Use original ICE for 86535

Closes #901

The previous version had a separate issue opened for it which was
resolved (rust-lang/rust#87935)

Author: Alexendoo

ices/86535.rs

@@ -1,4 +1,20 @@
-#![feature(box_syntax)]
-fn main() {
-    let _: Box<[isize]> = box { loop {} };
+#![allow(incomplete_features)]
+#![feature(const_generics)]
+#![feature(const_evaluatable_checked)]
+
+struct F<const S: &'static str>;
+impl<const S: &'static str> X for F<{ S }> {
+    const W: usize = 3;
+
+    fn d(r: &[u8; Self::W]) -> F<{ S }> {
+        let x: [u8; Self::W] = [0; Self::W];
+        F
+    }
 }
+
+pub trait X {
+    const W: usize;
+    fn d(r: &[u8; Self::W]) -> Self;
+}
+
+fn main() {}