1 files changed, 95 insertions, 0 deletions
diff --git a/test/SemaTemplate/temp_func_order.cpp b/test/SemaTemplate/temp_func_order.cpp
new file mode 100644
index 000000000000..5fd7c8d74571
--- /dev/null
+++ b/test/SemaTemplate/temp_func_order.cpp
@@ -0,0 +1,95 @@
+// RUN: clang-cc -fsyntax-only -verify %s
+template<typename T>
+int &f0(T);
+
+template<typename T>
+float &f0(T*);
+
+void test_f0(int i, int *ip) {
+  int &ir = f0(i);
+  float &fr = f0(ip);
+}
+
+template<typename T, typename U>
+int &f1(T, U);
+
+template<typename T>
+float &f1(T, T);
+
+void test_f1(int i, float f) {
+  int &ir = f1(i, f);
+  float &fr1 = f1(i, i);
+  float &fr2 = f1(f, f);
+}
+
+template<typename T, typename U>
+struct A { };
+
+template<typename T>
+int &f2(T);
+
+template<typename T, typename U>
+float &f2(A<T, U>);
+
+template<typename T>
+double &f2(A<T, T>);
+
+void test_f2(int i, A<int, float> aif, A<int, int> aii) {
+  int &ir = f2(i);
+  float &fr = f2(aif);
+  double &dr = f2(aii);
+}
+
+template<typename T, typename U>
+int &f3(T*, U); // expected-note{{candidate}}
+
+template<typename T, typename U>
+float &f3(T, U*); // expected-note{{candidate}}
+
+void test_f3(int i, int *ip, float *fp) {
+  int &ir = f3(ip, i);
+  float &fr = f3(i, fp);
+  f3(ip, ip); // expected-error{{ambiguous}}
+}
+
+template<typename T>
+int &f4(T&);
+
+template<typename T>
+float &f4(const T&);
+
+void test_f4(int i, const int ic) {
+  int &ir1 = f4(i);
+  float &fr1 = f4(ic);
+}
+
+template<typename T, typename U>
+int &f5(T&, const U&); // expected-note{{candidate}}
+
+template<typename T, typename U>
+float &f5(const T&, U&); // expected-note{{candidate}}
+
+void test_f5(int i, const int ic) {
+  f5(i, i); // expected-error{{ambiguous}}
+}
+
+template<typename T, typename U>
+int &f6(T&, U&);
+
+template<typename T, typename U>
+float &f6(const T&, U&);
+
+void test_f6(int i, const int ic) {
+  int &ir = f6(i, i);
+  float &fr = f6(ic, ic);
+}
+
+struct CrazyFun {
+  template<typename T, typename U> operator A<T, U>();
+  template<typename T> operator A<T, T>();
+};
+
+void fun(CrazyFun cf) {
+  A<int, float> aif = cf;
+  A<int, int> aii = cf;  
+}