Mirror of roytam1's UXP fork just in case Moonchild and Tobin decide to go after him
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#include <functional>
#include "mozilla/Function.h"
#define MOZ_STRONG_REF __attribute__((annotate("moz_strong_ref")))
struct RefCountedBase {
void AddRef();
void Release();
};
template <class T>
struct SmartPtr {
T* MOZ_STRONG_REF t;
T* operator->() const;
};
struct R : RefCountedBase {
void method();
};
void take(...);
void foo() {
R* ptr;
SmartPtr<R> sp;
take([&](R* argptr) {
R* localptr;
ptr->method();
argptr->method();
localptr->method();
});
take([&](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
sp->method();
argsp->method();
localsp->method();
});
take([&](R* argptr) {
R* localptr;
take(ptr);
take(argptr);
take(localptr);
});
take([&](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
take(sp);
take(argsp);
take(localsp);
});
take([=](R* argptr) {
R* localptr;
ptr->method();
argptr->method();
localptr->method();
});
take([=](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
sp->method();
argsp->method();
localsp->method();
});
take([=](R* argptr) {
R* localptr;
take(ptr);
take(argptr);
take(localptr);
});
take([=](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
take(sp);
take(argsp);
take(localsp);
});
take([ptr](R* argptr) {
R* localptr;
ptr->method();
argptr->method();
localptr->method();
});
take([sp](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
sp->method();
argsp->method();
localsp->method();
});
take([ptr](R* argptr) {
R* localptr;
take(ptr);
take(argptr);
take(localptr);
});
take([sp](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
take(sp);
take(argsp);
take(localsp);
});
take([&ptr](R* argptr) {
R* localptr;
ptr->method();
argptr->method();
localptr->method();
});
take([&sp](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
sp->method();
argsp->method();
localsp->method();
});
take([&ptr](R* argptr) {
R* localptr;
take(ptr);
take(argptr);
take(localptr);
});
take([&sp](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
take(sp);
take(argsp);
take(localsp);
});
}
void b() {
R* ptr;
SmartPtr<R> sp;
std::function<void(R*)>([&](R* argptr) {
R* localptr;
ptr->method();
argptr->method();
localptr->method();
});
std::function<void(SmartPtr<R>)>([&](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
sp->method();
argsp->method();
localsp->method();
});
std::function<void(R*)>([&](R* argptr) {
R* localptr;
take(ptr);
take(argptr);
take(localptr);
});
std::function<void(SmartPtr<R>)>([&](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
take(sp);
take(argsp);
take(localsp);
});
std::function<void(R*)>([=](R* argptr) {
R* localptr;
ptr->method(); // expected-error{{Refcounted variable 'ptr' of type 'R' cannot be captured by a lambda}} expected-note{{Please consider using a smart pointer}}
argptr->method();
localptr->method();
});
std::function<void(SmartPtr<R>)>([=](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
sp->method();
argsp->method();
localsp->method();
});
std::function<void(R*)>([=](R* argptr) {
R* localptr;
take(ptr); // expected-error{{Refcounted variable 'ptr' of type 'R' cannot be captured by a lambda}} expected-note{{Please consider using a smart pointer}}
take(argptr);
take(localptr);
});
std::function<void(SmartPtr<R>)>([=](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
take(sp);
take(argsp);
take(localsp);
});
std::function<void(R*)>([ptr](R* argptr) { // expected-error{{Refcounted variable 'ptr' of type 'R' cannot be captured by a lambda}} expected-note{{Please consider using a smart pointer}}
R* localptr;
ptr->method();
argptr->method();
localptr->method();
});
std::function<void(SmartPtr<R>)>([sp](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
sp->method();
argsp->method();
localsp->method();
});
std::function<void(R*)>([ptr](R* argptr) { // expected-error{{Refcounted variable 'ptr' of type 'R' cannot be captured by a lambda}} expected-note{{Please consider using a smart pointer}}
R* localptr;
take(ptr);
take(argptr);
take(localptr);
});
std::function<void(SmartPtr<R>)>([sp](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
take(sp);
take(argsp);
take(localsp);
});
std::function<void(R*)>([&ptr](R* argptr) {
R* localptr;
ptr->method();
argptr->method();
localptr->method();
});
std::function<void(SmartPtr<R>)>([&sp](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
sp->method();
argsp->method();
localsp->method();
});
