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// { dg-do run }
// { dg-options "-w" }
// GROUPS passed references
// Check that if a reference is initialized to refer to a value
// which is returned from a function call, the actual call to
// the function is only invoked for the original initialization
// of the reference, and not for each subsequent use of the
// reference.
//
// This test fails with G++ 1.35.0- (pre-release).
// Reported 4/4/89 by Kim Smith
extern "C" int printf (const char *, ...);
struct base {
mutable int data_member;
base () {}
void function_member () const;
};
base base_object;
base base_returning_function ();
int call_count = 0;
int main ()
{
const base& base_ref = base_returning_function ();
base_ref.function_member ();
base_ref.function_member ();
base_ref.data_member = 99;
if (call_count == 1)
printf ("PASS\n");
else
{ printf ("FAIL\n"); return 1; }
return 0;
}
base base_returning_function ()
{
base local_base_object;
call_count++;
return local_base_object;
}
void base::function_member () const
{
}
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