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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/specialization/issue-38091-2.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/specialization/issue-38091-2.rs')
-rw-r--r-- | tests/ui/specialization/issue-38091-2.rs | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/tests/ui/specialization/issue-38091-2.rs b/tests/ui/specialization/issue-38091-2.rs new file mode 100644 index 000000000..9ed0b240d --- /dev/null +++ b/tests/ui/specialization/issue-38091-2.rs @@ -0,0 +1,28 @@ +// build-fail +//~^ ERROR overflow evaluating the requirement `i32: Check` + +#![feature(specialization)] +//~^ WARN the feature `specialization` is incomplete + +trait Iterate<'a> { + type Ty: Valid; + fn iterate(self); +} +impl<'a, T> Iterate<'a> for T +where + T: Check, +{ + default type Ty = (); + default fn iterate(self) {} +} + +trait Check {} +impl<'a, T> Check for T where <T as Iterate<'a>>::Ty: Valid {} + +trait Valid {} + +impl Valid for () {} + +fn main() { + Iterate::iterate(0); +} |