1 files changed, 74 insertions, 0 deletions

diff --git a/libcxx/test/numerics/cfenv/cfenv.syn/cfenv.pass.cpp b/libcxx/test/numerics/cfenv/cfenv.syn/cfenv.pass.cpp
new file mode 100644
index 00000000000..c276023e650
--- /dev/null
+++ b/libcxx/test/numerics/cfenv/cfenv.syn/cfenv.pass.cpp
@@ -0,0 +1,74 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <cfenv>
+
+#include <cfenv>
+#include <type_traits>
+
+#ifndef FE_DIVBYZERO
+#error FE_DIVBYZERO not defined
+#endif
+
+#ifndef FE_INEXACT
+#error FE_INEXACT not defined
+#endif
+
+#ifndef FE_INVALID
+#error FE_INVALID not defined
+#endif
+
+#ifndef FE_OVERFLOW
+#error FE_OVERFLOW not defined
+#endif
+
+#ifndef FE_UNDERFLOW
+#error FE_UNDERFLOW not defined
+#endif
+
+#ifndef FE_ALL_EXCEPT
+#error FE_ALL_EXCEPT not defined
+#endif
+
+#ifndef FE_DOWNWARD
+#error FE_DOWNWARD not defined
+#endif
+
+#ifndef FE_TONEAREST
+#error FE_TONEAREST not defined
+#endif
+
+#ifndef FE_TOWARDZERO
+#error FE_TOWARDZERO not defined
+#endif
+
+#ifndef FE_UPWARD
+#error FE_UPWARD not defined
+#endif
+
+#ifndef FE_DFL_ENV
+#error FE_DFL_ENV not defined
+#endif
+
+int main()
+{
+    std::fenv_t fenv = {0};
+    std::fexcept_t fex = 0;
+    static_assert((std::is_same<decltype(std::feclearexcept(0)), int>::value), "");
+    static_assert((std::is_same<decltype(std::fegetexceptflag(&fex, 0)), int>::value), "");
+    static_assert((std::is_same<decltype(std::feraiseexcept(0)), int>::value), "");
+    static_assert((std::is_same<decltype(std::fesetexceptflag(&fex, 0)), int>::value), "");
+    static_assert((std::is_same<decltype(std::fetestexcept(0)), int>::value), "");
+    static_assert((std::is_same<decltype(std::fegetround()), int>::value), "");
+    static_assert((std::is_same<decltype(std::fesetround(0)), int>::value), "");
+    static_assert((std::is_same<decltype(std::fegetenv(&fenv)), int>::value), "");
+    static_assert((std::is_same<decltype(std::feholdexcept(&fenv)), int>::value), "");
+    static_assert((std::is_same<decltype(std::fesetenv(&fenv)), int>::value), "");
+    static_assert((std::is_same<decltype(std::feupdateenv(&fenv)), int>::value), "");
+}