error: expected one of `extern` or `fn`, found keyword `const`
  --> $DIR/recovery.rs:6:12
   |
LL |     unsafe const fn from_u32(val: u32) {}
   |     -------^^^^^
   |     |      |
   |     |      expected one of `extern` or `fn`
   |     help: `const` must come before `unsafe`: `const unsafe`
   |
   = note: keyword order for functions declaration is `pub`, `default`, `const`, `async`, `unsafe`, `extern`

error: expected one of `extern` or `fn`, found keyword `unsafe`
  --> $DIR/recovery.rs:14:12
   |
LL |     unsafe unsafe fn from_u32(val: u32) {}
   |            ^^^^^^
   |            |
   |            expected one of `extern` or `fn`
   |            help: `unsafe` already used earlier, remove this one
   |
note: `unsafe` first seen here
  --> $DIR/recovery.rs:14:5
   |
LL |     unsafe unsafe fn from_u32(val: u32) {}
   |     ^^^^^^

error: aborting due to 2 previous errors