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error: no rules expected the token `a`
--> $DIR/macro-non-lifetime.rs:6:8
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LL | macro_rules! m { ($x:lifetime) => { } }
| -------------- when calling this macro
...
LL | m!(a);
| ^ no rules expected this token in macro call
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note: while trying to match meta-variable `$x:lifetime`
--> $DIR/macro-non-lifetime.rs:3:19
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LL | macro_rules! m { ($x:lifetime) => { } }
| ^^^^^^^^^^^
error: aborting due to 1 previous error
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