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-rw-r--r--test/std/language.support/support.limits/limits/numeric.limits.members/infinity.pass.cpp58
1 files changed, 58 insertions, 0 deletions
diff --git a/test/std/language.support/support.limits/limits/numeric.limits.members/infinity.pass.cpp b/test/std/language.support/support.limits/limits/numeric.limits.members/infinity.pass.cpp
new file mode 100644
index 000000000000..a2ccca333cc6
--- /dev/null
+++ b/test/std/language.support/support.limits/limits/numeric.limits.members/infinity.pass.cpp
@@ -0,0 +1,58 @@
+//===----------------------------------------------------------------------===//
+//
+// 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.
+//
+//===----------------------------------------------------------------------===//
+
+// test numeric_limits
+
+// infinity()
+
+#include <limits>
+#include <cfloat>
+#include <cassert>
+
+template <class T>
+void
+test(T expected)
+{
+ assert(std::numeric_limits<T>::infinity() == expected);
+ assert(std::numeric_limits<const T>::infinity() == expected);
+ assert(std::numeric_limits<volatile T>::infinity() == expected);
+ assert(std::numeric_limits<const volatile T>::infinity() == expected);
+}
+
+extern float zero;
+
+int main()
+{
+ test<bool>(false);
+ test<char>(0);
+ test<signed char>(0);
+ test<unsigned char>(0);
+ test<wchar_t>(0);
+#ifndef _LIBCPP_HAS_NO_UNICODE_CHARS
+ test<char16_t>(0);
+ test<char32_t>(0);
+#endif // _LIBCPP_HAS_NO_UNICODE_CHARS
+ test<short>(0);
+ test<unsigned short>(0);
+ test<int>(0);
+ test<unsigned int>(0);
+ test<long>(0);
+ test<unsigned long>(0);
+ test<long long>(0);
+ test<unsigned long long>(0);
+#ifndef _LIBCPP_HAS_NO_INT128
+ test<__int128_t>(0);
+ test<__uint128_t>(0);
+#endif
+ test<float>(1./zero);
+ test<double>(1./zero);
+ test<long double>(1./zero);
+}
+
+float zero = 0;