summaryrefslogtreecommitdiffstats
path: root/libcxx/test/std/containers/Emplaceable.h
diff options
context:
space:
mode:
Diffstat (limited to 'libcxx/test/std/containers/Emplaceable.h')
-rw-r--r--libcxx/test/std/containers/Emplaceable.h54
1 files changed, 54 insertions, 0 deletions
diff --git a/libcxx/test/std/containers/Emplaceable.h b/libcxx/test/std/containers/Emplaceable.h
new file mode 100644
index 00000000000..34dd326203b
--- /dev/null
+++ b/libcxx/test/std/containers/Emplaceable.h
@@ -0,0 +1,54 @@
+//===----------------------------------------------------------------------===//
+//
+// 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.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef EMPLACEABLE_H
+#define EMPLACEABLE_H
+
+#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES
+
+class Emplaceable
+{
+ Emplaceable(const Emplaceable&);
+ Emplaceable& operator=(const Emplaceable&);
+
+ int int_;
+ double double_;
+public:
+ Emplaceable() : int_(0), double_(0) {}
+ Emplaceable(int i, double d) : int_(i), double_(d) {}
+ Emplaceable(Emplaceable&& x)
+ : int_(x.int_), double_(x.double_)
+ {x.int_ = 0; x.double_ = 0;}
+ Emplaceable& operator=(Emplaceable&& x)
+ {int_ = x.int_; x.int_ = 0;
+ double_ = x.double_; x.double_ = 0;
+ return *this;}
+
+ bool operator==(const Emplaceable& x) const
+ {return int_ == x.int_ && double_ == x.double_;}
+ bool operator<(const Emplaceable& x) const
+ {return int_ < x.int_ || (int_ == x.int_ && double_ < x.double_);}
+
+ int get() const {return int_;}
+};
+
+namespace std {
+
+template <>
+struct hash<Emplaceable>
+ : public std::unary_function<Emplaceable, std::size_t>
+{
+ std::size_t operator()(const Emplaceable& x) const {return x.get();}
+};
+
+}
+
+#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES
+
+#endif // EMPLACEABLE_H
OpenPOWER on IntegriCloud