error: use of extern static is unsafe and requires unsafe function or block (error E0133)
  --> $DIR/safe-extern-statics.rs:13:13
   |
LL |     let a = A;
   |             ^
   |
   = note: `#[deny(safe_extern_statics)]` on by default
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
   = note: for more information, see issue #36247 <https://github.com/rust-lang/rust/issues/36247>
   = note: extern statics are not controlled by the Rust type system: invalid data, aliasing violations or data races will cause undefined behavior

error: use of extern static is unsafe and requires unsafe function or block (error E0133)
  --> $DIR/safe-extern-statics.rs:15:14
   |
LL |     let ra = &A;
   |              ^^
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
   = note: for more information, see issue #36247 <https://github.com/rust-lang/rust/issues/36247>
   = note: extern statics are not controlled by the Rust type system: invalid data, aliasing violations or data races will cause undefined behavior

error: use of extern static is unsafe and requires unsafe function or block (error E0133)
  --> $DIR/safe-extern-statics.rs:17:14
   |
LL |     let xa = XA;
   |              ^^
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
   = note: for more information, see issue #36247 <https://github.com/rust-lang/rust/issues/36247>
   = note: extern statics are not controlled by the Rust type system: invalid data, aliasing violations or data races will cause undefined behavior

error: use of extern static is unsafe and requires unsafe function or block (error E0133)
  --> $DIR/safe-extern-statics.rs:19:15
   |
LL |     let xra = &XA;
   |               ^^^
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
   = note: for more information, see issue #36247 <https://github.com/rust-lang/rust/issues/36247>
   = note: extern statics are not controlled by the Rust type system: invalid data, aliasing violations or data races will cause undefined behavior

error: aborting due to 4 previous errors