1 error[E0716]: temporary value dropped while borrowed
2 --> $DIR/issue-52049.rs:6:10
4 LL | foo(&unpromotable(5u32));
5 | -----^^^^^^^^^^^^^^^^^^-
7 | | creates a temporary value which is freed while still in use
8 | argument requires that borrow lasts for `'static`
10 | - temporary value is freed at the end of this statement
12 error: aborting due to previous error
14 For more information about this error, try `rustc --explain E0716`.