1 files changed, 11 insertions, 0 deletions
diff --git a/src/test/ui/nll/issue-42574-diagnostic-in-nested-closure.rs b/src/test/ui/nll/issue-42574-diagnostic-in-nested-closure.rs
new file mode 100644
index 000000000..0ec0179e8
--- /dev/null
+++ b/src/test/ui/nll/issue-42574-diagnostic-in-nested-closure.rs
@@ -0,0 +1,11 @@
+// This test illustrates a case where full NLL (enabled by the feature
+// switch below) produces superior diagnostics to the NLL-migrate
+// mode.
+
+fn doit(data: &'static mut ()) {
+    || doit(data);
+    //~^ ERROR lifetime may not live long enough
+    //~| ERROR `data` does not live long enough
+}
+
+fn main() { }