[comment parsing] source fidelity for tparam command too.
// rdar://13066276


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@176448 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Sema/warn-documentation.cpp b/test/Sema/warn-documentation.cpp
index 220f845..d054fac 100644
--- a/test/Sema/warn-documentation.cpp
+++ b/test/Sema/warn-documentation.cpp
@@ -799,6 +799,10 @@
 template<typename T>
 void test_attach37<T>::test_attach39(int aaa, int bbb) {}
 
+// expected-warning@+1 {{'@tparam' command used in a comment that is not attached to a template declaration}}
+/// @tparam T Aaa
+int test_tparam22;
+
 // We used to emit warning that parameter 'a' is not found because we parsed
 // the comment in context of the redeclaration which does not have parameter
 // names.