100 lines
5.5 KiB
Plaintext
100 lines
5.5 KiB
Plaintext
error: a dangling pointer will be produced because the temporary `String` will be dropped
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--> $DIR/temporaries.rs:21:14
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LL | string().as_ptr();
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| -------- ^^^^^^ this pointer will immediately be invalid
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| this `String` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
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= note: pointers do not have a lifetime; when calling `as_ptr` the `String` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
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= help: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
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note: the lint level is defined here
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--> $DIR/temporaries.rs:2:9
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LL | #![deny(dangling_pointers_from_temporaries)]
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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error: a dangling pointer will be produced because the temporary `String` will be dropped
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--> $DIR/temporaries.rs:25:25
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LL | "hello".to_string().as_ptr();
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| ------------------- ^^^^^^ this pointer will immediately be invalid
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| |
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| this `String` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
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= note: pointers do not have a lifetime; when calling `as_ptr` the `String` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
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= help: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
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error: a dangling pointer will be produced because the temporary `String` will be dropped
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--> $DIR/temporaries.rs:32:26
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LL | (string() + "hello").as_ptr();
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| -------------------- ^^^^^^ this pointer will immediately be invalid
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| |
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| this `String` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
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= note: pointers do not have a lifetime; when calling `as_ptr` the `String` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
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= help: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
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error: a dangling pointer will be produced because the temporary `String` will be dropped
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--> $DIR/temporaries.rs:68:61
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LL | (if true { String::new() } else { "hello".into() }).as_ptr();
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| --------------------------------------------------- ^^^^^^ this pointer will immediately be invalid
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| |
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| this `String` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
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= note: pointers do not have a lifetime; when calling `as_ptr` the `String` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
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= help: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
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error: a dangling pointer will be produced because the temporary `String` will be dropped
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--> $DIR/temporaries.rs:77:10
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LL | / (loop {
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LL | | break String::new();
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LL | | })
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| |__________- this `String` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
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LL | .as_ptr();
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| ^^^^^^ this pointer will immediately be invalid
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= note: pointers do not have a lifetime; when calling `as_ptr` the `String` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
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= help: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
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error: a dangling pointer will be produced because the temporary `String` will be dropped
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--> $DIR/temporaries.rs:86:10
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LL | / match string() {
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LL | | s => s,
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LL | | }
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| |_________- this `String` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
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LL | .as_ptr();
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| ^^^^^^ this pointer will immediately be invalid
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= note: pointers do not have a lifetime; when calling `as_ptr` the `String` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
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= help: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
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error: a dangling pointer will be produced because the temporary `String` will be dropped
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--> $DIR/temporaries.rs:94:18
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LL | { string() }.as_ptr();
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| ------------ ^^^^^^ this pointer will immediately be invalid
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| |
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| this `String` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
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= note: pointers do not have a lifetime; when calling `as_ptr` the `String` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
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= help: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
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error: a dangling pointer will be produced because the temporary `Vec<u8>` will be dropped
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--> $DIR/temporaries.rs:134:15
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LL | vec![0u8].as_ptr();
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| --------- ^^^^^^ this pointer will immediately be invalid
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| this `Vec<u8>` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
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= note: pointers do not have a lifetime; when calling `as_ptr` the `Vec<u8>` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
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= help: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
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error: aborting due to 8 previous errors
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