1 error[E0515]: cannot return reference to temporary value
2 --> $DIR/issue-17718-constants-not-static.rs:5:30
4 LL | fn foo() -> &'static usize { &id(FOO) }
7 | |temporary value created here
8 | returns a reference to data owned by the current function
10 error: aborting due to previous error
12 For more information about this error, try `rustc --explain E0515`.