src/test/ui/feature-gates/feature-gate-optimize_attribute.stderr

   1 error[E0658]: the `#[optimize]` attribute is an experimental feature
   2   --> $DIR/feature-gate-optimize_attribute.rs:7:1
   3    |
   4 LL | #[optimize(size)]
   5    | ^^^^^^^^^^^^^^^^^
   6    |
   7    = note: see issue #54882 <https://github.com/rust-lang/rust/issues/54882> for more information
   8    = help: add `#![feature(optimize_attribute)]` to the crate attributes to enable
   9
  10 error[E0658]: the `#[optimize]` attribute is an experimental feature
  11   --> $DIR/feature-gate-optimize_attribute.rs:10:1
  12    |
  13 LL | #[optimize(speed)]
  14    | ^^^^^^^^^^^^^^^^^^
  15    |
  16    = note: see issue #54882 <https://github.com/rust-lang/rust/issues/54882> for more information
  17    = help: add `#![feature(optimize_attribute)]` to the crate attributes to enable
  18
  19 error[E0658]: the `#[optimize]` attribute is an experimental feature
  20   --> $DIR/feature-gate-optimize_attribute.rs:13:1
  21    |
  22 LL | #[optimize(banana)]
  23    | ^^^^^^^^^^^^^^^^^^^
  24    |
  25    = note: see issue #54882 <https://github.com/rust-lang/rust/issues/54882> for more information
  26    = help: add `#![feature(optimize_attribute)]` to the crate attributes to enable
  27
  28 error[E0658]: the `#[optimize]` attribute is an experimental feature
  29   --> $DIR/feature-gate-optimize_attribute.rs:4:1
  30    |
  31 LL | #[optimize(size)]
  32    | ^^^^^^^^^^^^^^^^^
  33    |
  34    = note: see issue #54882 <https://github.com/rust-lang/rust/issues/54882> for more information
  35    = help: add `#![feature(optimize_attribute)]` to the crate attributes to enable
  36
  37 error[E0658]: the `#[optimize]` attribute is an experimental feature
  38   --> $DIR/feature-gate-optimize_attribute.rs:2:1
  39    |
  40 LL | #![optimize(speed)]
  41    | ^^^^^^^^^^^^^^^^^^^
  42    |
  43    = note: see issue #54882 <https://github.com/rust-lang/rust/issues/54882> for more information
  44    = help: add `#![feature(optimize_attribute)]` to the crate attributes to enable
  45
  46 error[E0722]: invalid argument
  47   --> $DIR/feature-gate-optimize_attribute.rs:13:12
  48    |
  49 LL | #[optimize(banana)]
  50    |            ^^^^^^
  51
  52 error: aborting due to 6 previous errors
  53
  54 Some errors have detailed explanations: E0658, E0722.
  55 For more information about an error, try `rustc --explain E0658`.