diff --git a/gcc/cp/semantics.c b/gcc/cp/semantics.c
index 0b8e2f7..ad1c209 100644
--- a/gcc/cp/semantics.c
+++ b/gcc/cp/semantics.c
@@ -2719,8 +2719,10 @@ finish_member_declaration (tree decl)
 					      /*friend_p=*/0);
 	}
     }
-  /* Enter the DECL into the scope of the class.  */
-  else if (pushdecl_class_level (decl))
+  /* Enter the DECL into the scope of the class, if the class
+     isn't a closure (whose fields are supposed to be unnamed).  */
+  else if (CLASSTYPE_LAMBDA_EXPR (current_class_type)
+	   || pushdecl_class_level (decl))
     {
       if (TREE_CODE (decl) == USING_DECL)
 	{
diff --git a/gcc/testsuite/g++.dg/cpp0x/lambda/lambda-names1.C b/gcc/testsuite/g++.dg/cpp0x/lambda/lambda-names1.C
new file mode 100644
index 0000000..df2b037
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/lambda/lambda-names1.C
@@ -0,0 +1,9 @@
+// PR c++/56710
+// { dg-options "-std=c++11 -Wall" }
+
+int main()
+{
+    int t = 0;
+    return [&]() -> int {int __t; __t = t; return __t; }();
+    return [&t]() -> int {int __t; __t = t; return __t; }();
+}
-- 
1.8.4.2