configure.ac: Disable the Go frontend on systems where it is known to not work.

	* configure.ac: Disable the Go frontend on systems where it is known
	to not work.
	* configure: Regenerate.

From-SVN: r216602

ChangeLog

+2014-10-23  Ian Lance Taylor  <iant@google.com>
+
+	* configure.ac: Disable the Go frontend on systems where it is known
+	to not work.
+	* configure: Regenerate.
+
 2014-10-23  Richard Biener  <rguenther@suse.de>
 
 	* Makefile.def: Add libcpp build module and dependencies.

configure

@@ -3413,6 +3413,13 @@ case "${target}" in
     ;;
 esac
 
+# Disable the go frontend on systems where it is known to not work.
+case "${target}" in
+*-*-darwin* | *-*-cygwin* | *-*-mingw* | *-*-aix*)
+    unsupported_languages="$unsupported_languages go"
+    ;;
+esac
+
 # Disable libgo for some systems where it is known to not work.
 # For testing, you can easily override this with --enable-libgo.
 if test x$enable_libgo = x; then

configure.ac

@@ -772,6 +772,13 @@ case "${target}" in
     ;; 
 esac
 
+# Disable the go frontend on systems where it is known to not work.
+case "${target}" in
+*-*-darwin* | *-*-cygwin* | *-*-mingw* | *-*-aix*)
+    unsupported_languages="$unsupported_languages go"
+    ;;
+esac
+
 # Disable libgo for some systems where it is known to not work.
 # For testing, you can easily override this with --enable-libgo.
 if test x$enable_libgo = x; then