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-rw-r--r--clang/test/SemaTemplate/nested-name-spec-template.cpp142
1 files changed, 142 insertions, 0 deletions
diff --git a/clang/test/SemaTemplate/nested-name-spec-template.cpp b/clang/test/SemaTemplate/nested-name-spec-template.cpp
new file mode 100644
index 0000000..635687d
--- /dev/null
+++ b/clang/test/SemaTemplate/nested-name-spec-template.cpp
@@ -0,0 +1,142 @@
+// RUN: %clang_cc1 -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; } // expected-warning{{'template' keyword outside of a template}}
+ M::template Promote<int> pi; // expected-warning{{'template' keyword outside of a template}}
+}
+
+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 unqualified-id}}
+N::M::template Promote; // expected-error{{expected unqualified-id}}
+
+namespace N {
+ template<typename T> struct A;
+
+ template<>
+ struct A<int> {
+ struct X;
+ };
+
+ struct B;
+}
+
+struct ::N::A<int>::X {
+ int foo;
+};
+
+template<typename T>
+struct TestA {
+ typedef typename N::template B<T>::type type; // expected-error{{'B' following the 'template' keyword does not refer to a template}} \
+ // expected-error{{expected member name}}
+};
+
+// Reduced from a Boost failure.
+namespace test1 {
+ template <class T> struct pair {
+ T x;
+ T y;
+
+ static T pair<T>::* const mem_array[2];
+ };
+
+ template <class T>
+ T pair<T>::* const pair<T>::mem_array[2] = { &pair<T>::x, &pair<T>::y };
+}
+
+typedef int T;
+namespace N1 {
+ template<typename T> T f0();
+}
+
+template<typename T> T N1::f0() { }
+
+namespace PR7385 {
+ template< typename > struct has_xxx0
+ {
+ template< typename > struct has_xxx0_introspect
+ {
+ template< typename > struct has_xxx0_substitute ;
+ template< typename V >
+ int int00( has_xxx0_substitute < typename V::template xxx< > > = 0 );
+ };
+ static const int value = has_xxx0_introspect<int>::value; // expected-error{{no member named 'value'}}
+ typedef int type;
+ };
+
+ has_xxx0<int>::type t; // expected-note{{instantiation of}}
+}
+
+namespace PR7725 {
+ template<class ignored> struct TypedefProvider;
+ template<typename T>
+ struct TemplateClass : public TypedefProvider<T>
+ {
+ void PrintSelf() {
+ TemplateClass::Test::PrintSelf();
+ }
+ };
+}
+
+namespace PR9226 {
+ template<typename a>
+ void nt() // expected-note{{function template 'nt' declared here}}
+ { nt<>:: } // expected-error{{qualified name refers into a specialization of function template 'nt'}} \
+ // expected-error{{expected unqualified-id}}
+
+ template<typename T>
+ void f(T*); // expected-note{{function template 'f' declared here}}
+
+ template<typename T>
+ void f(T*, T*); // expected-note{{function template 'f' declared here}}
+
+ void g() {
+ f<int>:: // expected-error{{qualified name refers into a specialization of function template 'f'}}
+ } // expected-error{{expected unqualified-id}}
+
+ struct X {
+ template<typename T> void f(); // expected-note{{function template 'f' declared here}}
+ };
+
+ template<typename T, typename U>
+ struct Y {
+ typedef typename T::template f<U> type; // expected-error{{template name refers to non-type template 'X::f'}}
+ };
+
+ Y<X, int> yxi; // expected-note{{in instantiation of template class 'PR9226::Y<PR9226::X, int>' requested here}}
+}
+
+namespace PR9449 {
+ template <typename T>
+ struct s; // expected-note{{template is declared here}}
+
+ template <typename T>
+ void f() {
+ int s<T>::template n<T>::* f; // expected-error{{implicit instantiation of undefined template 'PR9449::s<int>'}} \
+ // expected-error{{following the 'template' keyword}}
+ }
+
+ template void f<int>(); // expected-note{{in instantiation of}}
+}