Implement a specific diagnostic when a class template partial
specialization does not use any of its template parameters, then
recover far more gracefully. Fixes PR6181.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@95629 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/SemaTemplate/temp_class_spec.cpp b/test/SemaTemplate/temp_class_spec.cpp
index e86f07a..8a07fd7 100644
--- a/test/SemaTemplate/temp_class_spec.cpp
+++ b/test/SemaTemplate/temp_class_spec.cpp
@@ -348,3 +348,16 @@
{
};
}
+
+namespace PR6181 {
+ template <class T>
+ class a;
+
+ class s;
+
+ template <class U>
+ class a<s> // expected-error{{partial specialization of 'a' does not use any of its template parameters}}
+ {
+ };
+
+}