From 9c15e2f24bb4a07a310c89ec790ca47be9788e64 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pedro=20J=2E=20Est=C3=A9banez?= <pedrojrulez@gmail.com>
Date: Thu, 31 Aug 2023 18:38:47 +0200
Subject: [PATCH] Optimize GDScript VM codegen for MSVC

---
 modules/gdscript/gdscript_vm.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/modules/gdscript/gdscript_vm.cpp b/modules/gdscript/gdscript_vm.cpp
index 1ddd54b3236..29693938b50 100644
--- a/modules/gdscript/gdscript_vm.cpp
+++ b/modules/gdscript/gdscript_vm.cpp
@@ -397,7 +397,13 @@ void (*type_init_function_table[])(Variant *) = {
 #define OPCODES_END
 #define OPCODES_OUT
 #define DISPATCH_OPCODE continue
+#ifdef _MSC_VER
+#define OPCODE_SWITCH(m_test)       \
+	__assume(m_test <= OPCODE_END); \
+	switch (m_test)
+#else
 #define OPCODE_SWITCH(m_test) switch (m_test)
+#endif
 #define OPCODE_BREAK break
 #define OPCODE_OUT break
 #endif