re PR libstdc++/26497 (libstdc++-v3: configure: test: -lt: unary operator expected)

2006-12-12  Benjamin Kosnik  <bkoz@redhat.com>

	PR libstdc++/26497
	* crossconfig.m4: Add GLIBCXX_CHECK_LINKER_FEATURES for Solaris.
	* acinclude.m4 (GLIBCXX_CHECK_LINKER_FEATURES): Set
	glibcxx_gnu_ld_version only when with GNU ld confirmed.	
	* configure: Regenerate.

From-SVN: r119778

libstdc++-v3/ChangeLog

+2006-12-12  Benjamin Kosnik  <bkoz@redhat.com>
+
+	PR libstdc++/26497
+	* crossconfig.m4: Add GLIBCXX_CHECK_LINKER_FEATURES for Solaris.
+	* acinclude.m4 (GLIBCXX_CHECK_LINKER_FEATURES): Set
+	glibcxx_gnu_ld_version only when with GNU ld confirmed.	
+	* configure: Regenerate.
+
 2006-12-11  Benjamin Kosnik  <bkoz@redhat.com>
 
 	PR libstdc++/28125

libstdc++-v3/acinclude.m4

@@ -231,14 +231,16 @@ AC_DEFUN([GLIBCXX_CHECK_LINKER_FEATURES], [
 
   # Start by getting the version number.  I think the libtool test already
   # does some of this, but throws away the result.
-  AC_MSG_CHECKING([for ld version])
-  changequote(,)
-  ldver=`$LD --version 2>/dev/null | head -1 | \
-         sed -e 's/GNU ld version \([0-9.][0-9.]*\).*/\1/'`
-  changequote([,])
-  glibcxx_gnu_ld_version=`echo $ldver | \
-         $AWK -F. '{ if (NF<3) [$]3=0; print ([$]1*100+[$]2)*100+[$]3 }'`
-  AC_MSG_RESULT($glibcxx_gnu_ld_version)
+  if test x"$with_gnu_ld" = x"yes"; then
+    AC_MSG_CHECKING([for ld version])
+    changequote(,)
+    ldver=`$LD --version 2>/dev/null | head -1 | \
+           sed -e 's/GNU ld version \([0-9.][0-9.]*\).*/\1/'`
+    changequote([,])
+    glibcxx_gnu_ld_version=`echo $ldver | \
+           $AWK -F. '{ if (NF<3) [$]3=0; print ([$]1*100+[$]2)*100+[$]3 }'`
+    AC_MSG_RESULT($glibcxx_gnu_ld_version)
+  fi
 
   # Set --gc-sections.
   glibcxx_gcsections_min_ld=21602

libstdc++-v3/crossconfig.m4

@@ -254,6 +254,7 @@ case "${host}" in
     #    os_include_dir="os/solaris/solaris2.6"
     #    ;;
       *-solaris2.7 | *-solaris2.8 | *-solaris2.9 | *-solaris2.10)
+         GLIBCXX_CHECK_LINKER_FEATURES
          AC_DEFINE(HAVE_GETPAGESIZE)
          AC_DEFINE(HAVE_SIGSETJMP)
          AC_DEFINE(HAVE_MBSTATE_T)