1 files changed, 17 insertions, 0 deletions
diff --git a/tests/ui/nll/issue-50716.rs b/tests/ui/nll/issue-50716.rs
new file mode 100644
index 000000000..c2fc345fa
--- /dev/null
+++ b/tests/ui/nll/issue-50716.rs
@@ -0,0 +1,17 @@
+//
+// Regression test for the issue #50716: NLL ignores lifetimes bounds
+// derived from `Sized` requirements
+
+trait A {
+    type X: ?Sized;
+}
+
+fn foo<'a, T: 'static>(s: Box<<&'a T as A>::X>)
+where
+    for<'b> &'b T: A,
+    <&'static T as A>::X: Sized
+{
+    let _x = *s; //~ ERROR
+}
+
+fn main() {}