Make any_cast<void()>(nullptr) compile

llvm-svn: 284333

1 files changed, 13 insertions, 0 deletions

diff --git a/libcxx/test/std/utilities/any/any.nonmembers/any.cast/any_cast_pointer.pass.cpp b/libcxx/test/std/utilities/any/any.nonmembers/any.cast/any_cast_pointer.pass.cpp
index 0f4fc6ab7eb..1a5a85482b8 100644
--- a/libcxx/test/std/utilities/any/any.nonmembers/any.cast/any_cast_pointer.pass.cpp
+++ b/libcxx/test/std/utilities/any/any.nonmembers/any.cast/any_cast_pointer.pass.cpp
@@ -147,6 +147,18 @@ void test_cast_non_copyable_type()
     assert(std::any_cast<NoCopy>(&ca) == nullptr);
 }
 
+void test_fn() {}
+
+void test_cast_function_pointer() {
+    using T = void(*)();
+    std::any a(test_fn);
+    // An any can never store a function type, but we should at least be able
+    // to ask.
+    assert(std::any_cast<void()>(&a) == nullptr);
+    T fn_ptr = std::any_cast<T>(a);
+    assert(fn_ptr == test_fn);
+}
+
 int main() {
     test_cast_is_noexcept();
     test_cast_return_type();
@@ -155,4 +167,5 @@ int main() {
     test_cast<small>();
     test_cast<large>();
     test_cast_non_copyable_type();
+    test_cast_function_pointer();
 }