1 files changed, 20 insertions, 0 deletions
diff --git a/test/SemaCXX/attr-unavailable.cpp b/test/SemaCXX/attr-unavailable.cpp
new file mode 100644
index 0000000..8e5f76b
--- /dev/null
+++ b/test/SemaCXX/attr-unavailable.cpp
@@ -0,0 +1,20 @@
+// RUN: clang-cc -fsyntax-only -verify %s
+
+int &foo(int);
+double &foo(double);
+void foo(...) __attribute__((__unavailable__)); // expected-note {{candidate function}} \
+// expected-note{{function has been explicitly marked unavailable here}}
+
+void bar(...) __attribute__((__unavailable__)); // expected-note 2{{explicitly marked unavailable}}
+
+void test_foo(short* sp) {
+  int &ir = foo(1);
+  double &dr = foo(1.0);
+  foo(sp); // expected-error{{call to unavailable function 'foo'}}
+
+  void (*fp)(...) = &bar; // expected-warning{{'bar' is unavailable}}
+  void (*fp2)(...) = bar; // expected-warning{{'bar' is unavailable}}
+
+  int &(*fp3)(int) = foo;
+  void (*fp4)(...) = foo; // expected-warning{{'foo' is unavailable}}
+}