mirror of https://github.com/rust-lang/rust
69 lines
2.5 KiB
Plaintext
69 lines
2.5 KiB
Plaintext
error: dereferencing a null pointer
|
|
--> $DIR/lint-deref-nullptr.rs:15:18
|
|
|
|
|
LL | let ub = *(0 as *const i32);
|
|
| ^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
|
|
|
|
|
note: the lint level is defined here
|
|
--> $DIR/lint-deref-nullptr.rs:3:9
|
|
|
|
|
LL | #![deny(deref_nullptr)]
|
|
| ^^^^^^^^^^^^^
|
|
|
|
error: dereferencing a null pointer
|
|
--> $DIR/lint-deref-nullptr.rs:17:18
|
|
|
|
|
LL | let ub = *ptr::null::<i32>();
|
|
| ^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
|
|
|
|
error: dereferencing a null pointer
|
|
--> $DIR/lint-deref-nullptr.rs:19:18
|
|
|
|
|
LL | let ub = *ptr::null_mut::<i32>();
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
|
|
|
|
error: dereferencing a null pointer
|
|
--> $DIR/lint-deref-nullptr.rs:21:18
|
|
|
|
|
LL | let ub = *(ptr::null::<i16>() as *const i32);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
|
|
|
|
error: dereferencing a null pointer
|
|
--> $DIR/lint-deref-nullptr.rs:23:18
|
|
|
|
|
LL | let ub = *(ptr::null::<i16>() as *mut i32 as *mut usize as *const u8);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
|
|
|
|
error: dereferencing a null pointer
|
|
--> $DIR/lint-deref-nullptr.rs:25:19
|
|
|
|
|
LL | let ub = &*ptr::null::<i32>();
|
|
| ^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
|
|
|
|
error: dereferencing a null pointer
|
|
--> $DIR/lint-deref-nullptr.rs:27:19
|
|
|
|
|
LL | let ub = &*ptr::null_mut::<i32>();
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
|
|
|
|
error: dereferencing a null pointer
|
|
--> $DIR/lint-deref-nullptr.rs:29:23
|
|
|
|
|
LL | ptr::addr_of!(*ptr::null::<i32>());
|
|
| ^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
|
|
|
|
error: dereferencing a null pointer
|
|
--> $DIR/lint-deref-nullptr.rs:31:27
|
|
|
|
|
LL | ptr::addr_of_mut!(*ptr::null_mut::<i32>());
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
|
|
|
|
error: dereferencing a null pointer
|
|
--> $DIR/lint-deref-nullptr.rs:33:36
|
|
|
|
|
LL | let offset = ptr::addr_of!((*ptr::null::<Struct>()).field);
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
|
|
|
|
error: aborting due to 10 previous errors
|
|
|