1 files changed, 45 insertions, 0 deletions
diff --git a/tests/ui/suggestions/lifetimes/issue-105544.rs b/tests/ui/suggestions/lifetimes/issue-105544.rs
new file mode 100644
index 000000000..bd3bc1ef9
--- /dev/null
+++ b/tests/ui/suggestions/lifetimes/issue-105544.rs
@@ -0,0 +1,45 @@
+// run-rustfix
+
+#![allow(warnings)]
+
+fn foo(d: impl Sized, p: &mut ()) -> impl Sized + '_ { //~ NOTE the parameter type `impl Sized` must be valid for the anonymous lifetime defined here...
+//~^ HELP consider adding an explicit lifetime bound
+    (d, p)
+    //~^ ERROR the parameter type `impl Sized` may not live long enough
+    //~| NOTE ...so that the type `impl Sized` will meet its required lifetime bounds
+}
+
+fn foo1<'b>(d: impl Sized, p: &'b mut ()) -> impl Sized + '_ {
+//~^ HELP consider adding an explicit lifetime bound...
+    (d, p) //~ NOTE ...so that the type `impl Sized` will meet its required lifetime bounds
+    //~^ ERROR the parameter type `impl Sized` may not live long enough
+}
+
+fn foo2<'a>(d: impl Sized + 'a, p: &mut ()) -> impl Sized + '_ { //~ NOTE the parameter type `impl Sized + 'a` must be valid for the anonymous lifetime defined here...
+//~^ HELP consider adding an explicit lifetime bound
+    (d, p)
+    //~^ ERROR the parameter type `impl Sized + 'a` may not live long enough
+    //~| NOTE ...so that the type `impl Sized + 'a` will meet its required lifetime bounds
+}
+
+fn bar<T : Sized>(d: T, p: & mut ()) -> impl Sized + '_ { //~ NOTE the parameter type `T` must be valid for the anonymous lifetime defined here...
+//~^ HELP consider adding an explicit lifetime bound
+    (d, p)
+    //~^ ERROR the parameter type `T` may not live long enough
+    //~| NOTE ...so that the type `T` will meet its required lifetime bounds
+}
+
+fn bar1<'b, T : Sized>(d: T, p: &'b mut ()) -> impl Sized + '_ {
+//~^ HELP consider adding an explicit lifetime bound...
+    (d, p) //~ NOTE ...so that the type `T` will meet its required lifetime bounds
+    //~^ ERROR the parameter type `T` may not live long enough
+}
+
+fn bar2<'a, T : Sized + 'a>(d: T, p: &mut ()) -> impl Sized + '_ { //~ NOTE the parameter type `T` must be valid for the anonymous lifetime defined here...
+//~^ HELP consider adding an explicit lifetime bound
+    (d, p)
+    //~^ ERROR the parameter type `T` may not live long enough
+    //~| NOTE ...so that the type `T` will meet its required lifetime bounds
+}
+
+fn main() {}