1 files changed, 19 insertions, 0 deletions

diff --git a/tests/ui/issues/issue-35570.stderr b/tests/ui/issues/issue-35570.stderr
new file mode 100644
index 000000000..3dc33729d
--- /dev/null
+++ b/tests/ui/issues/issue-35570.stderr
@@ -0,0 +1,19 @@
+error[E0277]: the trait bound `for<'a> (): Trait2<'a>` is not satisfied
+  --> $DIR/issue-35570.rs:8:40
+   |
+LL | fn _ice(param: Box<dyn for <'a> Trait1<<() as Trait2<'a>>::Ty>>) {
+   |                                        ^^^^^^^^^^^^^^^^^^^^^^ the trait `for<'a> Trait2<'a>` is not implemented for `()`
+
+error[E0277]: the trait bound `for<'a> (): Trait2<'a>` is not satisfied
+  --> $DIR/issue-35570.rs:8:1
+   |
+LL | / fn _ice(param: Box<dyn for <'a> Trait1<<() as Trait2<'a>>::Ty>>) {
+LL | |
+LL | |
+LL | |     let _e: (usize, usize) = unsafe{mem::transmute(param)};
+LL | | }
+   | |_^ the trait `for<'a> Trait2<'a>` is not implemented for `()`
+
+error: aborting due to 2 previous errors
+
+For more information about this error, try `rustc --explain E0277`.