error: found removed `do catch` syntax
  --> $DIR/do-catch-suggests-try.rs:4:25
   |
LL |     let _: Option<()> = do catch {};
   |                         ^^^^^^^^
   |
   = note: following RFC #2388, the new non-placeholder syntax is `try`
help: replace with the new syntax
   |
LL |     let _: Option<()> = try {};
   |                         ~~~

error[E0308]: mismatched types
  --> $DIR/do-catch-suggests-try.rs:9:33
   |
LL |     let _recovery_witness: () = 1;
   |                            --   ^ expected `()`, found integer
   |                            |
   |                            expected due to this

error: aborting due to 2 previous errors

For more information about this error, try `rustc --explain E0308`.