std::function<void(R*)>([&ptr](R* argptr) {
R* localptr;
take(ptr);
take(argptr);
take(localptr);
});
std::function<void(SmartPtr<R>)>([&sp](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
take(sp);
take(argsp);
take(localsp);
});
}
void c() {
R* ptr;
SmartPtr<R> sp;
mozilla::function<void(R*)>([&](R* argptr) {
R* localptr;
ptr->method();
argptr->method();
localptr->method();
});
mozilla::function<void(SmartPtr<R>)>([&](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
sp->method();
argsp->method();
localsp->method();
});
mozilla::function<void(R*)>([&](R* argptr) {
R* localptr;
take(ptr);
take(argptr);
take(localptr);
});
mozilla::function<void(SmartPtr<R>)>([&](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
take(sp);
take(argsp);
take(localsp);
});
mozilla::function<void(R*)>([=](R* argptr) {
R* localptr;
ptr->method(); // expected-error{{Refcounted variable 'ptr' of type 'R' cannot be captured by a lambda}} expected-note{{Please consider using a smart pointer}}
argptr->method();
localptr->method();
});
mozilla::function<void(SmartPtr<R>)>([=](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
sp->method();
argsp->method();
localsp->method();
});
mozilla::function<void(R*)>([=](R* argptr) {
R* localptr;
take(ptr); // expected-error{{Refcounted variable 'ptr' of type 'R' cannot be captured by a lambda}} expected-note{{Please consider using a smart pointer}}
take(argptr);
take(localptr);
});
mozilla::function<void(SmartPtr<R>)>([=](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
take(sp);
take(argsp);
take(localsp);
});
mozilla::function<void(R*)>([ptr](R* argptr) { // expected-error{{Refcounted variable 'ptr' of type 'R' cannot be captured by a lambda}} expected-note{{Please consider using a smart pointer}}
R* localptr;
ptr->method();
argptr->method();
localptr->method();
});
mozilla::function<void(SmartPtr<R>)>([sp](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
sp->method();
argsp->method();
localsp->method();
});
mozilla::function<void(R*)>([ptr](R* argptr) { // expected-error{{Refcounted variable 'ptr' of type 'R' cannot be captured by a lambda}} expected-note{{Please consider using a smart pointer}}
R* localptr;
take(ptr);
take(argptr);
take(localptr);
});
mozilla::function<void(SmartPtr<R>)>([sp](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
take(sp);
take(argsp);
take(localsp);
});
mozilla::function<void(R*)>([&ptr](R* argptr) {
R* localptr;
ptr->method();
argptr->method();
localptr->method();
});
mozilla::function<void(SmartPtr<R>)>([&sp](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
sp->method();
argsp->method();
localsp->method();
});
mozilla::function<void(R*)>([&ptr](R* argptr) {
R* localptr;
take(ptr);
take(argptr);
take(localptr);
});
mozilla::function<void(SmartPtr<R>)>([&sp](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
take(sp);
take(argsp);
take(localsp);
});
}
// These tests would check c++14 deduced return types, if they were supported in
// our codebase. They are being kept here for convenience in the future if we do
// add support for c++14 deduced return types
#if 0
auto d1() {
R* ptr;
SmartPtr<R> sp;
return ([&](R* argptr) {
R* localptr;
ptr->method();
argptr->method();
localptr->method();
});
}
auto d2() {
R* ptr;
SmartPtr<R> sp;
return ([&](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
sp->method();
argsp->method();
localsp->method();
});
}
auto d3() {
R* ptr;
SmartPtr<R> sp;
return ([&](R* argptr) {
R* localptr;
take(ptr);
take(argptr);
take(localptr);
});
}
auto d4() {
R* ptr;
SmartPtr<R> sp;
return ([&](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
take(sp);
take(argsp);
take(localsp);
});
}
auto d5() {
R* ptr;
SmartPtr<R> sp;
return ([=](R* argptr) {
R* localptr;
ptr->method(); // expected-error{{Refcounted variable 'ptr' of type 'R' cannot be captured by a lambda}} expected-note{{Please consider using a smart pointer}}
argptr->method();
localptr->method();
});
}
auto d6() {
R* ptr;
SmartPtr<R> sp;
return ([=](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
sp->method();
argsp->method();
localsp->method();
});
}
auto d8() {
R* ptr;
SmartPtr<R> sp;
return ([=](R* argptr) {
R* localptr;
take(ptr); // expected-error{{Refcounted variable 'ptr' of type 'R' cannot be captured by a lambda}} expected-note{{Please consider using a smart pointer}}
take(argptr);
take(localptr);
});
}
auto d9() {
R* ptr;
SmartPtr<R> sp;
return ([=](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
