From 72f5b3f84ddb268ad03e9bde97dc4a7da2a2fe10 Mon Sep 17 00:00:00 2001
From: Gabriel Harris-Rouquette <gabizou@me.com>
Date: Sat, 12 Mar 2022 23:08:50 -0800
Subject: [PATCH] Clear local variable table on RuntimeEnumExtender
 transformation (#8502)

---
 .../fml/common/asm/RuntimeEnumExtender.java   | 31 +++++++++----------
 1 file changed, 15 insertions(+), 16 deletions(-)

diff --git a/fmlloader/src/main/java/net/minecraftforge/fml/common/asm/RuntimeEnumExtender.java b/fmlloader/src/main/java/net/minecraftforge/fml/common/asm/RuntimeEnumExtender.java
index 5d80dd796a..488f1335d2 100644
--- a/fmlloader/src/main/java/net/minecraftforge/fml/common/asm/RuntimeEnumExtender.java
+++ b/fmlloader/src/main/java/net/minecraftforge/fml/common/asm/RuntimeEnumExtender.java
@@ -1,20 +1,6 @@
 /*
- * Minecraft Forge
- * Copyright (c) 2016-2021.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation version 2.1
- * of the License.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * Minecraft Forge - Forge Development LLC
+ * SPDX-License-Identifier: LGPL-2.1-only
  */
 
 package net.minecraftforge.fml.common.asm;
@@ -149,6 +135,19 @@ public class RuntimeEnumExtender implements ILaunchPluginService {
 
             mtd.access |= Opcodes.ACC_SYNCHRONIZED;
             mtd.instructions.clear();
+            mtd.localVariables.clear();
+            if (mtd.tryCatchBlocks != null)
+            {
+                mtd.tryCatchBlocks.clear();
+            }
+            if (mtd.visibleLocalVariableAnnotations != null)
+            {
+                mtd.visibleLocalVariableAnnotations.clear();
+            }
+            if (mtd.invisibleLocalVariableAnnotations != null)
+            {
+                mtd.invisibleLocalVariableAnnotations.clear();
+            }
             InstructionAdapter ins = new InstructionAdapter(mtd);
 
             int vars = 0;