23c03e4994
`transmute.stderr` file line count exceeded due to the new test cases so moving the new test cases into a separate file.
247 lines
9.9 KiB
Plaintext
247 lines
9.9 KiB
Plaintext
error: transmute from a type (`&'a T`) to itself
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--> $DIR/transmute.rs:19:20
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LL | let _: &'a T = core::intrinsics::transmute(t);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: `-D clippy::useless-transmute` implied by `-D warnings`
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error: transmute from a reference to a pointer
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--> $DIR/transmute.rs:23:23
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LL | let _: *const T = core::intrinsics::transmute(t);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `t as *const T`
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error: transmute from a reference to a pointer
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--> $DIR/transmute.rs:25:21
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LL | let _: *mut T = core::intrinsics::transmute(t);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `t as *const T as *mut T`
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error: transmute from a reference to a pointer
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--> $DIR/transmute.rs:27:23
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LL | let _: *const U = core::intrinsics::transmute(t);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `t as *const T as *const U`
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error: transmute from a pointer type (`*const T`) to a reference type (`&T`)
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--> $DIR/transmute.rs:32:17
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LL | let _: &T = std::mem::transmute(p);
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| ^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*p`
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= note: `-D clippy::transmute-ptr-to-ref` implied by `-D warnings`
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error: transmute from a pointer type (`*mut T`) to a reference type (`&mut T`)
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--> $DIR/transmute.rs:35:21
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LL | let _: &mut T = std::mem::transmute(m);
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| ^^^^^^^^^^^^^^^^^^^^^^ help: try: `&mut *m`
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error: transmute from a pointer type (`*mut T`) to a reference type (`&T`)
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--> $DIR/transmute.rs:38:17
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LL | let _: &T = std::mem::transmute(m);
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| ^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*m`
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error: transmute from a pointer type (`*mut T`) to a reference type (`&mut T`)
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--> $DIR/transmute.rs:41:21
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LL | let _: &mut T = std::mem::transmute(p as *mut T);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&mut *(p as *mut T)`
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error: transmute from a pointer type (`*const U`) to a reference type (`&T`)
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--> $DIR/transmute.rs:44:17
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LL | let _: &T = std::mem::transmute(o);
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| ^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*(o as *const T)`
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error: transmute from a pointer type (`*mut U`) to a reference type (`&mut T`)
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--> $DIR/transmute.rs:47:21
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LL | let _: &mut T = std::mem::transmute(om);
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| ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&mut *(om as *mut T)`
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error: transmute from a pointer type (`*mut U`) to a reference type (`&T`)
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--> $DIR/transmute.rs:50:17
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LL | let _: &T = std::mem::transmute(om);
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| ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*(om as *const T)`
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error: transmute from a pointer type (`*const i32`) to a reference type (`&issue1231::Foo<'_, u8>`)
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--> $DIR/transmute.rs:61:32
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LL | let _: &Foo<u8> = unsafe { std::mem::transmute::<_, &Foo<_>>(raw) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*(raw as *const Foo<_>)`
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error: transmute from a pointer type (`*const i32`) to a reference type (`&issue1231::Foo<'_, &u8>`)
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--> $DIR/transmute.rs:63:33
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LL | let _: &Foo<&u8> = unsafe { std::mem::transmute::<_, &Foo<&_>>(raw) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*(raw as *const Foo<&_>)`
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error: transmute from a pointer type (`*const i32`) to a reference type (`&u8`)
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--> $DIR/transmute.rs:67:14
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LL | unsafe { std::mem::transmute::<_, Bar>(raw) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*(raw as *const u8)`
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error: transmute from a type (`std::vec::Vec<i32>`) to itself
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--> $DIR/transmute.rs:73:27
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LL | let _: Vec<i32> = core::intrinsics::transmute(my_vec());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: transmute from a type (`std::vec::Vec<i32>`) to itself
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--> $DIR/transmute.rs:75:27
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LL | let _: Vec<i32> = core::mem::transmute(my_vec());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: transmute from a type (`std::vec::Vec<i32>`) to itself
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--> $DIR/transmute.rs:77:27
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LL | let _: Vec<i32> = std::intrinsics::transmute(my_vec());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: transmute from a type (`std::vec::Vec<i32>`) to itself
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--> $DIR/transmute.rs:79:27
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LL | let _: Vec<i32> = std::mem::transmute(my_vec());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: transmute from a type (`std::vec::Vec<i32>`) to itself
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--> $DIR/transmute.rs:81:27
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LL | let _: Vec<i32> = my_transmute(my_vec());
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| ^^^^^^^^^^^^^^^^^^^^^^
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error: transmute from an integer to a pointer
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--> $DIR/transmute.rs:83:31
