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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:41 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:41 +0000 |
commit | 4f9fe856a25ab29345b90e7725509e9ee38a37be (patch) | |
tree | e4ffd8a9374cae7b21f7cbfb352927e0e074aff6 /tests/ui/associated-inherent-types/dispatch-on-self-type-0.rs | |
parent | Adding upstream version 1.68.2+dfsg1. (diff) | |
download | rustc-4f9fe856a25ab29345b90e7725509e9ee38a37be.tar.xz rustc-4f9fe856a25ab29345b90e7725509e9ee38a37be.zip |
Adding upstream version 1.69.0+dfsg1.upstream/1.69.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | tests/ui/associated-inherent-types/dispatch-on-self-type-0.rs | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/tests/ui/associated-inherent-types/dispatch-on-self-type-0.rs b/tests/ui/associated-inherent-types/dispatch-on-self-type-0.rs new file mode 100644 index 000000000..f846bfa41 --- /dev/null +++ b/tests/ui/associated-inherent-types/dispatch-on-self-type-0.rs @@ -0,0 +1,41 @@ +// check-pass + +#![feature(inherent_associated_types)] +#![allow(incomplete_features)] + +// Check that inherent associated types are dispatched on the concrete Self type. + +struct Select<T>(T); + +impl Select<u8> { + type Projection = (); +} + +impl Select<String> { + type Projection = bool; +} + +struct Choose<T>(T); +struct NonCopy; + +impl<T: Copy> Choose<T> { + type Result = Vec<T>; +} + +impl Choose<NonCopy> { + type Result = (); +} + +fn main() { + let _: Select<String>::Projection = false; + let _: Select<u8>::Projection = (); + + let _: Choose<NonCopy>::Result = (); + let _: Choose<bool>::Result = vec![true]; +} + +// Test if we use the correct `ParamEnv` when proving obligations. + +pub fn parameterized<T: Copy>(x: T) { + let _: Choose<T>::Result = vec![x]; +} |