1 files changed, 74 insertions, 0 deletions

diff --git a/libcxx/test/depr/depr.c.headers/fenv_h.pass.cpp b/libcxx/test/depr/depr.c.headers/fenv_h.pass.cpp
new file mode 100644
index 00000000000..a3a4b219d3b
--- /dev/null
+++ b/libcxx/test/depr/depr.c.headers/fenv_h.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.
+//
+//===----------------------------------------------------------------------===//
+
+// <fenv.h>
+
+#include <fenv.h>
+#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()
+{
+    fenv_t fenv = {0};
+    fexcept_t fex = 0;
+    static_assert((std::is_same<decltype(feclearexcept(0)), int>::value), "");
+    static_assert((std::is_same<decltype(fegetexceptflag(&fex, 0)), int>::value), "");
+    static_assert((std::is_same<decltype(feraiseexcept(0)), int>::value), "");
+    static_assert((std::is_same<decltype(fesetexceptflag(&fex, 0)), int>::value), "");
+    static_assert((std::is_same<decltype(fetestexcept(0)), int>::value), "");
+    static_assert((std::is_same<decltype(fegetround()), int>::value), "");
+    static_assert((std::is_same<decltype(fesetround(0)), int>::value), "");
+    static_assert((std::is_same<decltype(fegetenv(&fenv)), int>::value), "");
+    static_assert((std::is_same<decltype(feholdexcept(&fenv)), int>::value), "");
+    static_assert((std::is_same<decltype(fesetenv(&fenv)), int>::value), "");
+    static_assert((std::is_same<decltype(feupdateenv(&fenv)), int>::value), "");
+}