From e2ec521f218bbc1c3677021644fc5e63641b94d5 Mon Sep 17 00:00:00 2001
From: Ralf Jung <post@ralfj.de>
Date: Thu, 30 Aug 2018 09:22:01 +0200
Subject: [PATCH] pretend mprotect works

---
 src/fn_call.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/fn_call.rs b/src/fn_call.rs
index 167703c0f04c..fb77f01876d9 100644
--- a/src/fn_call.rs
+++ b/src/fn_call.rs
@@ -575,6 +575,9 @@ impl<'a, 'mir, 'tcx: 'mir + 'a> EvalContextExt<'tcx, 'mir> for EvalContext<'a, '
                 let addr = self.read_scalar(args[0])?.not_undef()?;
                 self.write_scalar(addr, dest)?;
             }
+            "mprotect" => {
+                self.write_null(dest)?;
+            }
 
             // Windows API subs
             "AddVectoredExceptionHandler" => {