From aed7321acee36a5a1237da46d1814e9c521dde61 Mon Sep 17 00:00:00 2001
From: Kunal Pathak <Kunal.Pathak@microsoft.com>
Date: Wed, 15 Dec 2021 12:58:38 -0800
Subject: [PATCH] Allow empty IGs

---
 src/coreclr/jit/unwindarm.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/coreclr/jit/unwindarm.cpp b/src/coreclr/jit/unwindarm.cpp
index 54c6a011cb0a70..dca139571dc730 100644
--- a/src/coreclr/jit/unwindarm.cpp
+++ b/src/coreclr/jit/unwindarm.cpp
@@ -1628,7 +1628,8 @@ void UnwindFragmentInfo::Allocate(
         endOffset = ufiNext->GetStartOffset();
     }
 
-    assert(endOffset > startOffset);
+    // Either we have valid codeSize or the IG is empty.
+    assert((endOffset > startOffset) || (this->ufiEmitLoc->GetIG()->igSize == 0));
     codeSize = endOffset - startOffset;
 
     // Finalize the fragment unwind block to hand to the VM