diff --git a/tests/crashes/108428.rs b/tests/crashes/108428.rs
new file mode 100644
index 0000000000000..b18123b6a7c40
--- /dev/null
+++ b/tests/crashes/108428.rs
@@ -0,0 +1,6 @@
+//@ known-bug: #108428
+//@ needs-rustc-debug-assertions
+//@ compile-flags: -Wunused-lifetimes
+fn main() {
+    let _: extern fn<'a: 'static>();
+}
diff --git a/tests/crashes/132826.rs b/tests/crashes/132826.rs
new file mode 100644
index 0000000000000..9889cecdac541
--- /dev/null
+++ b/tests/crashes/132826.rs
@@ -0,0 +1,10 @@
+//@ known-bug: #132826
+pub trait MyTrait {
+    type Item;
+}
+
+impl<K> MyTrait for Vec<K> {
+    type Item = Vec<K>;
+}
+
+impl<K> From<Vec<K>> for <Vec<K> as MyTrait>::Item {}