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Improve ManuallyDrop suggestion

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This commit is contained in:
Lucas Kent 2021-11-14 22:04:25 +11:00
parent f820d9d4e5
commit f980f813e1
6 changed files with 42 additions and 43 deletions
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14
src/test/ui/feature-gates/feature-gate-untagged_unions.stderr
View file

@ -13,11 +13,10 @@ error[E0740]: unions may not contain fields that need dropping
LL | a: String,
| ^^^^^^^^^
|
note: `std::mem::ManuallyDrop` can be used to wrap the type
--> $DIR/feature-gate-untagged_unions.rs:16:5
help: wrap the type with `std::mem::ManuallyDrop` and ensure it is manually dropped
|
LL | a: String,
| ^^^^^^^^^
LL | a: std::mem::ManuallyDrop<String>,
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
error[E0740]: unions may not contain fields that need dropping
--> $DIR/feature-gate-untagged_unions.rs:24:5
@ -25,11 +24,10 @@ error[E0740]: unions may not contain fields that need dropping
LL | a: T,
| ^^^^
|
note: `std::mem::ManuallyDrop` can be used to wrap the type
--> $DIR/feature-gate-untagged_unions.rs:24:5
help: wrap the type with `std::mem::ManuallyDrop` and ensure it is manually dropped
|
LL | a: T,
| ^^^^
LL | a: std::mem::ManuallyDrop<T>,
| ~~~~~~~~~~~~~~~~~~~~~~~~~
error: aborting due to 3 previous errors

7
src/test/ui/union/issue-41073.stderr
View file

@ -4,11 +4,10 @@ error[E0740]: unions may not contain fields that need dropping
LL | a: A,
| ^^^^
|
note: `std::mem::ManuallyDrop` can be used to wrap the type
--> $DIR/issue-41073.rs:4:5
help: wrap the type with `std::mem::ManuallyDrop` and ensure it is manually dropped
|
LL | a: A,
| ^^^^
LL | a: std::mem::ManuallyDrop<A>,
| ~~~~~~~~~~~~~~~~~~~~~~~~~
error: aborting due to previous error

7
src/test/ui/union/union-custom-drop.stderr
View file

@ -4,11 +4,10 @@ error[E0740]: unions may not contain fields that need dropping
LL | bar: Bar,
| ^^^^^^^^
|
note: `std::mem::ManuallyDrop` can be used to wrap the type
--> $DIR/union-custom-drop.rs:7:5
help: wrap the type with `std::mem::ManuallyDrop` and ensure it is manually dropped
|
LL | bar: Bar,
| ^^^^^^^^
LL | bar: std::mem::ManuallyDrop<Bar>,
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~
error: aborting due to previous error

21
src/test/ui/union/union-with-drop-fields.mirunsafeck.stderr
View file

@ -4,11 +4,10 @@ error[E0740]: unions may not contain fields that need dropping
LL | a: String,
| ^^^^^^^^^
|
note: `std::mem::ManuallyDrop` can be used to wrap the type
--> $DIR/union-with-drop-fields.rs:11:5
help: wrap the type with `std::mem::ManuallyDrop` and ensure it is manually dropped
|
LL | a: String,
| ^^^^^^^^^
LL | a: std::mem::ManuallyDrop<String>,
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
error[E0740]: unions may not contain fields that need dropping
--> $DIR/union-with-drop-fields.rs:19:5
@ -16,11 +15,10 @@ error[E0740]: unions may not contain fields that need dropping
LL | a: S,
| ^^^^
|
note: `std::mem::ManuallyDrop` can be used to wrap the type
--> $DIR/union-with-drop-fields.rs:19:5
help: wrap the type with `std::mem::ManuallyDrop` and ensure it is manually dropped
|
LL | a: S,
| ^^^^
LL | a: std::mem::ManuallyDrop<S>,
| ~~~~~~~~~~~~~~~~~~~~~~~~~
error[E0740]: unions may not contain fields that need dropping
--> $DIR/union-with-drop-fields.rs:24:5
@ -28,11 +26,10 @@ error[E0740]: unions may not contain fields that need dropping
LL | a: T,
| ^^^^
|
note: `std::mem::ManuallyDrop` can be used to wrap the type
--> $DIR/union-with-drop-fields.rs:24:5
help: wrap the type with `std::mem::ManuallyDrop` and ensure it is manually dropped
|
LL | a: T,
| ^^^^
LL | a: std::mem::ManuallyDrop<T>,
| ~~~~~~~~~~~~~~~~~~~~~~~~~
error: aborting due to 3 previous errors

21
src/test/ui/union/union-with-drop-fields.thirunsafeck.stderr
View file

@ -4,11 +4,10 @@ error[E0740]: unions may not contain fields that need dropping
LL | a: String,
| ^^^^^^^^^
|
note: `std::mem::ManuallyDrop` can be used to wrap the type
--> $DIR/union-with-drop-fields.rs:11:5
help: wrap the type with `std::mem::ManuallyDrop` and ensure it is manually dropped
|
LL | a: String,
| ^^^^^^^^^
LL | a: std::mem::ManuallyDrop<String>,
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
error[E0740]: unions may not contain fields that need dropping
--> $DIR/union-with-drop-fields.rs:19:5
@ -16,11 +15,10 @@ error[E0740]: unions may not contain fields that need dropping
LL | a: S,
| ^^^^
|
note: `std::mem::ManuallyDrop` can be used to wrap the type
--> $DIR/union-with-drop-fields.rs:19:5
help: wrap the type with `std::mem::ManuallyDrop` and ensure it is manually dropped
|
LL | a: S,
| ^^^^
LL | a: std::mem::ManuallyDrop<S>,
| ~~~~~~~~~~~~~~~~~~~~~~~~~
error[E0740]: unions may not contain fields that need dropping
--> $DIR/union-with-drop-fields.rs:24:5
@ -28,11 +26,10 @@ error[E0740]: unions may not contain fields that need dropping
LL | a: T,
| ^^^^
|
note: `std::mem::ManuallyDrop` can be used to wrap the type
--> $DIR/union-with-drop-fields.rs:24:5
help: wrap the type with `std::mem::ManuallyDrop` and ensure it is manually dropped
|
LL | a: T,
| ^^^^
LL | a: std::mem::ManuallyDrop<T>,
| ~~~~~~~~~~~~~~~~~~~~~~~~~
error: aborting due to 3 previous errors