| error: expected a literal (`1u8`, `1.0f32`, `"string"`, etc.) here, found `expr` metavariable | |
| --> $DIR/nonterminal-expansion.rs:7:22 | |
| | | |
| LL | #[repr(align($n))] | |
| | ^^ | |
| ... | |
| LL | pass_nonterminal!(n!()); | |
| | ----------------------- in this macro invocation | |
| | | |
| = note: this error originates in the macro `pass_nonterminal` (in Nightly builds, run with -Z macro-backtrace for more info) | |
| error: aborting due to 1 previous error | |