re PR target/51007 (Quadmath I/O doesn't work on MinGW)

2012-05-31  Benjamin Kosnik  <bkoz@redhat.com>

        PR libstdc++/51007
        * configure.ac: Allow gnu, gnu* variants for --enable-symvers argument.
        * configure: Regenerated.

From-SVN: r188076

libgfortran/ChangeLog

+2012-05-31  Benjamin Kosnik  <bkoz@redhat.com>
+
+        PR libstdc++/51007
+        * configure.ac: Allow gnu, gnu* variants for --enable-symvers argument.
+        * configure: Regenerated.
+
 2012-05-31  Tobias Burnus  <burnus@net-b.de>
 
 	Revert:

libgfortran/configure

@@ -5781,7 +5781,7 @@ else
   gfortran_use_symver=yes
 fi
 
-if test "x$gfortran_use_symver" = xyes; then
+if test "x$gfortran_use_symver" != xno; then
   save_LDFLAGS="$LDFLAGS"
   LDFLAGS="$LDFLAGS -fPIC -shared -Wl,--version-script,./conftest.map"
   cat > conftest.map <<EOF

libgfortran/configure.ac

@@ -157,7 +157,7 @@ AS_HELP_STRING([--disable-symvers],
   [disable symbol versioning for libgfortran]),
 gfortran_use_symver=$enableval,
 gfortran_use_symver=yes)
-if test "x$gfortran_use_symver" = xyes; then
+if test "x$gfortran_use_symver" != xno; then
   save_LDFLAGS="$LDFLAGS"
   LDFLAGS="$LDFLAGS -fPIC -shared -Wl,--version-script,./conftest.map"
   cat > conftest.map <<EOF

libquadmath/ChangeLog

+2012-05-29  Benjamin Kosnik  <bkoz@redhat.com>
+
+	PR libstdc++/51007
+	* configure.ac: Allow gnu, gnu* variants for --enable-symvers argument.
+	* configure: Regenerated.
+	
 2012-05-16  H.J. Lu  <hongjiu.lu@intel.com>
 
 	* configure: Regenerated.

libquadmath/configure

@@ -12355,7 +12355,7 @@ else
   quadmath_use_symver=yes
 fi
 
-if test "x$quadmath_use_symver" = xyes; then
+if test "x$quadmath_use_symver" != xno; then
   if test x$gcc_no_link = xyes; then
     # If we cannot link, we cannot build shared libraries, so do not use
     # symbol versioning.

libquadmath/configure.ac

@@ -169,7 +169,7 @@ AS_HELP_STRING([--disable-symvers],
   [disable symbol versioning for libquadmath]),
 quadmath_use_symver=$enableval,
 quadmath_use_symver=yes)
-if test "x$quadmath_use_symver" = xyes; then
+if test "x$quadmath_use_symver" != xno; then
   if test x$gcc_no_link = xyes; then
     # If we cannot link, we cannot build shared libraries, so do not use
     # symbol versioning.

libssp/ChangeLog

+2012-05-29  Benjamin Kosnik  <bkoz@redhat.com>
+
+        PR libstdc++/51007
+        * configure.ac: Allow gnu, gnu* variants for --enable-symvers argument.
+        * configure: Regenerated.
+
 2012-05-16  H.J. Lu  <hongjiu.lu@intel.com>
 
 	* configure: Regenerated.

libssp/configure

@@ -4107,7 +4107,7 @@ else
   ssp_use_symver=yes
 fi
 
-if test "x$ssp_use_symver" = xyes; then
+if test "x$ssp_use_symver" != xno; then
   if test x$gcc_no_link = xyes; then
     # If we cannot link, we cannot build shared libraries, so do not use
     # symbol versioning.

libssp/configure.ac

@@ -77,7 +77,7 @@ AS_HELP_STRING([--disable-symvers],
   [disable symbol versioning for libssp]),
 ssp_use_symver=$enableval,
 ssp_use_symver=yes)
-if test "x$ssp_use_symver" = xyes; then
+if test "x$ssp_use_symver" != xno; then
   if test x$gcc_no_link = xyes; then
     # If we cannot link, we cannot build shared libraries, so do not use
     # symbol versioning.