warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
  --> $DIR/ambiguous_wide_pointer_comparisons_suggestions.rs:8:13
   |
LL |     let _ = a == b;
   |             ^^^^^^
   |
   = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
   |
LL |     let _ = std::ptr::addr_eq(a, b);
   |             ++++++++++++++++++ ~  +
help: use explicit `std::ptr::eq` method to compare metadata and addresses
   |
LL |     let _ = std::ptr::eq(a, b);
   |             +++++++++++++ ~  +

warning: 1 warning emitted