rust-clippy/tests/ui/transmute_ptr_to_ref.stderr
2020-01-20 11:16:50 +09:00

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error: transmute from a pointer type (`*const T`) to a reference type (`&T`)
--> $DIR/transmute_ptr_to_ref.rs:4:17
|
LL | let _: &T = std::mem::transmute(p);
| ^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*p`
|
= note: `-D clippy::transmute-ptr-to-ref` implied by `-D warnings`
error: transmute from a pointer type (`*mut T`) to a reference type (`&mut T`)
--> $DIR/transmute_ptr_to_ref.rs:7:21
|
LL | let _: &mut T = std::mem::transmute(m);
| ^^^^^^^^^^^^^^^^^^^^^^ help: try: `&mut *m`
error: transmute from a pointer type (`*mut T`) to a reference type (`&T`)
--> $DIR/transmute_ptr_to_ref.rs:10:17
|
LL | let _: &T = std::mem::transmute(m);
| ^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*m`
error: transmute from a pointer type (`*mut T`) to a reference type (`&mut T`)
--> $DIR/transmute_ptr_to_ref.rs:13:21
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LL | let _: &mut T = std::mem::transmute(p as *mut T);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&mut *(p as *mut T)`
error: transmute from a pointer type (`*const U`) to a reference type (`&T`)
--> $DIR/transmute_ptr_to_ref.rs:16:17
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LL | let _: &T = std::mem::transmute(o);
| ^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*(o as *const T)`
error: transmute from a pointer type (`*mut U`) to a reference type (`&mut T`)
--> $DIR/transmute_ptr_to_ref.rs:19:21
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LL | let _: &mut T = std::mem::transmute(om);
| ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&mut *(om as *mut T)`
error: transmute from a pointer type (`*mut U`) to a reference type (`&T`)
--> $DIR/transmute_ptr_to_ref.rs:22:17
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LL | let _: &T = std::mem::transmute(om);
| ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*(om as *const T)`
error: transmute from a pointer type (`*const i32`) to a reference type (`&issue1231::Foo<'_, u8>`)
--> $DIR/transmute_ptr_to_ref.rs:32:32
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LL | let _: &Foo<u8> = unsafe { std::mem::transmute::<_, &Foo<_>>(raw) };
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*(raw as *const Foo<_>)`
error: transmute from a pointer type (`*const i32`) to a reference type (`&issue1231::Foo<'_, &u8>`)
--> $DIR/transmute_ptr_to_ref.rs:34:33
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LL | let _: &Foo<&u8> = unsafe { std::mem::transmute::<_, &Foo<&_>>(raw) };
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*(raw as *const Foo<&_>)`
error: transmute from a pointer type (`*const i32`) to a reference type (`&u8`)
--> $DIR/transmute_ptr_to_ref.rs:38:14
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LL | unsafe { std::mem::transmute::<_, Bar>(raw) };
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*(raw as *const u8)`
error: aborting due to 10 previous errors