src/test/ui/feature-gates/feature-gate-unboxed-closures.stderr

   1 error[E0658]: rust-call ABI is subject to change
   2   --> $DIR/feature-gate-unboxed-closures.rs:9:5
   3    |
   4 LL | /     extern "rust-call" fn call_once(self, (a, b): (u32, u32)) -> u32 {
   5 LL | |         a + b
   6 LL | |     }
   7    | |_____^
   8    |
   9    = note: for more information, see https://github.com/rust-lang/rust/issues/29625
  10    = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable
  11
  12 error[E0658]: the precise format of `Fn`-family traits' type parameters is subject to change. Use parenthetical notation (Fn(Foo, Bar) -> Baz) instead
  13   --> $DIR/feature-gate-unboxed-closures.rs:5:6
  14    |
  15 LL | impl FnOnce<(u32, u32)> for Test {
  16    |      ^^^^^^^^^^^^^^^^^^
  17    |
  18    = note: for more information, see https://github.com/rust-lang/rust/issues/29625
  19    = help: add `#![feature(unboxed_closures)]` to the crate attributes to enable
  20
  21 error: aborting due to 2 previous errors
  22
  23 For more information about this error, try `rustc --explain E0658`.