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error: recursion limit reached while expanding `concat!`
--> $DIR/issue-84632-eager-expansion-recursion-limit.rs:8:28
|
LL | (A, $($A:ident),*) => (concat!("", a!($($A),*)))
| ^^^^^^^^^^^^^^^^^^^^^^^^
...
LL | a!(A, A, A, A, A, A, A, A, A, A, A);
| ----------------------------------- in this macro invocation
|
= help: consider increasing the recursion limit by adding a `#![recursion_limit = "30"]` attribute to your crate (`issue_84632_eager_expansion_recursion_limit`)
= note: this error originates in the macro `a` (in Nightly builds, run with -Z macro-backtrace for more info)
error: aborting due to 1 previous error
|