1 warning: type annotations needed
2 --> $DIR/inference-variable-behind-raw-pointer.rs:18:13
4 LL | if data.is_null() {}
7 = note: #[warn(tyvar_behind_raw_pointer)] on by default
8 = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
9 = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>