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-rw-r--r--gcc-4.9/gcc/testsuite/g++.dg/cpp0x/range-for12.C115
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+// Test for range-based for loop with templates
+// and begin/end as member functions
+
+// { dg-do run { target c++11 } }
+
+/* Preliminary declarations */
+namespace pre
+{
+ struct iterator
+ {
+ int x;
+ explicit iterator (int v) :x(v) {}
+ iterator &operator ++() { ++x; return *this; }
+ int operator *() { return x; }
+ bool operator != (const iterator &o) { return x != o.x; }
+ };
+
+ struct container
+ {
+ int min, max;
+ container(int a, int b) :min(a), max(b) {}
+ iterator begin() const
+ {
+ return iterator(min);
+ }
+ iterator end() const
+ {
+ return iterator(max);
+ }
+
+ };
+
+} //namespace pre
+
+using pre::container;
+extern "C" void abort(void);
+
+container run_me_just_once()
+{
+ static bool run = false;
+ if (run)
+ abort();
+ run = true;
+ return container(1,2);
+}
+
+/* Template with dependent expression. */
+template<typename T> int test1(const T &r)
+{
+ int t = 0;
+ for (int i : r)
+ t += i;
+ return t;
+}
+
+/* Template with non-dependent expression and dependent declaration. */
+template<typename T> int test2(const container &r)
+{
+ int t = 0;
+ for (T i : r)
+ t += i;
+ return t;
+}
+
+/* Template with non-dependent expression (array) and dependent declaration. */
+template<typename T> int test2(const int (&r)[4])
+{
+ int t = 0;
+ for (T i : r)
+ t += i;
+ return t;
+}
+
+/* Template with non-dependent expression and auto declaration. */
+template<typename T> int test3(const container &r)
+{
+ int t = 0;
+ for (auto i : r)
+ t += i;
+ return t;
+}
+
+/* Template with non-dependent expression (array) and auto declaration. */
+template<typename T> int test3(const int (&r)[4])
+{
+ int t = 0;
+ for (auto i : r)
+ t += i;
+ return t;
+}
+
+int main ()
+{
+ container c(1,5);
+ int a[4] = {5,6,7,8};
+
+ for (auto x : run_me_just_once())
+ ;
+
+ if (test1 (c) != 10)
+ abort();
+ if (test1 (a) != 26)
+ abort();
+
+ if (test2<int> (c) != 10)
+ abort();
+ if (test2<int> (a) != 26)
+ abort();
+
+ if (test3<int> (c) != 10)
+ abort();
+ if (test3<int> (a) != 26)
+ abort();
+ return 0;
+}