error[E0796]: reference of mutable static is disallowed
  --> $DIR/reference-of-mut-static.rs:16:18
   |
LL |         let _y = &X;
   |                  ^^ reference of mutable static
   |
   = note: mutable statics can be written to by multiple threads: aliasing violations or data races will cause undefined behavior
help: shared references are dangerous since if there's any kind of mutation of that static while the reference lives, that's UB; use `addr_of!` instead to create a raw pointer
   |
LL |         let _y = addr_of!(X);
   |                  ~~~~~~~~~~~

error[E0796]: reference of mutable static is disallowed
  --> $DIR/reference-of-mut-static.rs:20:18
   |
LL |         let _y = &mut X;
   |                  ^^^^^^ reference of mutable static
   |
   = note: mutable statics can be written to by multiple threads: aliasing violations or data races will cause undefined behavior
help: mutable references are dangerous since if there's any other pointer or reference used for that static while the reference lives, that's UB; use `addr_of_mut!` instead to create a raw pointer
   |
LL |         let _y = addr_of_mut!(X);
   |                  ~~~~~~~~~~~~~~~

error[E0796]: reference of mutable static is disallowed
  --> $DIR/reference-of-mut-static.rs:28:22
   |
LL |         let ref _a = X;
   |                      ^ reference of mutable static
   |
   = note: mutable statics can be written to by multiple threads: aliasing violations or data races will cause undefined behavior
help: shared references are dangerous since if there's any kind of mutation of that static while the reference lives, that's UB; use `addr_of!` instead to create a raw pointer
   |
LL |         let ref _a = addr_of!(X);
   |                      ~~~~~~~~~~~

error[E0796]: reference of mutable static is disallowed
  --> $DIR/reference-of-mut-static.rs:32:25
   |
LL |         let (_b, _c) = (&X, &Y);
   |                         ^^ reference of mutable static
   |
   = note: mutable statics can be written to by multiple threads: aliasing violations or data races will cause undefined behavior
help: shared references are dangerous since if there's any kind of mutation of that static while the reference lives, that's UB; use `addr_of!` instead to create a raw pointer
   |
LL |         let (_b, _c) = (addr_of!(X), &Y);
   |                         ~~~~~~~~~~~

error[E0796]: reference of mutable static is disallowed
  --> $DIR/reference-of-mut-static.rs:32:29
   |
LL |         let (_b, _c) = (&X, &Y);
   |                             ^^ reference of mutable static
   |
   = note: mutable statics can be written to by multiple threads: aliasing violations or data races will cause undefined behavior
help: shared references are dangerous since if there's any kind of mutation of that static while the reference lives, that's UB; use `addr_of!` instead to create a raw pointer
   |
LL |         let (_b, _c) = (&X, addr_of!(Y));
   |                             ~~~~~~~~~~~

error[E0796]: reference of mutable static is disallowed
  --> $DIR/reference-of-mut-static.rs:38:13
   |
LL |         foo(&X);
   |             ^^ reference of mutable static
   |
   = note: mutable statics can be written to by multiple threads: aliasing violations or data races will cause undefined behavior
help: shared references are dangerous since if there's any kind of mutation of that static while the reference lives, that's UB; use `addr_of!` instead to create a raw pointer
   |
LL |         foo(addr_of!(X));
   |             ~~~~~~~~~~~

error: aborting due to 6 previous errors

For more information about this error, try `rustc --explain E0796`.