error[E0723]: can only call `transmute` from const items, not `const fn` | |
--> $DIR/internal-unstable-const.rs:11:14 | |
| | |
LL | unsafe { std::mem::transmute(4u32) } | |
| ^^^^^^^^^^^^^^^^^^^^^^^^^ | |
| | |
= note: see issue #57563 <https://github.com/rust-lang/rust/issues/57563> for more information | |
= help: add `#![feature(const_fn)]` to the crate attributes to enable | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0723`. |