take(sp);
take(argsp);
take(localsp);
});
}
auto d10() {
R* ptr;
SmartPtr<R> sp;
return ([ptr](R* argptr) { // expected-error{{Refcounted variable 'ptr' of type 'R' cannot be captured by a lambda}} expected-note{{Please consider using a smart pointer}}
R* localptr;
ptr->method();
argptr->method();
localptr->method();
});
}
auto d11() {
R* ptr;
SmartPtr<R> sp;
return ([sp](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
sp->method();
argsp->method();
localsp->method();
});
}
auto d12() {
R* ptr;
SmartPtr<R> sp;
return ([ptr](R* argptr) { // expected-error{{Refcounted variable 'ptr' of type 'R' cannot be captured by a lambda}} expected-note{{Please consider using a smart pointer}}
R* localptr;
take(ptr);
take(argptr);
take(localptr);
});
}
auto d13() {
R* ptr;
SmartPtr<R> sp;
return ([sp](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
take(sp);
take(argsp);
take(localsp);
});
}
auto d14() {
R* ptr;
SmartPtr<R> sp;
return ([&ptr](R* argptr) {
R* localptr;
ptr->method();
argptr->method();
localptr->method();
});
}
auto d15() {
R* ptr;
SmartPtr<R> sp;
return ([&sp](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
sp->method();
argsp->method();
localsp->method();
});
}
auto d16() {
R* ptr;
SmartPtr<R> sp;
return ([&ptr](R* argptr) {
R* localptr;
take(ptr);
take(argptr);
take(localptr);
});
}
auto d17() {
R* ptr;
SmartPtr<R> sp;
return ([&sp](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
take(sp);
take(argsp);
take(localsp);
});
}
#endif
void e() {
auto e1 = []() {
R* ptr;
SmartPtr<R> sp;
return ([&](R* argptr) {
R* localptr;
ptr->method();
argptr->method();
localptr->method();
});
};
auto e2 = []() {
R* ptr;
SmartPtr<R> sp;
return ([&](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
sp->method();
argsp->method();
localsp->method();
});
};
auto e3 = []() {
R* ptr;
SmartPtr<R> sp;
return ([&](R* argptr) {
R* localptr;
take(ptr);
take(argptr);
take(localptr);
});
};
auto e4 = []() {
R* ptr;
SmartPtr<R> sp;
return ([&](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
take(sp);
take(argsp);
take(localsp);
});
};
auto e5 = []() {
R* ptr;
SmartPtr<R> sp;
return ([=](R* argptr) {
R* localptr;
ptr->method(); // expected-error{{Refcounted variable 'ptr' of type 'R' cannot be captured by a lambda}} expected-note{{Please consider using a smart pointer}}
argptr->method();
localptr->method();
});
};
auto e6 = []() {
R* ptr;
SmartPtr<R> sp;
return ([=](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
sp->method();
argsp->method();
localsp->method();
});
};
auto e8 = []() {
R* ptr;
SmartPtr<R> sp;
return ([=](R* argptr) {
R* localptr;
take(ptr); // expected-error{{Refcounted variable 'ptr' of type 'R' cannot be captured by a lambda}} expected-note{{Please consider using a smart pointer}}
take(argptr);
take(localptr);
});
};
auto e9 = []() {
R* ptr;
SmartPtr<R> sp;
return ([=](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
take(sp);
take(argsp);
take(localsp);
});
};
auto e10 = []() {
R* ptr;
SmartPtr<R> sp;
return ([ptr](R* argptr) { // expected-error{{Refcounted variable 'ptr' of type 'R' cannot be captured by a lambda}} expected-note{{Please consider using a smart pointer}}
R* localptr;
ptr->method();
argptr->method();
localptr->method();
});
};
auto e11 = []() {
R* ptr;
SmartPtr<R> sp;
return ([sp](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
sp->method();
argsp->method();
localsp->method();
});
};
auto e12 = []() {
R* ptr;
SmartPtr<R> sp;
return ([ptr](R* argptr) { // expected-error{{Refcounted variable 'ptr' of type 'R' cannot be captured by a lambda}} expected-note{{Please consider using a smart pointer}}
R* localptr;
take(ptr);
take(argptr);
take(localptr);
});
};
auto e13 = []() {
R* ptr;
SmartPtr<R> sp;
return ([sp](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
take(sp);
take(argsp);
take(localsp);
});
};
auto e14 = []() {
R* ptr;
SmartPtr<R> sp;
return ([&ptr](R* argptr) {
R* localptr;
ptr->method();
argptr->method();
localptr->method();
});
};
auto e15 = []() {
R* ptr;
SmartPtr<R> sp;
return ([&sp](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
sp->method();
argsp->method();
localsp->method();
});
};
auto e16 = []() {
R* ptr;
SmartPtr<R> sp;
return ([&ptr](R* argptr) {
R* localptr;
take(ptr);
take(argptr);
take(localptr);
});
};
auto e17 = []() {
R* ptr;
SmartPtr<R> sp;
return ([&sp](SmartPtr<R> argsp) {
SmartPtr<R> localsp;
take(sp);
take(argsp);
take(localsp);
});
};
}