1 files changed, 75 insertions, 0 deletions
diff --git a/clang/test/CXX/over/over.built/p16.cpp b/clang/test/CXX/over/over.built/p16.cpp
new file mode 100644
index 00000000000..139e8644752
--- /dev/null
+++ b/clang/test/CXX/over/over.built/p16.cpp
@@ -0,0 +1,75 @@
+// RUN: %clang_cc1 -std=c++11 -verify %s -Wno-tautological-compare
+
+struct A { operator decltype(nullptr)(); };
+struct B { operator int A::*(); };
+void f(A a, B b, int A::*pi) {
+  (void)(a == a);
+  (void)(a != a);
+  (void)(a < a); // expected-error {{invalid operands}}
+  (void)(a > a); // expected-error {{invalid operands}}
+  (void)(a <= a); // expected-error {{invalid operands}}
+  (void)(a >= a); // expected-error {{invalid operands}}
+
+  (void)(a == b);
+  (void)(a != b);
+  (void)(a < b); // expected-error {{invalid operands}}
+  (void)(a > b); // expected-error {{invalid operands}}
+  (void)(a <= b); // expected-error {{invalid operands}}
+  (void)(a >= b); // expected-error {{invalid operands}}
+
+  (void)(b == a);
+  (void)(b != a);
+  (void)(b < a); // expected-error {{invalid operands}}
+  (void)(b > a); // expected-error {{invalid operands}}
+  (void)(b <= a); // expected-error {{invalid operands}}
+  (void)(b >= a); // expected-error {{invalid operands}}
+
+  (void)(a == pi);
+  (void)(a != pi);
+  (void)(a < pi); // expected-error {{invalid operands}}
+  (void)(a > pi); // expected-error {{invalid operands}}
+  (void)(a <= pi); // expected-error {{invalid operands}}
+  (void)(a >= pi); // expected-error {{invalid operands}}
+
+  (void)(pi == a);
+  (void)(pi != a);
+  (void)(pi < a); // expected-error {{invalid operands}}
+  (void)(pi > a); // expected-error {{invalid operands}}
+  (void)(pi <= a); // expected-error {{invalid operands}}
+  (void)(pi >= a); // expected-error {{invalid operands}}
+
+  (void)(b == pi);
+  (void)(b != pi);
+  (void)(b < pi); // expected-error {{invalid operands}}
+  (void)(b > pi); // expected-error {{invalid operands}}
+  (void)(b <= pi); // expected-error {{invalid operands}}
+  (void)(b >= pi); // expected-error {{invalid operands}}
+
+  (void)(pi == b);
+  (void)(pi != b);
+  (void)(pi < b); // expected-error {{invalid operands}}
+  (void)(pi > b); // expected-error {{invalid operands}}
+  (void)(pi <= b); // expected-error {{invalid operands}}
+  (void)(pi >= b); // expected-error {{invalid operands}}
+
+  (void)(b == b);
+  (void)(b != b);
+  (void)(b < b); // expected-error {{invalid operands}}
+  (void)(b > b); // expected-error {{invalid operands}}
+  (void)(b <= b); // expected-error {{invalid operands}}
+  (void)(b >= b); // expected-error {{invalid operands}}
+
+  (void)(pi == pi);
+  (void)(pi != pi);
+  (void)(pi < pi); // expected-error {{invalid operands}}
+  (void)(pi > pi); // expected-error {{invalid operands}}
+  (void)(pi <= pi); // expected-error {{invalid operands}}
+  (void)(pi >= pi); // expected-error {{invalid operands}}
+}
+
+// FIXME: This is wrong: type T = 'const volatile int * const A::* const B::*'
+// would work here, and there exists a builtin candidate for that type.
+struct C { operator const int *A::*B::*(); };
+void g(C c, volatile int *A::*B::*p) {
+  (void)(c == p); // expected-error {{invalid operands}}
+}