes
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else
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comdat_group=no
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fi
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;;
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*)
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# Assume linkers other than GNU ld don't support COMDAT group.
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comdat_group=no
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;;
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esac
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changequote([,])dnl
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fi
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# Allow overriding the automatic COMDAT group tests above.
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AC_ARG_ENABLE(comdat,
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[AS_HELP_STRING([--enable-comdat], [enable COMDAT group support])],
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[comdat_group="$enable_comdat"])
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if test $comdat_group = no; then
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gcc_cv_as_comdat_group=no
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gcc_cv_as_comdat_group_percent=no
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@ -1233,6 +1233,10 @@ This is the default for the m32r platform.
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Specify that the user visible @command{cpp} program should be installed
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in @file{@var{prefix}/@var{dirname}/cpp}, in addition to @var{bindir}.
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@item --enable-comdat
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Enable COMDAT group support. This is primarily used to override the
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automatically detected value.
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@item --enable-initfini-array
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Force the use of sections @code{.init_array} and @code{.fini_array}
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(instead of @code{.init} and @code{.fini}) for constructors and
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