summaryrefslogtreecommitdiffstats
path: root/libcxx/test/utilities/function.objects/unord.hash/floating.pass.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'libcxx/test/utilities/function.objects/unord.hash/floating.pass.cpp')
-rw-r--r--libcxx/test/utilities/function.objects/unord.hash/floating.pass.cpp68
1 files changed, 0 insertions, 68 deletions
diff --git a/libcxx/test/utilities/function.objects/unord.hash/floating.pass.cpp b/libcxx/test/utilities/function.objects/unord.hash/floating.pass.cpp
deleted file mode 100644
index 988950d4dc9..00000000000
--- a/libcxx/test/utilities/function.objects/unord.hash/floating.pass.cpp
+++ /dev/null
@@ -1,68 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-// 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>
-
-// template <class T>
-// struct hash
-// : public unary_function<T, size_t>
-// {
-// size_t operator()(T val) const;
-// };
-
-// Not very portable
-
-#include <functional>
-#include <cassert>
-#include <type_traits>
-#include <limits>
-#include <cmath>
-
-template <class T>
-void
-test()
-{
- static_assert((std::is_base_of<std::unary_function<T, std::size_t>,
- std::hash<T> >::value), "");
- std::hash<T> h;
- std::size_t t0 = h(0.);
- std::size_t tn0 = h(-0.);
- std::size_t tp1 = h(0.1);
- std::size_t t1 = h(1);
- std::size_t tn1 = h(-1);
- std::size_t pinf = h(INFINITY);
- std::size_t ninf = h(-INFINITY);
- assert(t0 == tn0);
- assert(t0 != tp1);
- assert(t0 != t1);
- assert(t0 != tn1);
- assert(t0 != pinf);
- assert(t0 != ninf);
-
- assert(tp1 != t1);
- assert(tp1 != tn1);
- assert(tp1 != pinf);
- assert(tp1 != ninf);
-
- assert(t1 != tn1);
- assert(t1 != pinf);
- assert(t1 != ninf);
-
- assert(tn1 != pinf);
- assert(tn1 != ninf);
-
- assert(pinf != ninf);
-}
-
-int main()
-{
- test<float>();
- test<double>();
- test<long double>();
-}
OpenPOWER on IntegriCloud