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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/closure-malformed-projection-input-issue-102800.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/closure-malformed-projection-input-issue-102800.rs')
-rw-r--r-- | tests/ui/nll/closure-malformed-projection-input-issue-102800.rs | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/tests/ui/nll/closure-malformed-projection-input-issue-102800.rs b/tests/ui/nll/closure-malformed-projection-input-issue-102800.rs new file mode 100644 index 000000000..260c16c17 --- /dev/null +++ b/tests/ui/nll/closure-malformed-projection-input-issue-102800.rs @@ -0,0 +1,21 @@ +// Regression test for #102800 +// +// Here we are generating higher-ranked region constraints when normalizing and relating closure +// input types. Previously this was an ICE in the error path because we didn't register enough +// diagnostic information to render the higher-ranked subtyping error. + +// check-fail + +trait Trait { + type Ty; +} + +impl Trait for &'static () { + type Ty = (); +} + +fn main() { + let _: for<'a> fn(<&'a () as Trait>::Ty) = |_| {}; + //~^ ERROR implementation of `Trait` is not general enough + //~| ERROR implementation of `Trait` is not general enough +} |