error[E0308]: mismatched types --> $DIR/does-not-have-iter-interpolated-dup.rs:8:5 | 8 | quote!(#(#nonrep #nonrep)*); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `quote::__rt::HasIterator`, found struct `quote::__rt::ThereIsNoIteratorInRepetition` | = note: expected type `quote::__rt::HasIterator` found type `quote::__rt::ThereIsNoIteratorInRepetition` = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) For more information about this error, try `rustc --explain E0308`.