libgo: Update libtool support to files in current GCC trunk.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@217404 138bc75d-0d04-0410-961f-82ee72b054a4

3 files changed, 37 insertions, 45 deletions

diff --git a/libgo/config/libtool.m4 b/libgo/config/libtool.m4
index f1ffebf99cd..f7005947454 100644
--- a/libgo/config/libtool.m4
+++ b/libgo/config/libtool.m4
@@ -1011,7 +1011,7 @@ _LT_EOF
       case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in
 	10.0,*86*-darwin8*|10.0,*-darwin[[91]]*)
 	  _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
-	10.[[012]]*)
+	10.[[012]][[,.]]*)
 	  _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
 	10.*)
 	  _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
@@ -1237,7 +1237,14 @@ s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
 	    LD="${LD-ld} -m elf_i386_fbsd"
 	    ;;
 	  x86_64-*linux*)
-	    LD="${LD-ld} -m elf_i386"
+	    case `/usr/bin/file conftest.o` in
+	      *x86-64*)
+		LD="${LD-ld} -m elf32_x86_64"
+		;;
+	      *)
+		LD="${LD-ld} -m elf_i386"
+		;;
+	    esac
 	    ;;
 	  powerpc64le-*linux*)
 	    LD="${LD-ld} -m elf32lppclinux"
@@ -1293,27 +1300,14 @@ s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
     CFLAGS="$SAVE_CFLAGS"
   fi
   ;;
-*-*solaris*)
+sparc*-*solaris*)
   # Find out which ABI we are using.
   echo 'int i;' > conftest.$ac_ext
   if AC_TRY_EVAL(ac_compile); then
     case `/usr/bin/file conftest.o` in
     *64-bit*)
       case $lt_cv_prog_gnu_ld in
-      yes*)
-        case $host in
-        i?86-*-solaris* | x86_64-*-solaris2.1[[0-9]]*)
-          LD="${LD-ld} -m elf_x86_64"
-          ;;
-        sparc*-*-solaris*)
-          LD="${LD-ld} -m elf64_sparc"
-          ;;
-        esac
-        # GNU ld 2.21 introduced _sol2 emulations.  Use them if available.
-        if ${LD-ld} -V | grep _sol2 >/dev/null 2>&1; then
-          LD="${LD-ld}_sol2"
-        fi
-        ;;
+      yes*) LD="${LD-ld} -m elf64_sparc" ;;
       *)
 	if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then
 	  LD="${LD-ld} -64"
@@ -2297,7 +2291,7 @@ freebsd* | dragonfly*)
     objformat=`/usr/bin/objformat`
   else
     case $host_os in
-    freebsd[[123]]*) objformat=aout ;;
+    freebsd[[23]].*) objformat=aout ;;
     *) objformat=elf ;;
     esac
   fi
@@ -2315,7 +2309,7 @@ freebsd* | dragonfly*)
   esac
   shlibpath_var=LD_LIBRARY_PATH
   case $host_os in
-  freebsd2*)
+  freebsd2.*)
     shlibpath_overrides_runpath=yes
     ;;
   freebsd3.[[01]]* | freebsdelf3.[[01]]*)
@@ -3597,6 +3591,7 @@ m4_if([$1], [CXX], [
 	# AIX 5 now supports IA64 processor
 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
       fi
+      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
       ;;
 
     amigaos*)
@@ -3908,6 +3903,7 @@ m4_if([$1], [CXX], [
 	# AIX 5 now supports IA64 processor
 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
       fi
+      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
       ;;
 
     amigaos*)
@@ -4828,7 +4824,7 @@ _LT_EOF
       ;;
 
     # Unfortunately, older versions of FreeBSD 2 do not have this feature.
-    freebsd2*)
+    freebsd2.*)
       _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
       _LT_TAGVAR(hardcode_direct, $1)=yes
       _LT_TAGVAR(hardcode_minus_L, $1)=yes
@@ -5775,7 +5771,7 @@ if test "$_lt_caught_CXX_error" != yes; then
         esac
         ;;
 
