+clang_plugin_support="yes"
+# Check whether --enable-clang-plugin-support was given.
+if test "${enable_clang_plugin_support+set}" = set; then
+ enableval=$enable_clang_plugin_support; clang_plugin_support="$enableval"
+else
+ enableval="yes"
+fi
+
+case "$enableval" in
+ yes) CLANG_PLUGIN_SUPPORT=1
+ ;;
+ no) CLANG_PLUGIN_SUPPORT=0
+ ;;
+ default) CLANG_PLUGIN_SUPPORT=1
+;;
+ *) { { echo "$as_me:$LINENO: error: Invalid setting for --enable-clang-plugin-support. Use \"yes\" or \"no\"" >&5
+echo "$as_me: error: Invalid setting for --enable-clang-plugin-support. Use \"yes\" or \"no\"" >&2;}
+ { (exit 1); exit 1; }; } ;;
+esac
+