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-rw-r--r--clang/test/CXX/temp/temp.fct.spec/temp.deduct/cwg1170.cpp41
1 files changed, 41 insertions, 0 deletions
diff --git a/clang/test/CXX/temp/temp.fct.spec/temp.deduct/cwg1170.cpp b/clang/test/CXX/temp/temp.fct.spec/temp.deduct/cwg1170.cpp
new file mode 100644
index 0000000..c14b063
--- /dev/null
+++ b/clang/test/CXX/temp/temp.fct.spec/temp.deduct/cwg1170.cpp
@@ -0,0 +1,41 @@
+// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s
+
+#if !__has_feature(cxx_access_control_sfinae)
+# error No support for access control as part of SFINAE?
+#endif
+
+typedef char yes_type;
+typedef char (&no_type)[2];
+
+template<unsigned N> struct unsigned_c { };
+
+template<typename T>
+class has_copy_constructor {
+ static T t;
+
+ template<typename U> static yes_type check(unsigned_c<sizeof(U(t))> * = 0);
+ template<typename U> static no_type check(...);
+
+public:
+ static const bool value = (sizeof(check<T>(0)) == sizeof(yes_type));
+};
+
+struct HasCopy { };
+
+struct HasNonConstCopy {
+ HasNonConstCopy(HasNonConstCopy&);
+};
+
+struct HasDeletedCopy {
+ HasDeletedCopy(const HasDeletedCopy&) = delete;
+};
+
+struct HasPrivateCopy {
+private:
+ HasPrivateCopy(const HasPrivateCopy&);
+};
+
+int check0[has_copy_constructor<HasCopy>::value? 1 : -1];
+int check1[has_copy_constructor<HasNonConstCopy>::value? 1 : -1];
+int check2[has_copy_constructor<HasDeletedCopy>::value? -1 : 1];
+int check3[has_copy_constructor<HasPrivateCopy>::value? -1 : 1];