static X: i32 = 1; const C: i32 = 2; const CR: &'static mut i32 = &mut C; //~ ERROR E0658 static STATIC_REF: &'static mut i32 = &mut X; //~ ERROR E0658 //~| ERROR cannot borrow //~| ERROR E0019 static CONST_REF: &'static mut i32 = &mut C; //~ ERROR E0658 fn main() {}