--- /dev/null
+// Regression test for #82126. Checks that mismatched lifetimes and types are
+// properly handled.
+
+// edition:2018
+
+use std::sync::Mutex;
+
+struct MarketMultiplier {}
+
+impl MarketMultiplier {
+ fn buy(&mut self) -> &mut usize {
+ todo!()
+ }
+}
+
+async fn buy_lock(generator: &Mutex<MarketMultiplier>) -> LockedMarket<'_> {
+ //~^ ERROR this struct takes 0 lifetime arguments but 1 lifetime argument was supplied
+ //~^^ ERROR this struct takes 1 type argument but 0 type arguments were supplied
+ LockedMarket(generator.lock().unwrap().buy())
+ //~^ ERROR cannot return value referencing temporary value
+}
+
+struct LockedMarket<T>(T);
+
+fn main() {}