mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-24 05:33:27 +00:00
182 lines
6.7 KiB
Text
182 lines
6.7 KiB
Text
error: transmute from a type (`&'a T`) to itself
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--> $DIR/transmute.rs:22:20
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22 | let _: &'a T = core::intrinsics::transmute(t);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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note: lint level defined here
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--> $DIR/transmute.rs:20:8
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20 | #[deny(useless_transmute)]
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| ^^^^^^^^^^^^^^^^^
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error: transmute from a reference to a pointer
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--> $DIR/transmute.rs:26:23
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26 | 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:28:21
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28 | 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:30:23
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30 | 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:35:17
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35 | let _: &T = std::mem::transmute(p);
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| ^^^^^^^^^^^^^^^^^^^^^^ help: try `&*p`
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note: lint level defined here
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--> $DIR/transmute.rs:33:8
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33 | #[deny(transmute_ptr_to_ref)]
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| ^^^^^^^^^^^^^^^^^^^^
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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:38:21
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38 | 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:41:17
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41 | 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:44:21
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44 | 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:47:17
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47 | 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:50:21
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50 | 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:53:17
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53 | 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:64:32
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64 | let _: &Foo<u8> = unsafe { std::mem::transmute::<_, &Foo<_>>(raw) };
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try `&*(raw as *const Foo<_>)`
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note: lint level defined here
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--> $DIR/transmute.rs:57:8
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57 | #[deny(transmute_ptr_to_ref)]
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| ^^^^^^^^^^^^^^^^^^^^
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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:66:33
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66 | 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:70:14
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70 | 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:76:27
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76 | let _: Vec<i32> = core::intrinsics::transmute(my_vec());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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note: lint level defined here
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--> $DIR/transmute.rs:73:8
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73 | #[deny(useless_transmute)]
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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:78:27
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78 | 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:80:27
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80 | 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:82:27
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82 | 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:84:27
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84 | 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:92:31
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92 | 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:96:31
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96 | 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:111:24
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111 | let _: Usize = core::intrinsics::transmute(int_const_ptr);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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note: lint level defined here
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--> $DIR/transmute.rs:104:8
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104 | #[deny(crosspointer_transmute)]
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| ^^^^^^^^^^^^^^^^^^^^^^
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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:113:24
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113 | 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:115:31
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115 | 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:117:29
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117 | let _: *mut Usize = core::intrinsics::transmute(my_int());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: aborting due to 25 previous errors
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