Implement n3789; constexpr support in named function objects

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@191626 91177308-0d34-0410-b5e6-96231b3b80d8
2013-09-28 19:06:12 +00:00
parent 6db12cb037
commit 9738cafa4f
21 changed files with 201 additions and 45 deletions
--- a/test/utilities/function.objects/arithmetic.operations/negate.pass.cpp
+++ b/test/utilities/function.objects/arithmetic.operations/negate.pass.cpp
@@ -27,5 +27,11 @@ int main()
    assert(f2(36) == -36);
    assert(f2(36L) == -36);
    assert(f2(36.0) == -36);
+
+    constexpr int foo = std::negate<int> () (3);
+    static_assert ( foo == -3, "" );
+
+    constexpr int bar = std::negate<> () (3.0);
+    static_assert ( bar == -3, "" );
 #endif
 }