C11 6.3.1.1.1
fn integerRank(comptime T: type) u8
fn integerRank(comptime T: type) u8 {
return switch (T) {
bool => 0,
u8, i8 => 1,
c_short, c_ushort => 2,
c_int, c_uint => 3,
c_long, c_ulong => 4,
c_longlong, c_ulonglong => 5,
else => @compileError("integer rank not supported for `" ++ @typeName(T) ++ "`"),
};
}