From 36f4353bd9a94f65cb5b38ce87b1e1f4c5a78514 Mon Sep 17 00:00:00 2001
From: SingleAccretion <AccretionMail@yandex.ru>
Date: Fri, 21 Jan 2022 12:54:21 +0300
Subject: [PATCH] Bring back the odd early return

---
 src/coreclr/jit/gentree.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/coreclr/jit/gentree.cpp b/src/coreclr/jit/gentree.cpp
index f1b10f8b1c3b9..39bb312eb907b 100644
--- a/src/coreclr/jit/gentree.cpp
+++ b/src/coreclr/jit/gentree.cpp
@@ -15219,6 +15219,11 @@ bool GenTree::DefinesLocal(Compiler* comp, GenTreeLclVarCommon** pLclVarTree, bo
             {
                 assert(blockWidth->AsIntConCommon()->FitsInI32());
                 width = static_cast<unsigned>(blockWidth->AsIntConCommon()->IconValue());
+
+                if (width == 0)
+                {
+                    return false;
+                }
             }
         }