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-rw-r--r--test/SemaTemplate/nested-name-spec-template.cpp61
1 files changed, 61 insertions, 0 deletions
diff --git a/test/SemaTemplate/nested-name-spec-template.cpp b/test/SemaTemplate/nested-name-spec-template.cpp
new file mode 100644
index 0000000..a5aa2dc
--- /dev/null
+++ b/test/SemaTemplate/nested-name-spec-template.cpp
@@ -0,0 +1,61 @@
+// RUN: clang-cc -fsyntax-only -verify %s
+
+namespace N {
+ namespace M {
+ template<typename T> struct Promote;
+
+ template<> struct Promote<short> {
+ typedef int type;
+ };
+
+ template<> struct Promote<int> {
+ typedef int type;
+ };
+
+ template<> struct Promote<float> {
+ typedef double type;
+ };
+
+ Promote<short>::type *ret_intptr(int* ip) { return ip; }
+ Promote<int>::type *ret_intptr2(int* ip) { return ip; }
+ }
+
+ M::Promote<int>::type *ret_intptr3(int* ip) { return ip; }
+ M::template Promote<int>::type *ret_intptr4(int* ip) { return ip; }
+}
+
+N::M::Promote<int>::type *ret_intptr5(int* ip) { return ip; }
+::N::M::Promote<int>::type *ret_intptr6(int* ip) { return ip; }
+
+
+N::M::template; // expected-error{{expected template name after 'template' keyword in nested name specifier}} \
+ // expected-error{{expected unqualified-id}}
+
+N::M::template Promote; // expected-error{{expected '<' after 'template Promote' in nested name specifier}} \
+// expected-error{{C++ requires a type specifier for all declarations}}
+
+namespace N {
+ template<typename T> struct A;
+
+ template<>
+ struct A<int> {
+ struct X;
+ };
+
+ struct B;
+}
+
+struct ::N::A<int>::X {
+ int foo;
+};
+
+#if 0
+// FIXME: the following crashes the parser, because Sema has no way to
+// communicate that the "dependent" template-name N::template B doesn't
+// actually refer to a template.
+template<typename T>
+struct TestA {
+ typedef typename N::template B<T>::type type; // xpected-error{{'B' following the 'template' keyword does not refer to a template}}
+ // FIXME: should show what B *does* refer to.
+};
+#endif
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