| error: expected a literal (`1u8`, `1.0f32`, `"string"`, etc.) here, found expression |
| --> $DIR/attr-bad-meta-4.rs:11:17 |
| | |
| LL | #[cfg(feature = -1)] |
| | ^^ expressions are not allowed here |
| | |
| help: negative numbers are not literals, try removing the `-` sign |
| | |
| LL - #[cfg(feature = -1)] |
| LL + #[cfg(feature = 1)] |
| | |
| |
| error: expected a literal (`1u8`, `1.0f32`, `"string"`, etc.) here, found `meta` metavariable |
| --> $DIR/attr-bad-meta-4.rs:3:15 |
| | |
| LL | #[cfg($attr_item)] |
| | ^^^^^^^^^^ |
| ... |
| LL | mac!(an(arbitrary token stream)); |
| | -------------------------------- in this macro invocation |
| | |
| = note: this error originates in the macro `mac` (in Nightly builds, run with -Z macro-backtrace for more info) |
| |
| error: aborting due to 2 previous errors |
| |
