Bug 16599 part 2: Make std::pair's constructors and comparison operators (and make_pair) constexpr.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@186430 91177308-0d34-0410-b5e6-96231b3b80d8
2013-07-16 17:45:44 +00:00
parent 01a0e90783
commit 206f6cdc33
8 changed files with 135 additions and 30 deletions
--- a/test/utilities/utility/pairs/pairs.pair/default.pass.cpp
+++ b/test/utilities/utility/pairs/pairs.pair/default.pass.cpp
@@ -18,8 +18,19 @@

 int main()
 {
+    {
    typedef std::pair<float, short*> P;
    P p;
    assert(p.first == 0.0f);
    assert(p.second == nullptr);
+	}
+	
+#if _LIBCPP_STD_VER > 11
+    {
+    typedef std::pair<float, short*> P;
+    constexpr P p;
+    static_assert(p.first == 0.0f, "");
+    static_assert(p.second == nullptr, "");
+    }
+#endif
 }