// Ensure that we point the user to the erroneous borrow but not to any subsequent borrows of that // initial one. const _: i32 = { let mut a = 5; let p = &mut a; //~ ERROR mutable references are not allowed in constants let reborrow = {p}; let pp = &reborrow; let ppp = &pp; ***ppp }; const _: std::cell::Cell = { let mut a = std::cell::Cell::new(5); let p = &a; //~ ERROR borrowed element may contain interior mutability let reborrow = {p}; let pp = &reborrow; let ppp = &pp; a }; fn main() {}