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error[E0716]: temporary value dropped while borrowed
--> $DIR/tail-expr-drop-order-negative.rs:8:15
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LL | x.replace(std::cell::RefCell::new(123).borrow()).is_some()
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ - temporary value is freed at the end of this statement
| |
| creates a temporary value which is freed while still in use
LL |
LL | }
| - borrow might be used here, when `x` is dropped and runs the destructor for type `Option<Ref<'_, i32>>`
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= note: consider using a `let` binding to create a longer lived value
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0716`.
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