From 92c28bfabcbbbbf864308cd71750d4b20f306b37 Mon Sep 17 00:00:00 2001
From: Christian Poveda <christianpoveda@protonmail.com>
Date: Sat, 29 Jun 2019 22:50:37 -0500
Subject: [PATCH] Replace error by bug macro

---
 src/librustc_mir/interpret/cast.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/librustc_mir/interpret/cast.rs b/src/librustc_mir/interpret/cast.rs
index 2777ada14f9a..e6c9d9f5c79d 100644
--- a/src/librustc_mir/interpret/cast.rs
+++ b/src/librustc_mir/interpret/cast.rs
@@ -257,7 +257,7 @@ impl<'mir, 'tcx, M: Machine<'mir, 'tcx>> InterpretCx<'mir, 'tcx, M> {
                     Err(e) => Err(e),
                 }
             }
-            _ => return err!(Unimplemented(format!("ptr to {:?} cast", dest_layout.ty))),
+            _ => bug!("invalid MIR: ptr to {:?} cast", dest_layout.ty)
         }
     }