47 lines
1.7 KiB
Text
47 lines
1.7 KiB
Text
error[E0282]: type annotations needed
|
|
--> $DIR/call_method_unknown_pointee.rs:9:23
|
|
|
|
|
LL | let _a: i32 = (ptr as *const _).read();
|
|
| ^^^^^^^^^^^^^^^^^ ---- cannot call a method on a raw pointer with an unknown pointee type
|
|
| |
|
|
| cannot infer type
|
|
|
|
error[E0282]: type annotations needed for `*const _`
|
|
--> $DIR/call_method_unknown_pointee.rs:17:13
|
|
|
|
|
LL | let b = ptr as *const _;
|
|
| ^
|
|
LL |
|
|
LL | let _b: u8 = b.read();
|
|
| ---- cannot call a method on a raw pointer with an unknown pointee type
|
|
|
|
|
help: consider giving `b` an explicit type, where the placeholders `_` are specified
|
|
|
|
|
LL | let b: *const _ = ptr as *const _;
|
|
| ++++++++++
|
|
|
|
error[E0282]: type annotations needed
|
|
--> $DIR/call_method_unknown_pointee.rs:27:23
|
|
|
|
|
LL | let _c: i32 = (ptr as *mut _).read();
|
|
| ^^^^^^^^^^^^^^^ ---- cannot call a method on a raw pointer with an unknown pointee type
|
|
| |
|
|
| cannot infer type
|
|
|
|
error[E0282]: type annotations needed for `*mut _`
|
|
--> $DIR/call_method_unknown_pointee.rs:35:13
|
|
|
|
|
LL | let d = ptr as *mut _;
|
|
| ^
|
|
LL |
|
|
LL | let _d: u8 = d.read();
|
|
| ---- cannot call a method on a raw pointer with an unknown pointee type
|
|
|
|
|
help: consider giving `d` an explicit type, where the placeholders `_` are specified
|
|
|
|
|
LL | let d: *mut _ = ptr as *mut _;
|
|
| ++++++++
|
|
|
|
error: aborting due to 4 previous errors
|
|
|
|
For more information about this error, try `rustc --explain E0282`.
|