| error: unexpected end of macro invocation | |
| --> $DIR/issue-7970a.rs:6:5 | |
| | | |
| LL | macro_rules! one_arg_macro { | |
| | -------------------------- when calling this macro | |
| ... | |
| LL | one_arg_macro!(); | |
| | ^^^^^^^^^^^^^^^^^ missing tokens in macro arguments | |
| error: aborting due to previous error | |