From ff94d195d1ad1ff73a99a2d752ae64d85a04fd4c Mon Sep 17 00:00:00 2001
From: Sergey Andreenko <seandree@microsoft.com>
Date: Thu, 19 Apr 2018 15:32:46 -0700
Subject: [PATCH] fix DevDiv_601045 assert

---
 src/jit/emit.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/jit/emit.cpp b/src/jit/emit.cpp
index 32524ea5ed06..93791bdc78b4 100644
--- a/src/jit/emit.cpp
+++ b/src/jit/emit.cpp
@@ -7254,7 +7254,9 @@ const char* emitter::emitOffsetToLabel(unsigned offs)
 
     for (ig = emitIGlist; ig != nullptr; ig = ig->igNext)
     {
-        assert(nextof == ig->igOffs);
+        // There is an eventual unused space after the last actual hot block
+        // before the first allocated cold block.
+        assert((nextof == ig->igOffs) || (ig == emitFirstColdIG));
 
         if (ig->igOffs == offs)
         {