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-rw-r--r--tests/ui/impl-trait/precise-capturing/higher-ranked.rs18
1 files changed, 18 insertions, 0 deletions
diff --git a/tests/ui/impl-trait/precise-capturing/higher-ranked.rs b/tests/ui/impl-trait/precise-capturing/higher-ranked.rs
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+++ b/tests/ui/impl-trait/precise-capturing/higher-ranked.rs
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+//@ check-pass
+
+// Show how precise captures allow us to skip capturing a higher-ranked lifetime
+
+#![feature(lifetime_capture_rules_2024, precise_capturing)]
+//~^ WARN the feature `precise_capturing` is incomplete
+
+trait Trait<'a> {
+    type Item;
+}
+
+impl Trait<'_> for () {
+    type Item = Vec<()>;
+}
+
+fn hello() -> impl for<'a> Trait<'a, Item = impl use<> IntoIterator> {}
+
+fn main() {}