error: untyped pointers are not allowed in constant --> $DIR/raw_mutable_const.rs:5:1 | LL | const MUTABLE_BEHIND_RAW: *mut i32 = &UnsafeCell::new(42) as *const _ as *mut _; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ warning: skipping const checks | help: skipping check that does not even have a feature gate --> $DIR/raw_mutable_const.rs:5:38 | LL | const MUTABLE_BEHIND_RAW: *mut i32 = &UnsafeCell::new(42) as *const _ as *mut _; | ^^^^^^^^^^^^^^^^^^^^ error: aborting due to previous error; 1 warning emitted