mirror of
https://github.com/capstone-engine/llvm-capstone.git
synced 2024-10-08 11:44:05 +00:00
Implement P0358r1. Fixes for not_fn.
llvm-svn: 273837
This commit is contained in:
parent
06e9017d7b
commit
9372d8bc61
@ -2618,18 +2618,33 @@ public:
|
||||
|
||||
template <class ..._Args>
|
||||
_LIBCPP_INLINE_VISIBILITY
|
||||
auto operator()(_Args&& ...__args)
|
||||
auto operator()(_Args&& ...__args) &
|
||||
noexcept(noexcept(!_VSTD::invoke(__fd, _VSTD::forward<_Args>(__args)...)))
|
||||
-> decltype(!_VSTD::invoke(__fd, _VSTD::forward<_Args>(__args)...))
|
||||
{ return !_VSTD::invoke(__fd, _VSTD::forward<_Args>(__args)...); }
|
||||
|
||||
template <class ..._Args>
|
||||
_LIBCPP_INLINE_VISIBILITY
|
||||
auto operator()(_Args&& ...__args) const
|
||||
auto operator()(_Args&& ...__args) &&
|
||||
noexcept(noexcept(!_VSTD::invoke(_VSTD::move(__fd), _VSTD::forward<_Args>(__args)...)))
|
||||
-> decltype(!_VSTD::invoke(_VSTD::move(__fd), _VSTD::forward<_Args>(__args)...))
|
||||
{ return !_VSTD::invoke(_VSTD::move(__fd), _VSTD::forward<_Args>(__args)...); }
|
||||
|
||||
template <class ..._Args>
|
||||
_LIBCPP_INLINE_VISIBILITY
|
||||
auto operator()(_Args&& ...__args) const&
|
||||
noexcept(noexcept(!_VSTD::invoke(__fd, _VSTD::forward<_Args>(__args)...)))
|
||||
-> decltype(!_VSTD::invoke(__fd, _VSTD::forward<_Args>(__args)...))
|
||||
{ return !_VSTD::invoke(__fd, _VSTD::forward<_Args>(__args)...); }
|
||||
|
||||
|
||||
template <class ..._Args>
|
||||
_LIBCPP_INLINE_VISIBILITY
|
||||
auto operator()(_Args&& ...__args) const&&
|
||||
noexcept(noexcept(!_VSTD::invoke(_VSTD::move(__fd), _VSTD::forward<_Args>(__args)...)))
|
||||
-> decltype(!_VSTD::invoke(_VSTD::move(__fd), _VSTD::forward<_Args>(__args)...))
|
||||
{ return !_VSTD::invoke(_VSTD::move(__fd), _VSTD::forward<_Args>(__args)...); }
|
||||
|
||||
private:
|
||||
template <class _RawFunc,
|
||||
class = enable_if_t<!is_same<decay_t<_RawFunc>, __not_fn_imp>::value>>
|
||||
|
@ -88,7 +88,6 @@ struct NoExceptCallable {
|
||||
Ret value;
|
||||
};
|
||||
|
||||
|
||||
struct CopyAssignableWrapper {
|
||||
CopyAssignableWrapper(CopyAssignableWrapper const&) = default;
|
||||
CopyAssignableWrapper(CopyAssignableWrapper&&) = default;
|
||||
@ -124,32 +123,44 @@ struct MemFunCallable {
|
||||
bool value;
|
||||
};
|
||||
|
||||
enum CallType {
|
||||
enum CallType : unsigned {
|
||||
CT_None,
|
||||
CT_Const,
|
||||
CT_NonConst
|
||||
CT_NonConst = 1,
|
||||
CT_Const = 2,
|
||||
CT_LValue = 4,
|
||||
CT_RValue = 8
|
||||
};
|
||||
|
||||
inline constexpr CallType operator|(CallType LHS, CallType RHS) {
|
||||
return static_cast<CallType>(static_cast<unsigned>(LHS) | static_cast<unsigned>(RHS));
|
||||
}
|
||||
|
||||
struct ForwardingCallObject {
|
||||
|
||||
template <class ...Args>
|
||||
bool operator()(Args&&... args) & {
|
||||
set_call<Args&&...>(CT_NonConst);
|
||||
set_call<Args&&...>(CT_NonConst | CT_LValue);
|
||||
return true;
|
||||
}
|
||||
|
||||
template <class ...Args>
|
||||
bool operator()(Args&&... args) const & {
|
||||
set_call<Args&&...>(CT_Const);
|
||||
set_call<Args&&...>(CT_Const | CT_LValue);
|
||||
return true;
|
||||
}
|
||||
|
||||
// Don't allow the call operator to be invoked as an rvalue.
