mirror of https://github.com/rust-lang/rust
109 lines
3.3 KiB
Plaintext
109 lines
3.3 KiB
Plaintext
warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
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--> $DIR/dropping_copy_types.rs:34:5
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LL | drop(s1);
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| ^^^^^--^
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| |
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| argument has type `SomeStruct`
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= note: use `let _ = ...` to ignore the expression or result
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note: the lint level is defined here
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--> $DIR/dropping_copy_types.rs:3:9
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LL | #![warn(dropping_copy_types)]
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| ^^^^^^^^^^^^^^^^^^^
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warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
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--> $DIR/dropping_copy_types.rs:35:5
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LL | drop(s2);
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| ^^^^^--^
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| argument has type `SomeStruct`
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= note: use `let _ = ...` to ignore the expression or result
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warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
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--> $DIR/dropping_copy_types.rs:36:5
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LL | drop(s3);
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| ^^^^^--^
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| argument has type `&SomeStruct`
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= note: use `let _ = ...` to ignore the expression or result
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= note: `#[warn(dropping_references)]` on by default
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warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
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--> $DIR/dropping_copy_types.rs:37:5
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LL | drop(s4);
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| ^^^^^--^
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| |
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| argument has type `SomeStruct`
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= note: use `let _ = ...` to ignore the expression or result
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warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
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--> $DIR/dropping_copy_types.rs:38:5
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LL | drop(s5);
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| ^^^^^--^
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| |
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| argument has type `&SomeStruct`
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= note: use `let _ = ...` to ignore the expression or result
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warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
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--> $DIR/dropping_copy_types.rs:50:5
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LL | drop(a2);
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| ^^^^^--^
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| argument has type `&AnotherStruct`
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= note: use `let _ = ...` to ignore the expression or result
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warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
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--> $DIR/dropping_copy_types.rs:52:5
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LL | drop(a4);
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| ^^^^^--^
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| argument has type `&AnotherStruct`
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= note: use `let _ = ...` to ignore the expression or result
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warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
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--> $DIR/dropping_copy_types.rs:71:13
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LL | drop(println_and(13));
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| ^^^^^---------------^
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| argument has type `i32`
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= note: use `let _ = ...` to ignore the expression or result
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warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
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--> $DIR/dropping_copy_types.rs:74:14
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LL | 3 if drop(println_and(14)) == () => (),
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| ^^^^^---------------^
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| |
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| argument has type `i32`
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= note: use `let _ = ...` to ignore the expression or result
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warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
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--> $DIR/dropping_copy_types.rs:76:14
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LL | 4 => drop(2),
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| ^^^^^-^
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| |
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| argument has type `i32`
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= note: use `let _ = ...` to ignore the expression or result
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warning: 10 warnings emitted
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