| error: cannot find attribute `autodiff_reverse` in this scope | |
| --> $DIR/feature-gate-autodiff.rs:9:3 | |
| | | |
| LL | #[autodiff_reverse(dfoo)] | |
| | ^^^^^^^^^^^^^^^^ | |
| | | |
| help: consider importing this attribute macro | |
| | | |
| LL + use std::autodiff::autodiff_reverse; | |
| | | |
| error: aborting due to 1 previous error | |