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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/generic-associated-types/issue-76535.base.stderr | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/generic-associated-types/issue-76535.base.stderr')
-rw-r--r-- | src/test/ui/generic-associated-types/issue-76535.base.stderr | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/test/ui/generic-associated-types/issue-76535.base.stderr b/src/test/ui/generic-associated-types/issue-76535.base.stderr new file mode 100644 index 000000000..5decd58bb --- /dev/null +++ b/src/test/ui/generic-associated-types/issue-76535.base.stderr @@ -0,0 +1,52 @@ +error[E0107]: missing generics for associated type `SuperTrait::SubType` + --> $DIR/issue-76535.rs:40:33 + | +LL | let sub: Box<dyn SuperTrait<SubType = SubStruct>> = Box::new(SuperStruct::new(0)); + | ^^^^^^^ expected 1 lifetime argument + | +note: associated type defined here, with 1 lifetime parameter: `'a` + --> $DIR/issue-76535.rs:10:10 + | +LL | type SubType<'a>: SubTrait where Self: 'a; + | ^^^^^^^ -- +help: add missing lifetime argument + | +LL | let sub: Box<dyn SuperTrait<SubType<'a> = SubStruct>> = Box::new(SuperStruct::new(0)); + | ~~~~~~~~~~~ + +error[E0038]: the trait `SuperTrait` cannot be made into an object + --> $DIR/issue-76535.rs:40:14 + | +LL | let sub: Box<dyn SuperTrait<SubType = SubStruct>> = Box::new(SuperStruct::new(0)); + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `SuperTrait` cannot be made into an object + | +note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety> + --> $DIR/issue-76535.rs:10:10 + | +LL | pub trait SuperTrait { + | ---------- this trait cannot be made into an object... +LL | type SubType<'a>: SubTrait where Self: 'a; + | ^^^^^^^ ...because it contains the generic associated type `SubType` + = help: consider moving `SubType` to another trait + +error[E0038]: the trait `SuperTrait` cannot be made into an object + --> $DIR/issue-76535.rs:40:57 + | +LL | let sub: Box<dyn SuperTrait<SubType = SubStruct>> = Box::new(SuperStruct::new(0)); + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `SuperTrait` cannot be made into an object + | +note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety> + --> $DIR/issue-76535.rs:10:10 + | +LL | pub trait SuperTrait { + | ---------- this trait cannot be made into an object... +LL | type SubType<'a>: SubTrait where Self: 'a; + | ^^^^^^^ ...because it contains the generic associated type `SubType` + = help: consider moving `SubType` to another trait + = note: required because of the requirements on the impl of `CoerceUnsized<Box<dyn SuperTrait<SubType = SubStruct<'_>>>>` for `Box<SuperStruct>` + = note: required by cast to type `Box<dyn SuperTrait<SubType = SubStruct<'_>>>` + +error: aborting due to 3 previous errors + +Some errors have detailed explanations: E0038, E0107. +For more information about an error, try `rustc --explain E0038`. |