From 77bc863e503e331d2c5ce0d0cc98779ec469eea4 Mon Sep 17 00:00:00 2001
From: Ilija Tovilo <ilija.tovilo@me.com>
Date: Thu, 1 Feb 2024 15:55:32 +0100
Subject: [PATCH] Improve ZEND_FETCH_CLASS_STATIC static inference for final
 classes

Same as 95f7335.
---
 Zend/Optimizer/zend_inference.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Zend/Optimizer/zend_inference.c b/Zend/Optimizer/zend_inference.c
index e3a98a184d3..3c832aab0a9 100644
--- a/Zend/Optimizer/zend_inference.c
+++ b/Zend/Optimizer/zend_inference.c
@@ -3360,6 +3360,12 @@ static zend_always_inline zend_result _zend_update_type_info(
 						}
 						break;
 					case ZEND_FETCH_CLASS_STATIC:
+						if (op_array->scope && (op_array->scope->ce_flags & ZEND_ACC_FINAL)) {
+							UPDATE_SSA_OBJ_TYPE(op_array->scope, 0, ssa_op->result_def);
+						} else {
+							UPDATE_SSA_OBJ_TYPE(NULL, 0, ssa_op->result_def);
+						}
+						break;
 					default:
 						UPDATE_SSA_OBJ_TYPE(NULL, 0, ssa_op->result_def);
 						break;