diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 15d84858fd1e..b7fb7956c1c3 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,5 +1,8 @@
 2012-09-05  Ulrich Drepper  <drepper@gmail.com>
 
+	* include/ext/random.tcc (__gnu_cxx:normal_mv_distribution<>)
+	(operator()): Use __generate() function of _M_nd.
+
 	* include/ext/random: Add __gnu_cxx:normal_mv_distribution<> class.
 	* include/ext/random.tccAdd out-of-line functions for
 	__gnu_cxx::normal_mv_distribution<>.
diff --git a/libstdc++-v3/include/ext/random.tcc b/libstdc++-v3/include/ext/random.tcc
index 0fa006af0bde..988dc2228299 100644
--- a/libstdc++-v3/include/ext/random.tcc
+++ b/libstdc++-v3/include/ext/random.tcc
@@ -653,8 +653,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
       {
 	result_type __ret;
 
-	for (size_t __i = 0; __i < _Dimen; ++__i)
-	  __ret[__i] = _M_nd(__urng);
+	_M_nd.__generate(__ret.begin(), __ret.end(), __urng);
 
 	auto __t_it = __param._M_t.crbegin();
 	for (size_t __i = _Dimen; __i > 0; --__i)