fi
+ if test "$enablemultithreading" = yes ; then
+ case "$GXX_VERSION" in
+ gcc*)
+ echo "$as_me:$LINENO: checking for only partly bracketed mutex initializer" >&5
+echo $ECHO_N "checking for only partly bracketed mutex initializer... $ECHO_C" >&6
+ CXXFLAGS="$CXXFLAGSG -Werror"
+ ac_ext=cc
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+ cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+# include <vector>
+
+int
+main ()
+{
+;
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+
+ echo "$as_me:$LINENO: result: not necessary" >&5
+echo "${ECHO_T}not necessary" >&6
+
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+
+ echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
+ CXXFLAGSG="$CXXFLAGSG -Wno-missing-braces"
+ CXXFLAGSO="$CXXFLAGSO -Wno-missing-braces"
+
+fi
+rm -f conftest.$ac_objext conftest.$ac_ext
+ ;;
+ *)
+ ;;
+ esac
+ fi
+
+