From d2a9235c63c8b51fd5363db895ce3fec17ce082a Mon Sep 17 00:00:00 2001
From: Ralf Jung <post@ralfj.de>
Date: Fri, 16 Jun 2017 15:50:59 -0700
Subject: [PATCH] update for rustc changes: treat new MIR commands as NOP

---
 src/librustc_mir/interpret/step.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/librustc_mir/interpret/step.rs b/src/librustc_mir/interpret/step.rs
index 6e54420e2eb..1ad8eced3e0 100644
--- a/src/librustc_mir/interpret/step.rs
+++ b/src/librustc_mir/interpret/step.rs
@@ -127,6 +127,9 @@ impl<'a, 'tcx> EvalContext<'a, 'tcx> {
                 self.deallocate_local(old_val)?;
             }
 
+            // Validity checks.  Not yet implemented.
+            Validate(_, _) => {}
+
             // Just a borrowck thing
             EndRegion(..) => {}