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// { dg-do assemble }
// { dg-options "-Wno-deprecated" }
/* bug.cc */
/* simple program to demonstrate the bug with named return values in gcc
*/
/* (w) 4.9.97 by Kurt Garloff <K.Garloff@ping.de> */
// 8/28/1998 - This dies in add_conversions from dfs_walk, null CLASSTYPE_METHOD_VEC
// for the test<T> record_type. This is marked as an expected failure for now,
// until we actually fix it.
#include <iostream>
template <class T> class test;
template <class T> test<T> operator + (const test<T>& a, const test<T>& b);
// A simple numerical class
template <class T>
class test
{
T elem;
public:
test () { elem = 0; };
test (const T& a) { elem = a; };
test<T>& operator += (const test<T>& a) { elem += a.elem; return *this; };
friend test<T> operator + <> (const test<T>&, const test<T>&);
friend std::ostream& operator << (std::ostream& os, const test<T>& a)
{ return os << a.elem; };
};
// named return value version
template <class T>
test<T> operator + (const test<T>& a, const test<T>& b) return c(a);// { dg-error "" } named return value
{ c += b; } // { dg-error "" } c undeclared
int main()
{
test<int> x, y;
x += 5;
std::cout << x << std::endl;
y = x + test<int>(2);
std::cout << y << std::endl;
}
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