error[E0317]: `if` may be missing an `else` clause --> $DIR/issue-50577.rs:3:16 | LL | Drop = assert_eq!(1, 1), | ^^^^^^^^^^^^^^^^ expected `isize`, found `()` | = note: `if` expressions without `else` evaluate to `()` = help: consider adding an `else` block that evaluates to the expected type = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info) error: aborting due to 1 previous error For more information about this error, try `rustc --explain E0317`.