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LL | let _: *const usize = std::mem::transmute(5_isize);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `5_isize as *const usize`
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error: transmute from an integer to a pointer
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--> $DIR/transmute.rs:87:31
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LL | let _: *const usize = std::mem::transmute(1 + 1usize);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `(1 + 1usize) as *const usize`
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error: transmute from a type (`*const Usize`) to the type that it points to (`Usize`)
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--> $DIR/transmute.rs:102:24
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LL | let _: Usize = core::intrinsics::transmute(int_const_ptr);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: `-D clippy::crosspointer-transmute` implied by `-D warnings`
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error: transmute from a type (`*mut Usize`) to the type that it points to (`Usize`)
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--> $DIR/transmute.rs:104:24
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LL | let _: Usize = core::intrinsics::transmute(int_mut_ptr);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: transmute from a type (`Usize`) to a pointer to that type (`*const Usize`)
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--> $DIR/transmute.rs:106:31
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LL | let _: *const Usize = core::intrinsics::transmute(my_int());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: transmute from a type (`Usize`) to a pointer to that type (`*mut Usize`)
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--> $DIR/transmute.rs:108:29
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LL | let _: *mut Usize = core::intrinsics::transmute(my_int());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: transmute from a `u32` to a `char`
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--> $DIR/transmute.rs:114:28
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LL | let _: char = unsafe { std::mem::transmute(0_u32) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::char::from_u32(0_u32).unwrap()`
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= note: `-D clippy::transmute-int-to-char` implied by `-D warnings`
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error: transmute from a `i32` to a `char`
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--> $DIR/transmute.rs:115:28
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LL | let _: char = unsafe { std::mem::transmute(0_i32) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::char::from_u32(0_i32 as u32).unwrap()`
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error: transmute from a `u8` to a `bool`
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--> $DIR/transmute.rs:120:28
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LL | let _: bool = unsafe { std::mem::transmute(0_u8) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `0_u8 != 0`
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= note: `-D clippy::transmute-int-to-bool` implied by `-D warnings`
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error: transmute from a `u32` to a `f32`
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--> $DIR/transmute.rs:125:27
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LL | let _: f32 = unsafe { std::mem::transmute(0_u32) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `f32::from_bits(0_u32)`
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= note: `-D clippy::transmute-int-to-float` implied by `-D warnings`
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error: transmute from a `i32` to a `f32`
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--> $DIR/transmute.rs:126:27
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LL | let _: f32 = unsafe { std::mem::transmute(0_i32) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `f32::from_bits(0_i32 as u32)`
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error: transmute from a `&[u8]` to a `&str`
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--> $DIR/transmute.rs:130:28
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LL | let _: &str = unsafe { std::mem::transmute(b) };
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| ^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::str::from_utf8(b).unwrap()`
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= note: `-D clippy::transmute-bytes-to-str` implied by `-D warnings`
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error: transmute from a `&mut [u8]` to a `&mut str`
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--> $DIR/transmute.rs:131:32
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LL | let _: &mut str = unsafe { std::mem::transmute(mb) };
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| ^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::str::from_utf8_mut(mb).unwrap()`
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error: transmute from a pointer to a pointer
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--> $DIR/transmute.rs:163:29
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LL | let _: *const f32 = std::mem::transmute(ptr);
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| ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `ptr as *const f32`
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= note: `-D clippy::transmute-ptr-to-ptr` implied by `-D warnings`
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error: transmute from a pointer to a pointer
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--> $DIR/transmute.rs:164:27
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LL | let _: *mut f32 = std::mem::transmute(mut_ptr);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `mut_ptr as *mut f32`
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error: transmute from a reference to a reference
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--> $DIR/transmute.rs:166:23
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LL | let _: &f32 = std::mem::transmute(&1u32);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*(&1u32 as *const u32 as *const f32)`
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error: transmute from a reference to a reference
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--> $DIR/transmute.rs:167:23
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LL | let _: &f64 = std::mem::transmute(&1f32);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*(&1f32 as *const f32 as *const f64)`
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error: transmute from a reference to a reference
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--> $DIR/transmute.rs:170:27
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LL | let _: &mut f32 = std::mem::transmute(&mut 1u32);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&mut *(&mut 1u32 as *mut u32 as *mut f32)`
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error: transmute from a reference to a reference
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--> $DIR/transmute.rs:171:37
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LL | let _: &GenericParam<f32> = std::mem::transmute(&GenericParam { t: 1u32 });
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `&*(&GenericParam { t: 1u32 } as *const GenericParam<u32> as *const GenericParam<f32>)`
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error: aborting due to 38 previous errors
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