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https://github.com/rust-lang/rust
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93 lines
3 KiB
Plaintext
93 lines
3 KiB
Plaintext
error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
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--> $DIR/transmute-from-fn-item-types-error.rs:4:13
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LL | let i = mem::transmute(bar);
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| ^^^^^^^^^^^^^^
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= note: source type: `unsafe fn() {bar}` (0 bits)
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= note: target type: `i8` (8 bits)
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error[E0591]: can't transmute zero-sized type
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--> $DIR/transmute-from-fn-item-types-error.rs:8:13
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LL | let p = mem::transmute(foo);
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| ^^^^^^^^^^^^^^
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= note: source type: unsafe fn() -> (i8, *const (), Option<fn()>) {foo}
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= note: target type: *const ()
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= help: cast with `as` to a pointer instead
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error[E0591]: can't transmute zero-sized type
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--> $DIR/transmute-from-fn-item-types-error.rs:12:14
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LL | let of = mem::transmute(main);
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| ^^^^^^^^^^^^^^
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= note: source type: fn() {main}
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= note: target type: Option<fn()>
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= help: cast with `as` to a pointer instead
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error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
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--> $DIR/transmute-from-fn-item-types-error.rs:21:5
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LL | mem::transmute::<_, u8>(main);
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| ^^^^^^^^^^^^^^^^^^^^^^^
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= note: source type: `fn() {main}` (0 bits)
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= note: target type: `u8` (8 bits)
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error[E0591]: can't transmute zero-sized type
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--> $DIR/transmute-from-fn-item-types-error.rs:25:5
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LL | mem::transmute::<_, *mut ()>(foo);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: source type: unsafe fn() -> (i8, *const (), Option<fn()>) {foo}
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= note: target type: *mut ()
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= help: cast with `as` to a pointer instead
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error[E0591]: can't transmute zero-sized type
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--> $DIR/transmute-from-fn-item-types-error.rs:29:5
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LL | mem::transmute::<_, fn()>(bar);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: source type: unsafe fn() {bar}
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= note: target type: fn()
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= help: cast with `as` to a pointer instead
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error[E0591]: can't transmute zero-sized type
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--> $DIR/transmute-from-fn-item-types-error.rs:38:5
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LL | mem::transmute::<_, *mut ()>(Some(foo));
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: source type: unsafe fn() -> (i8, *const (), Option<fn()>) {foo}
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= note: target type: *mut ()
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= help: cast with `as` to a pointer instead
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error[E0591]: can't transmute zero-sized type
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--> $DIR/transmute-from-fn-item-types-error.rs:42:5
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LL | mem::transmute::<_, fn()>(Some(bar));
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| ^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: source type: unsafe fn() {bar}
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= note: target type: fn()
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= help: cast with `as` to a pointer instead
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error[E0591]: can't transmute zero-sized type
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--> $DIR/transmute-from-fn-item-types-error.rs:46:5
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LL | mem::transmute::<_, Option<fn()>>(Some(baz));
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: source type: unsafe fn() {baz}
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= note: target type: Option<fn()>
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= help: cast with `as` to a pointer instead
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error: aborting due to 9 previous errors
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Some errors have detailed explanations: E0512, E0591.
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For more information about an error, try `rustc --explain E0512`.
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