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error: `count` followed by a comma must have an associated index indicating its depth
--> $DIR/count-empty-index-arg.rs:7:37
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LL | ( $( $($t:ident),* );* ) => { ${count($t,)} }
| ^^^^^
error: expected expression, found `$`
--> $DIR/count-empty-index-arg.rs:7:35
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LL | ( $( $($t:ident),* );* ) => { ${count($t,)} }
| ^ expected expression
...
LL | foo!(a, a; b, b);
| ---------------- in this macro invocation
|
= note: this error originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info)
error: aborting due to 2 previous errors
|
