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import core.stdc.stdio;
/*******************************************/
interface IStream
{
int read();
}
interface OStream
{
int write();
}
class IO : IStream, OStream
{
int read() { return 7; }
int write() { return 267; }
}
void foo(IStream i, OStream o)
{
printf("foo(i = %p, o = %p)\n", i, o);
assert(i.read() == 7);
assert(o.write() == 267);
}
void test1()
{
IO io = new IO();
printf("io = %p\n", io);
foo(io, io);
destroy(io);
}
/*******************************************/
interface I { }
class C : I
{
~this() { printf("~C()\n"); }
}
void test2()
{
I i = new C();
destroy(i);
{
scope I j = new C();
}
}
/*******************************************/
interface I3 {
void h();
}
interface K3 {
void f();
}
interface J3 : I3, K3 {}
class A3 : J3 {
short x = 3;
void f(){ assert(x == 3); }
void h(){ assert(x == 3); }
}
void test3()
{
auto a = new A3();
a.f();
a.h();
J3 j = a;
j.f();
K3 k = a;
k.f();
assert(&j.f == &k.f); // https://issues.dlang.org/show_bug.cgi?id=3706
}
/*******************************************/
int main()
{
test1();
test2();
test3();
printf("Success\n");
return 0;
}
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