1 files changed, 36 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/cpp0x/deduce.C b/gcc/testsuite/g++.dg/cpp0x/deduce.C
new file mode 100644
index 000000000..635228cca
--- /dev/null
+++ b/gcc/testsuite/g++.dg/cpp0x/deduce.C
@@ -0,0 +1,36 @@
+// { dg-options "--std=c++0x" }
+template<typename T, typename U> struct same_type;
+template<typename T> struct same_type<T, T> {};
+
+int lval_int;
+int rval_int();
+int const lval_const_int=0;
+int const&& rval_const_int();
+
+template <typename T> void deduce_lval_int(T && t)
+{
+  same_type<T, int &>();
+}
+
+template <typename T> void deduce_rval_int(T && t)
+{
+  same_type<T, int>();
+}
+
+template <typename T> void deduce_lval_const_int(T && t)
+{
+  same_type<T, const int &>();
+}
+
+template <typename T> void deduce_rval_const_int(T && t)
+{
+  same_type<T, const int>();
+}
+
+void f()
+{
+  deduce_lval_int(lval_int);
+  deduce_rval_int(rval_int());
+  deduce_lval_const_int(lval_const_int);
+  deduce_rval_const_int(rval_const_int());
+}