src/test/ui/specialization/specialization-feature-gate-default.stderr


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error[E0658]: specialization is unstable
  --> $DIR/specialization-feature-gate-default.rs:10:5
   |
LL |     default fn foo(&self) {}
   |     ^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = note: for more information, see https://github.com/rust-lang/rust/issues/31844
   = help: add `#![feature(specialization)]` to the crate attributes to enable

error: aborting due to previous error

For more information about this error, try `rustc --explain E0658`.