// RUN: %clang_cc1 -std=c++2a -verify %s
template<typename T, typename U>
constexpr static bool is_same_v = false;
template<typename T>
constexpr static bool is_same_v<T, T> = true;
template<typename T>
concept AtLeast2 = sizeof(T) >= 2;
template<typename T>
concept AtMost8 = sizeof(T) <= 8;
template<typename T>
struct S {
static int foo() requires AtLeast2<long> && AtMost8<long> {
return 0;
}
static double foo() requires AtLeast2<char> {
return 0.0;
}
static char bar() requires AtLeast2<char> {
return 1.0;
}
static short bar() requires AtLeast2<long> && AtMost8<long> {
return 0.0;
}
static int bar() requires AtMost8<long> && AtLeast2<long> {
return 0.0;
}
static char baz() requires AtLeast2<char> {
return 1.0;
}
static short baz() requires AtLeast2<long> && AtMost8<long> {
return 0.0;
}
static int baz() requires AtMost8<long> && AtLeast2<long> {
return 0.0;
}
static long baz() requires AtMost8<long> && AtLeast2<long> && AtLeast2<short> {
return 3.0;
}
};
void a() {
static_assert(is_same_v<decltype(&S<int>::foo), int(*)()>);
static_assert(is_same_v<decltype(&S<int>::bar), long(*)()>);
// expected-error@-1{{reference to overloaded function could not be resolved; did you mean to call it?}}
static_assert(is_same_v<decltype(&S<int>::baz), long(*)()>);
}