#![feature(intrinsics)] #![feature(rustc_attrs)] extern "rust-intrinsic" { fn size_of() -> usize; //~ ERROR intrinsic safety mismatch //~^ ERROR intrinsic safety mismatch } #[rustc_intrinsic] const fn assume(_b: bool) {} //~ ERROR intrinsic safety mismatch //~| ERROR intrinsic has wrong type #[rustc_intrinsic] const fn const_deallocate(_ptr: *mut u8, _size: usize, _align: usize) {} //~^ ERROR intrinsic safety mismatch //~| ERROR intrinsic has wrong type mod foo { #[rustc_intrinsic] unsafe fn const_deallocate(_ptr: *mut u8, _size: usize, _align: usize) {} } fn main() {}