| error[E0723]: can only call other `const fn` within a `const fn`, but `const non_const` is not stable as `const fn` | |
| --> $DIR/const-check-fns-in-const-impl.rs:12:16 | |
| | | |
| LL | fn foo() { non_const() } | |
| | ^^^^^^^^^^^ | |
| | | |
| = 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`. |