add 2 ices

rust-lang/rust#99073
rust-lang/rust#99228

Author: matthiaskrgr

ices/99073.rs

@@ -0,0 +1,7 @@
+fn main() {
+  let _ = fix(|_: &dyn Fn()| {});
+}
+
+fn fix<F: Fn(G), G: Fn()>(f: F) -> impl Fn() {
+  move || f(fix(&f))
+}

ices/99228.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+rustc -Zvalidate-mir - <<'EOF'
+
+#![feature(let_else)]
+fn example_let_else(value: Option<String>) {
+    let _inner = value else {
+        return;
+    };
+}
+fn main() {
+    example_let_else(None);
+}
+
+EOF
+