168 lines
4.7 KiB
Plaintext
168 lines
4.7 KiB
Plaintext
warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
|
|
--> $DIR/dropping_references.rs:8:5
|
|
|
|
|
LL | drop(&SomeStruct);
|
|
| ^^^^^-----------^
|
|
| |
|
|
| argument has type `&SomeStruct`
|
|
|
|
|
note: the lint level is defined here
|
|
--> $DIR/dropping_references.rs:3:9
|
|
|
|
|
LL | #![warn(dropping_references)]
|
|
| ^^^^^^^^^^^^^^^^^^^
|
|
help: use `let _ = ...` to ignore the expression or result
|
|
|
|
|
LL - drop(&SomeStruct);
|
|
LL + let _ = &SomeStruct;
|
|
|
|
|
|
|
warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
|
|
--> $DIR/dropping_references.rs:11:5
|
|
|
|
|
LL | drop(&owned1);
|
|
| ^^^^^-------^
|
|
| |
|
|
| argument has type `&SomeStruct`
|
|
|
|
|
help: use `let _ = ...` to ignore the expression or result
|
|
|
|
|
LL - drop(&owned1);
|
|
LL + let _ = &owned1;
|
|
|
|
|
|
|
warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
|
|
--> $DIR/dropping_references.rs:12:5
|
|
|
|
|
LL | drop(&&owned1);
|
|
| ^^^^^--------^
|
|
| |
|
|
| argument has type `&&SomeStruct`
|
|
|
|
|
help: use `let _ = ...` to ignore the expression or result
|
|
|
|
|
LL - drop(&&owned1);
|
|
LL + let _ = &&owned1;
|
|
|
|
|
|
|
warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
|
|
--> $DIR/dropping_references.rs:13:5
|
|
|
|
|
LL | drop(&mut owned1);
|
|
| ^^^^^-----------^
|
|
| |
|
|
| argument has type `&mut SomeStruct`
|
|
|
|
|
help: use `let _ = ...` to ignore the expression or result
|
|
|
|
|
LL - drop(&mut owned1);
|
|
LL + let _ = &mut owned1;
|
|
|
|
|
|
|
warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
|
|
--> $DIR/dropping_references.rs:17:5
|
|
|
|
|
LL | drop(reference1);
|
|
| ^^^^^----------^
|
|
| |
|
|
| argument has type `&SomeStruct`
|
|
|
|
|
help: use `let _ = ...` to ignore the expression or result
|
|
|
|
|
LL - drop(reference1);
|
|
LL + let _ = reference1;
|
|
|
|
|
|
|
warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
|
|
--> $DIR/dropping_references.rs:20:5
|
|
|
|
|
LL | drop(reference2);
|
|
| ^^^^^----------^
|
|
| |
|
|
| argument has type `&mut SomeStruct`
|
|
|
|
|
help: use `let _ = ...` to ignore the expression or result
|
|
|
|
|
LL - drop(reference2);
|
|
LL + let _ = reference2;
|
|
|
|
|
|
|
warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
|
|
--> $DIR/dropping_references.rs:23:5
|
|
|
|
|
LL | drop(reference3);
|
|
| ^^^^^----------^
|
|
| |
|
|
| argument has type `&SomeStruct`
|
|
|
|
|
help: use `let _ = ...` to ignore the expression or result
|
|
|
|
|
LL - drop(reference3);
|
|
LL + let _ = reference3;
|
|
|
|
|
|
|
warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
|
|
--> $DIR/dropping_references.rs:28:5
|
|
|
|
|
LL | drop(&val);
|
|
| ^^^^^----^
|
|
| |
|
|
| argument has type `&T`
|
|
|
|
|
help: use `let _ = ...` to ignore the expression or result
|
|
|
|
|
LL - drop(&val);
|
|
LL + let _ = &val;
|
|
|
|
|
|
|
warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
|
|
--> $DIR/dropping_references.rs:36:5
|
|
|
|
|
LL | std::mem::drop(&SomeStruct);
|
|
| ^^^^^^^^^^^^^^^-----------^
|
|
| |
|
|
| argument has type `&SomeStruct`
|
|
|
|
|
help: use `let _ = ...` to ignore the expression or result
|
|
|
|
|
LL - std::mem::drop(&SomeStruct);
|
|
LL + let _ = &SomeStruct;
|
|
|
|
|
|
|
warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
|
|
--> $DIR/dropping_references.rs:91:13
|
|
|
|
|
LL | drop(println_and(&13));
|
|
| ^^^^^----------------^
|
|
| |
|
|
| argument has type `&i32`
|
|
|
|
|
help: use `let _ = ...` to ignore the expression or result
|
|
|
|
|
LL - drop(println_and(&13));
|
|
LL + let _ = println_and(&13);
|
|
|
|
|
|
|
warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
|
|
--> $DIR/dropping_references.rs:94:14
|
|
|
|
|
LL | 3 if drop(println_and(&14)) == () => (),
|
|
| ^^^^^----------------^
|
|
| |
|
|
| argument has type `&i32`
|
|
|
|
|
= note: use `let _ = ...` to ignore the expression or result
|
|
|
|
warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
|
|
--> $DIR/dropping_references.rs:96:14
|
|
|
|
|
LL | 4 => drop(&2),
|
|
| ^^^^^--^
|
|
| |
|
|
| argument has type `&i32`
|
|
|
|
|
= note: use `let _ = ...` to ignore the expression or result
|
|
|
|
warning: 12 warnings emitted
|
|
|