Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 27 insertions, 0 deletions

diff --git a/tests/ui/issues/issue-13058.rs b/tests/ui/issues/issue-13058.rs
new file mode 100644
index 000000000..a5806feb7
--- /dev/null
+++ b/tests/ui/issues/issue-13058.rs
@@ -0,0 +1,27 @@
+use std::ops::Range;
+
+trait Itble<'r, T, I: Iterator<Item=T>> { fn iter(&'r self) -> I; }
+
+impl<'r> Itble<'r, usize, Range<usize>> for (usize, usize) {
+    fn iter(&'r self) -> Range<usize> {
+        let &(min, max) = self;
+        min..max
+    }
+}
+
+fn check<'r, I: Iterator<Item=usize>, T: Itble<'r, usize, I>>(cont: &T) -> bool
+{
+    let cont_iter = cont.iter();
+//~^ ERROR explicit lifetime required in the type of `cont` [E0621]
+    let result = cont_iter.fold(Some(0), |state, val| {
+        state.map_or(None, |mask| {
+            let bit = 1 << val;
+            if mask & bit == 0 {Some(mask|bit)} else {None}
+        })
+    });
+    result.is_some()
+}
+
+fn main() {
+    check(&(3, 5));
+}