-      freebsd[[12]]*)
+      freebsd2.*)
         # C++ shared libraries reported to be fairly broken before
 	# switch to ELF
         _LT_TAGVAR(ld_shlibs, $1)=no
diff --git a/libgo/config/ltmain.sh b/libgo/config/ltmain.sh
index 17f19d888bf..ce66b44906a 100644
--- a/libgo/config/ltmain.sh
+++ b/libgo/config/ltmain.sh
@@ -5928,7 +5928,7 @@ func_mode_link ()
 	         test "$hardcode_direct_absolute" = no; then
 		add="$dir/$linklib"
 	      elif test "$hardcode_minus_L" = yes; then
-		add_dir="-L$dir"
+		add_dir="-L$absdir"
 		# Try looking first in the location we're being installed to.
 		if test -n "$inst_prefix_dir"; then
 		  case $libdir in
diff --git a/libgo/configure b/libgo/configure
index 68161f65902..7813c028c47 100755
--- a/libgo/configure
+++ b/libgo/configure
@@ -6528,7 +6528,14 @@ s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
 	    LD="${LD-ld} -m elf_i386_fbsd"
 	    ;;
 	  x86_64-*linux*)
-	    LD="${LD-ld} -m elf_i386"
+	    case `/usr/bin/file conftest.o` in
+	      *x86-64*)
+		LD="${LD-ld} -m elf32_x86_64"
+		;;
+	      *)
+		LD="${LD-ld} -m elf_i386"
+		;;
+	    esac
 	    ;;
 	  powerpc64le-*linux*)
 	    LD="${LD-ld} -m elf32lppclinux"
@@ -6618,7 +6625,7 @@ $as_echo "$lt_cv_cc_needs_belf" >&6; }
     CFLAGS="$SAVE_CFLAGS"
   fi
   ;;
-*-*solaris*)
+sparc*-*solaris*)
   # Find out which ABI we are using.
   echo 'int i;' > conftest.$ac_ext
   if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
@@ -6629,20 +6636,7 @@ $as_echo "$lt_cv_cc_needs_belf" >&6; }
     case `/usr/bin/file conftest.o` in
     *64-bit*)
       case $lt_cv_prog_gnu_ld in
-      yes*)
-        case $host in
-        i?86-*-solaris* | x86_64-*-solaris2.1[0-9]*)
-          LD="${LD-ld} -m elf_x86_64"
-          ;;
-        sparc*-*-solaris*)
-          LD="${LD-ld} -m elf64_sparc"
-          ;;
-        esac
-        # GNU ld 2.21 introduced _sol2 emulations.  Use them if available.
-        if ${LD-ld} -V | grep _sol2 >/dev/null 2>&1; then
-          LD="${LD-ld}_sol2"
-        fi
-        ;;
+      yes*) LD="${LD-ld} -m elf64_sparc" ;;
       *)
 	if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then
 	  LD="${LD-ld} -64"
@@ -7250,7 +7244,7 @@ $as_echo "$lt_cv_ld_force_load" >&6; }
       case ${MACOSX_DEPLOYMENT_TARGET-10.0},$host in
 	10.0,*86*-darwin8*|10.0,*-darwin[91]*)
 	  _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
-	10.[012]*)
+	10.[012][,.]*)
 	  _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
 	10.*)
 	  _lt_dar_allow_undefined='${wl}-undefined ${wl}dynamic_lookup' ;;
@@ -8176,6 +8170,7 @@ $as_echo_n "checking for $compiler option to produce PIC... " >&6; }
 	# AIX 5 now supports IA64 processor
 	lt_prog_compiler_static='-Bstatic'
       fi
+      lt_prog_compiler_pic='-fPIC'
       ;;
 
     amigaos*)
@@ -9357,7 +9352,7 @@ if test -z "$aix_libpath"; then aix_libpath="/usr/lib:/lib"; fi
       ;;
 
     # Unfortunately, older versions of FreeBSD 2 do not have this feature.
-    freebsd2*)
+    freebsd2.*)
       archive_cmds='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
       hardcode_direct=yes
       hardcode_minus_L=yes
@@ -10270,7 +10265,7 @@ freebsd* | dragonfly*)
     objformat=`/usr/bin/objformat`
   else
     case $host_os in
-    freebsd[123]*) objformat=aout ;;
+    freebsd[23].*) objformat=aout ;;
     *) objformat=elf ;;
     esac
   fi
@@ -10288,7 +10283,7 @@ freebsd* | dragonfly*)
   esac
   shlibpath_var=LD_LIBRARY_PATH
   case $host_os in
-  freebsd2*)
+  freebsd2.*)
     shlibpath_overrides_runpath=yes
     ;;
   freebsd3.[01]* | freebsdelf3.[01]*)
@@ -11122,7 +11117,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11125 "configure"
+#line 11120 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11228,7 +11223,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11231 "configure"
+#line 11226 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11607,6 +11602,7 @@ $as_echo_n "checking for $compiler option to produce PIC... " >&6; }
 	# AIX 5 now supports IA64 processor
 	lt_prog_compiler_static_GO='-Bstatic'
       fi
+      lt_prog_compiler_pic_GO='-fPIC'
       ;;
 
     amigaos*)
@@ -12773,7 +12769,7 @@ if test -z "$aix_libpath"; then aix_libpath="/usr/lib:/lib"; fi
       ;;
 
     # Unfortunately, older versions of FreeBSD 2 do not have this feature.
-    freebsd2*)
+    freebsd2.*)
       archive_cmds_GO='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
       hardcode_direct_GO=yes
       hardcode_minus_L_GO=yes