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-rw-r--r--tests/ui/issues/issue-22872.rs24
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/ui/issues/issue-22872.rs b/tests/ui/issues/issue-22872.rs
new file mode 100644
index 000000000..5db2891e6
--- /dev/null
+++ b/tests/ui/issues/issue-22872.rs
@@ -0,0 +1,24 @@
+trait Wrap<'b> {
+ fn foo(&'b mut self);
+}
+
+struct Wrapper<P>(P);
+
+impl<'b, P> Wrap<'b> for Wrapper<P>
+where P: Process<'b>,
+ <P as Process<'b>>::Item: Iterator {
+ fn foo(&mut self) {}
+}
+
+
+pub trait Process<'a> {
+ type Item;
+ fn bar(&'a self);
+}
+
+fn push_process<P>(process: P) where P: Process<'static> {
+ let _: Box<dyn for<'b> Wrap<'b>> = Box::new(Wrapper(process));
+//~^ ERROR is not an iterator
+}
+
+fn main() {}