1 error[E0308]: mismatched types
2 --> $DIR/issue-10176.rs:2:5
5 | ----- expected `isize` because of return type
6 LL | (return 1, return 2)
7 | ^^^^^^^^^^^^^^^^^^^^ expected `isize`, found tuple
9 = note: expected type `isize`
12 error: aborting due to previous error
14 For more information about this error, try `rustc --explain E0308`.