Check whether the operand to a noexcept expression is valid or not. Fixes PR15842.

llvm-svn: 235931
diff --git a/clang/test/SemaCXX/cxx0x-noexcept-expression.cpp b/clang/test/SemaCXX/cxx0x-noexcept-expression.cpp
new file mode 100644
index 0000000..ba51365
--- /dev/null
+++ b/clang/test/SemaCXX/cxx0x-noexcept-expression.cpp
@@ -0,0 +1,19 @@
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s

+

+void f(); // expected-note {{possible target for call}}

+void f(int); // expected-note {{possible target for call}}

+

+void g() {

+  bool b = noexcept(f); // expected-error {{reference to overloaded function could not be resolved; did you mean to call it with no arguments?}}

+  bool b2 = noexcept(f(0));

+}

+

+struct S {

+  void g(); // expected-note {{possible target for call}}

+  void g(int); // expected-note {{possible target for call}}

+

+  void h() {

+    bool b = noexcept(this->g); // expected-error {{reference to non-static member function must be called; did you mean to call it with no arguments?}}

+    bool b2 = noexcept(this->g(0));

+  }

+};