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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/nll/issue-52057.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/nll/issue-52057.rs')
-rw-r--r-- | tests/ui/nll/issue-52057.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/tests/ui/nll/issue-52057.rs b/tests/ui/nll/issue-52057.rs new file mode 100644 index 000000000..98f49fe8f --- /dev/null +++ b/tests/ui/nll/issue-52057.rs @@ -0,0 +1,22 @@ +// Regression test for #52057. There is an implied bound +// that `I: 'a` where `'a` is the lifetime of `self` in `parse_first`; +// but to observe that, one must normalize first. +// +// run-pass + +pub trait Parser { + type Input; + + fn parse_first(input: &mut Self::Input); +} + +impl<'a, I, P: ?Sized> Parser for &'a mut P +where + P: Parser<Input = I>, +{ + type Input = I; + + fn parse_first(_: &mut Self::Input) {} +} + +fn main() {} |