clippy 0.0.208

A bunch of helpful lints to avoid common pitfalls in Rust
error: reference to zeroed memory
  --> $DIR/invalid_ref.rs:27:24
   |
27 |     let ref_zero: &T = std::mem::zeroed();     // warning
   |                        ^^^^^^^^^^^^^^^^^^
   |
   = note: #[deny(invalid_ref)] on by default
   = help: Creation of a null reference is undefined behavior; see https://doc.rust-lang.org/reference/behavior-considered-undefined.html

error: reference to zeroed memory
  --> $DIR/invalid_ref.rs:31:24
   |
31 |     let ref_zero: &T = core::mem::zeroed();   // warning
   |                        ^^^^^^^^^^^^^^^^^^^
   |
   = help: Creation of a null reference is undefined behavior; see https://doc.rust-lang.org/reference/behavior-considered-undefined.html

error: reference to zeroed memory
  --> $DIR/invalid_ref.rs:35:24
   |
35 |     let ref_zero: &T = std::intrinsics::init();   // warning
   |                        ^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: Creation of a null reference is undefined behavior; see https://doc.rust-lang.org/reference/behavior-considered-undefined.html

error: reference to uninitialized memory
  --> $DIR/invalid_ref.rs:39:26
   |
39 |     let ref_uninit: &T = std::mem::uninitialized();   // warning
   |                          ^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: Creation of a null reference is undefined behavior; see https://doc.rust-lang.org/reference/behavior-considered-undefined.html

error: reference to uninitialized memory
  --> $DIR/invalid_ref.rs:43:26
   |
43 |     let ref_uninit: &T = core::mem::uninitialized();   // warning
   |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: Creation of a null reference is undefined behavior; see https://doc.rust-lang.org/reference/behavior-considered-undefined.html

error: reference to uninitialized memory
  --> $DIR/invalid_ref.rs:47:26
   |
47 |     let ref_uninit: &T = std::intrinsics::uninit();   // warning
   |                          ^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: Creation of a null reference is undefined behavior; see https://doc.rust-lang.org/reference/behavior-considered-undefined.html

error: aborting due to 6 previous errors