From 27d7760f41d0c819075db37d3234d2587092e682 Mon Sep 17 00:00:00 2001
From: Danil Alexeev <danil@alexeev.xyz>
Date: Thu, 28 Mar 2024 21:57:56 +0300
Subject: GDScript: Fix uninitialized local variables not being reset

---
 modules/gdscript/gdscript_vm.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'modules/gdscript/gdscript_vm.cpp')

diff --git a/modules/gdscript/gdscript_vm.cpp b/modules/gdscript/gdscript_vm.cpp
index 1a8c22cc11..3cb011b251 100644
--- a/modules/gdscript/gdscript_vm.cpp
+++ b/modules/gdscript/gdscript_vm.cpp
@@ -234,6 +234,7 @@ void (*type_init_function_table[])(Variant *) = {
 		&&OPCODE_SET_STATIC_VARIABLE,                  \
 		&&OPCODE_GET_STATIC_VARIABLE,                  \
 		&&OPCODE_ASSIGN,                               \
+		&&OPCODE_ASSIGN_NULL,                          \
 		&&OPCODE_ASSIGN_TRUE,                          \
 		&&OPCODE_ASSIGN_FALSE,                         \
 		&&OPCODE_ASSIGN_TYPED_BUILTIN,                 \
@@ -1256,6 +1257,16 @@ Variant GDScriptFunction::call(GDScriptInstance *p_instance, const Variant **p_a
 			}
 			DISPATCH_OPCODE;
 
+			OPCODE(OPCODE_ASSIGN_NULL) {
+				CHECK_SPACE(2);
+				GET_VARIANT_PTR(dst, 0);
+
+				*dst = Variant();
+
+				ip += 2;
+			}
+			DISPATCH_OPCODE;
+
 			OPCODE(OPCODE_ASSIGN_TRUE) {
 				CHECK_SPACE(2);
 				GET_VARIANT_PTR(dst, 0);
-- 
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