Introduce support for constructor templates, which can now be declared

and will participate in overload resolution. Unify the instantiation
of CXXMethodDecls and CXXConstructorDecls, which had already gotten
out-of-sync.

llvm-svn: 79658

1 files changed, 24 insertions, 0 deletions

diff --git a/clang/test/SemaTemplate/constructor-template.cpp b/clang/test/SemaTemplate/constructor-template.cpp
new file mode 100644
index 00000000000..14df2e2632a
--- /dev/null
+++ b/clang/test/SemaTemplate/constructor-template.cpp
@@ -0,0 +1,24 @@
+// RUN: clang-cc -fsyntax-only -verify %s
+
+struct X0 { // expected-note{{candidate}}
+  X0(int); // expected-note{{candidate}}
+  template<typename T> X0(T);
+  template<typename T, typename U> X0(T*, U*);
+};
+
+void accept_X0(X0);
+
+void test_X0(int i, float f) {
+  X0 x0a(i);
+  X0 x0b(f);
+  X0 x0c = i;
+  X0 x0d = f;
+  accept_X0(i);
+  accept_X0(&i);
+  accept_X0(f);
+  accept_X0(&f);
+  X0 x0e(&i, &f);
+  X0 x0f(&f, &i);
+  
+  X0 x0g(f, &i); // expected-error{{no matching constructor}}
+}