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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:18:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:18:58 +0000 |
commit | a4b7ed7a42c716ab9f05e351f003d589124fd55d (patch) | |
tree | b620cd3f223850b28716e474e80c58059dca5dd4 /tests/rustdoc-ui/normalize-cycle.rs | |
parent | Adding upstream version 1.67.1+dfsg1. (diff) | |
download | rustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.tar.xz rustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.zip |
Adding upstream version 1.68.2+dfsg1.upstream/1.68.2+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/rustdoc-ui/normalize-cycle.rs')
-rw-r--r-- | tests/rustdoc-ui/normalize-cycle.rs | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/tests/rustdoc-ui/normalize-cycle.rs b/tests/rustdoc-ui/normalize-cycle.rs new file mode 100644 index 000000000..1ed9ac6bc --- /dev/null +++ b/tests/rustdoc-ui/normalize-cycle.rs @@ -0,0 +1,26 @@ +// check-pass +// compile-flags: -Znormalize-docs +// Regression test for <https://github.com/rust-lang/rust/issues/79459>. +pub trait Query {} + +pub trait AsQuery { + type Query; +} + +impl<T: Query> AsQuery for T { + type Query = T; +} + +pub trait SelectDsl<Selection> { + type Output; +} + +impl<T, Selection> SelectDsl<Selection> for T +where + T: AsQuery, + T::Query: SelectDsl<Selection>, +{ + type Output = <T::Query as SelectDsl<Selection>>::Output; +} + +pub type Select<Source, Selection> = <Source as SelectDsl<Selection>>::Output; |