1 files changed, 26 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/cpp0x/forw_enum8.C b/gcc/testsuite/g++.dg/cpp0x/forw_enum8.C
new file mode 100644
index 000000000..c87aa5bf6
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/forw_enum8.C
@@ -0,0 +1,26 @@
+// { dg-do compile }
+// { dg-options "-std=c++0x" }
+
+//This instatiation is ok
+template<typename T> struct S1
+{
+    enum E : int;
+    enum E : T;
+};
+template struct S1<int>; //ok
+
+//This error is diagnosed at instantiation time
+template<typename T> struct S2
+{
+    enum E : int;   // { dg-error "previous definition" }
+    enum E : T;     // { dg-error "different underlying type" }
+};
+template struct S2<short>; // { dg-message "instantiated from here" }
+
+//This error is diagnosed at compilation time
+template<typename T> struct S3
+{
+    enum E : int;   // { dg-error "previous definition" }
+    enum E : short; // { dg-error "different underlying type" }
+};
+