re PR libstdc++/68430 (std::is_constructible<T>::value == true for unconstructible...

PR libstdc++/68430

* testsuite/20_util/is_constructible/68430.cc: New.

From-SVN: r255785

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 1275ea5..08096d1 100644 (file)
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,8 @@
+2017-12-18  Ville Voutilainen  <ville.voutilainen@gmail.com>
+
+       PR libstdc++/68430
+       * testsuite/20_util/is_constructible/68430.cc: New.
+
 2017-12-16  Martin Sebor  <msebor@redhat.com>
 
        PR tree-optimization/83239

diff --git a/libstdc++-v3/testsuite/20_util/is_constructible/68430.cc b/libstdc++-v3/testsuite/20_util/is_constructible/68430.cc
new file mode 100644 (file)
index 0000000..3f880b3
--- /dev/null
+++ b/libstdc++-v3/testsuite/20_util/is_constructible/68430.cc
@@ -0,0 +1,6 @@
+// { dg-do compile { target c++11 } }
+
+#include <type_traits>
+
+template<class T> struct Foo { Foo(T = nullptr) {} };
+static_assert(!std::is_constructible<Foo<int>>::value, "");