#![feature(core_intrinsics)] #![feature(const_intrinsic_raw_eq)] #![deny(const_err)] const BAD_RAW_EQ_CALL: bool = unsafe { std::intrinsics::raw_eq(&(1_u8, 2_u16), &(1_u8, 2_u16)) //~^ ERROR evaluation of constant value failed }; pub fn main() { }