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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/issues/issue-20763-1.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/issues/issue-20763-1.rs')
-rw-r--r-- | tests/ui/issues/issue-20763-1.rs | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/tests/ui/issues/issue-20763-1.rs b/tests/ui/issues/issue-20763-1.rs new file mode 100644 index 000000000..858d313fc --- /dev/null +++ b/tests/ui/issues/issue-20763-1.rs @@ -0,0 +1,29 @@ +// check-pass +#![allow(dead_code)] +// pretty-expanded FIXME #23616 + +trait T0 { + type O; + fn dummy(&self) { } +} + +struct S<A>(A); +impl<A> T0 for S<A> { type O = A; } + +trait T1: T0 { + // this looks okay but as we see below, `f` is unusable + fn m0<F: Fn(<Self as T0>::O) -> bool>(self, f: F) -> bool; +} + +// complains about the bounds on F here not being required by the trait +impl<A> T1 for S<A> { + fn m0<F: Fn(A) -> bool>(self, f: F) -> bool { f(self.0) } +} + +// // complains about mismatched types: <S<A> as T0>::O vs. A +// impl<A> T1 for S<A> +// { +// fn m0<F: Fn(<Self as T0>::O) -> bool>(self, f: F) -> bool { f(self.0) } +// } + +fn main() { } |