1 files changed, 59 insertions, 0 deletions
diff --git a/test/std/utilities/function.objects/bitwise.operations/bit_and.pass.cpp b/test/std/utilities/function.objects/bitwise.operations/bit_and.pass.cpp
new file mode 100644
index 000000000000..c0135fad1982
--- /dev/null
+++ b/test/std/utilities/function.objects/bitwise.operations/bit_and.pass.cpp
@@ -0,0 +1,59 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <functional>
+
+// bit_and
+
+#include <functional>
+#include <type_traits>
+#include <cassert>
+
+int main()
+{
+    typedef std::bit_and<int> F;
+    const F f = F();
+    static_assert((std::is_same<int, F::first_argument_type>::value), "" );
+    static_assert((std::is_same<int, F::second_argument_type>::value), "" );
+    static_assert((std::is_same<int, F::result_type>::value), "" );
+    assert(f(0xEA95, 0xEA95) == 0xEA95);
+    assert(f(0xEA95, 0x58D3) == 0x4891);
+    assert(f(0x58D3, 0xEA95) == 0x4891);
+    assert(f(0x58D3, 0) == 0);
+    assert(f(0xFFFF, 0x58D3) == 0x58D3);
+#if _LIBCPP_STD_VER > 11
+    typedef std::bit_and<> F2;
+    const F2 f2 = F2();
+    assert(f2(0xEA95, 0xEA95) == 0xEA95);
+    assert(f2(0xEA95L, 0xEA95) == 0xEA95);
+    assert(f2(0xEA95, 0xEA95L) == 0xEA95);
+
+    assert(f2(0xEA95, 0x58D3) == 0x4891);
+    assert(f2(0xEA95L, 0x58D3) == 0x4891);
+    assert(f2(0xEA95, 0x58D3L) == 0x4891);
+
+    assert(f2(0x58D3, 0xEA95) == 0x4891);
+    assert(f2(0x58D3L, 0xEA95) == 0x4891);
+    assert(f2(0x58D3, 0xEA95L) == 0x4891);
+
+    assert(f2(0x58D3, 0) == 0);
+    assert(f2(0x58D3L, 0) == 0);
+    assert(f2(0x58D3, 0L) == 0);
+
+    assert(f2(0xFFFF, 0x58D3) == 0x58D3);
+    assert(f2(0xFFFFL, 0x58D3) == 0x58D3);
+    assert(f2(0xFFFF, 0x58D3L) == 0x58D3);
+
+    constexpr int foo = std::bit_and<int> () (0x58D3, 0xEA95);
+    static_assert ( foo == 0x4891, "" );
+
+    constexpr int bar = std::bit_and<> () (0x58D3L, 0xEA95);
+    static_assert ( bar == 0x4891, "" );
+#endif
+}