| // { dg-options "-w" } |
| #![feature(intrinsics, staged_api)] |
| #![feature(no_core, lang_items)] |
| #![no_core] |
| #[lang = "sized"] |
| pub trait Sized {} |
| const X: () = trigger(); |
| extern "rust-intrinsic" { |
| #[rustc_const_stable(feature = "const_transmute", since = "1.0.0")] |
| fn transmute<T, U>(x: T) -> U; |
| } |
| struct Arg { |
| formatter: fn(&i8), |
| value: &'static i8, |
| } |
| const fn new<T>(x: &'static T, f: fn(&T)) -> Arg { |
| unsafe { |
| Arg { |
| formatter: transmute(f), |
| value: transmute(x), |
| } |
| } |
| } |
| const fn consume(x: &[Arg]) {} |
| const fn trigger() { |
| consume({ &[new(&1i8, display)] }); |
| } |
| fn display(x: &i8) {} |
