...
LL | impl_add!(a b);
| --------------- in this macro invocation
+ |
+ = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
error[E0107]: wrong number of type arguments: expected 0, found 1
--> $DIR/issue-53251.rs:11:24
...
LL | impl_add!(a b);
| --------------- in this macro invocation
+ |
+ = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
error: aborting due to 2 previous errors