|
||||
template <class ...Args>
|
||||
bool operator()(Args&&... args) && = delete;
|
||||
bool operator()(Args&&... args) && {
|
||||
set_call<Args&&...>(CT_NonConst | CT_RValue);
|
||||
return true;
|
||||
}
|
||||
|
||||
template <class ...Args>
|
||||
bool operator()(Args&&... args) const && = delete;
|
||||
bool operator()(Args&&... args) const && {
|
||||
set_call<Args&&...>(CT_Const | CT_RValue);
|
||||
return true;
|
||||
}
|
||||
|
||||
template <class ...Args>
|
||||
static void set_call(CallType type) {
|
||||
@ -450,52 +461,82 @@ void call_operator_forwarding_test()
|
||||
const auto& c_obj = obj;
|
||||
{ // test zero args
|
||||
obj();
|
||||
assert(Fn::check_call<>(CT_NonConst));
|
||||
assert(Fn::check_call<>(CT_NonConst | CT_LValue));
|
||||
std::move(obj)();
|
||||
assert(Fn::check_call<>(CT_NonConst | CT_RValue));
|
||||
c_obj();
|
||||
assert(Fn::check_call<>(CT_Const));
|
||||
assert(Fn::check_call<>(CT_Const | CT_LValue));
|
||||
std::move(c_obj)();
|
||||
assert(Fn::check_call<>(CT_Const | CT_RValue));
|
||||
}
|
||||
{ // test value categories
|
||||
int x = 42;
|
||||
const int cx = 42;
|
||||
obj(x);
|
||||
assert(Fn::check_call<int&>(CT_NonConst));
|
||||
assert(Fn::check_call<int&>(CT_NonConst | CT_LValue));
|
||||
obj(cx);
|
||||
assert(Fn::check_call<const int&>(CT_NonConst));
|
||||
assert(Fn::check_call<const int&>(CT_NonConst | CT_LValue));
|
||||
obj(std::move(x));
|
||||
assert(Fn::check_call<int&&>(CT_NonConst));
|
||||
assert(Fn::check_call<int&&>(CT_NonConst | CT_LValue));
|
||||
obj(std::move(cx));
|
||||
assert(Fn::check_call<const int&&>(CT_NonConst));
|
||||
assert(Fn::check_call<const int&&>(CT_NonConst | CT_LValue));
|
||||
obj(42);
|
||||
assert(Fn::check_call<int&&>(CT_NonConst));
|
||||
assert(Fn::check_call<int&&>(CT_NonConst | CT_LValue));
|
||||
}
|
||||
{ // test value categories - rvalue
|
||||
int x = 42;
|
||||
const int cx = 42;
|
||||
std::move(obj)(x);
|
||||
assert(Fn::check_call<int&>(CT_NonConst | CT_RValue));
|
||||
std::move(obj)(cx);
|
||||
assert(Fn::check_call<const int&>(CT_NonConst | CT_RValue));
|
||||
std::move(obj)(std::move(x));
|
||||
assert(Fn::check_call<int&&>(CT_NonConst | CT_RValue));
|
||||
std::move(obj)(std::move(cx));
|
||||
assert(Fn::check_call<const int&&>(CT_NonConst | CT_RValue));
|
||||
std::move(obj)(42);
|
||||
assert(Fn::check_call<int&&>(CT_NonConst | CT_RValue));
|
||||
}
|
||||
{ // test value categories - const call
|
||||
int x = 42;
|
||||
const int cx = 42;
|
||||
c_obj(x);
|
||||
assert(Fn::check_call<int&>(CT_Const));
|
||||
assert(Fn::check_call<int&>(CT_Const | CT_LValue));
|
||||
c_obj(cx);
|
||||
assert(Fn::check_call<const int&>(CT_Const));
|
||||
assert(Fn::check_call<const int&>(CT_Const | CT_LValue));
|
||||
c_obj(std::move(x));
|
||||
assert(Fn::check_call<int&&>(CT_Const));
|
||||
assert(Fn::check_call<int&&>(CT_Const | CT_LValue));
|
||||
c_obj(std::move(cx));
|
||||
assert(Fn::check_call<const int&&>(CT_Const));
|
||||
assert(Fn::check_call<const int&&>(CT_Const | CT_LValue));
|
||||
c_obj(42);
|
||||
assert(Fn::check_call<int&&>(CT_Const));
|
||||
assert(Fn::check_call<int&&>(CT_Const | CT_LValue));
|
||||
}
|
||||
{ // test value categories - const call rvalue
|
||||
int x = 42;
|
||||
const int cx = 42;
|
||||
std::move(c_obj)(x);
|
||||
assert(Fn::check_call<int&>(CT_Const | CT_RValue));
|
||||
std::move(c_obj)(cx);
|
||||
assert(Fn::check_call<const int&>(CT_Const | CT_RValue));
|
||||
std::move(c_obj)(std::move(x));
|
||||
assert(Fn::check_call<int&&>(CT_Const | CT_RValue));
|
||||
std::move(c_obj)(std::move(cx));
|
||||
assert(Fn::check_call<const int&&>(CT_Const | CT_RValue));
|
||||
std::move(c_obj)(42);
|
||||
assert(Fn::check_call<int&&>(CT_Const | CT_RValue));
|
||||
}
|
||||
{ // test multi arg
|
||||
int x = 42;
|
||||
const double y = 3.14;
|
||||
std::string s = "abc";
|
||||
obj(42, std::move(y), s, std::string{"foo"});
|
||||
Fn::check_call<int&&, const double&&, std::string&, std::string&&>(CT_NonConst);
|
||||
Fn::check_call<int&&, const double&&, std::string&, std::string&&>(CT_NonConst | CT_LValue);
|
||||
std::move(obj)(42, std::move(y), s, std::string{"foo"});
|
||||
Fn::check_call<int&&, const double&&, std::string&, std::string&&>(CT_NonConst | CT_RValue);
|
||||
c_obj(42, std::move(y), s, std::string{"foo"});
|
||||
Fn::check_call<int&&, const double&&, std::string&, std::string&&>(CT_Const);
|
||||
}
|
||||
{ // call as rvalue test. This should not invoke the functor as an rvalue.
|
||||
std::move(obj)();
|
||||
assert(Fn::check_call<>(CT_NonConst));
|
||||
std::move(c_obj)();
|
||||
assert(Fn::check_call<>(CT_Const));
|
||||
Fn::check_call<int&&, const double&&, std::string&, std::string&&>(CT_Const | CT_LValue);
|
||||
std::move(c_obj)(42, std::move(y), s, std::string{"foo"});
|
||||
Fn::check_call<int&&, const double&&, std::string&, std::string&&>(CT_Const | CT_RValue);
|
||||
}
|
||||
}
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user