Merge branch 'PHP-8.1' into PHP-8.2

* PHP-8.1:
  JIT: Fixed inaccurate range inference usage for UNDEF/NULL/FALSE

Author: dstogov

ext/opcache/jit/zend_jit_arm64.dasc

@@ -4829,7 +4829,7 @@ static int zend_jit_long_math_helper(dasm_State    **Dst,
 				op2_reg = Z_REG(op2_addr);
 			}
 
-			if (!op2_range || (op2_range->min <= 0 && op2_range->max >= 0)) {
+			if ((op2_type & (MAY_BE_UNDEF|MAY_BE_NULL|MAY_BE_FALSE)) || !op2_range || (op2_range->min <= 0 && op2_range->max >= 0)) {
 				|	cbz Rx(op2_reg), >1
 				|.cold_code
 				|1:

ext/opcache/jit/zend_jit_x86.dasc

@@ -5286,7 +5286,7 @@ static int zend_jit_long_math_helper(dasm_State    **Dst,
 				}
 			}
 		} else {
-			if (!op2_range || (op2_range->min <= 0 && op2_range->max >= 0)) {
+			if ((op2_type & (MAY_BE_UNDEF|MAY_BE_NULL|MAY_BE_FALSE)) || !op2_range || (op2_range->min <= 0 && op2_range->max >= 0)) {
 				if (Z_MODE(op2_addr) == IS_MEM_ZVAL) {
 					|	cmp aword [Ra(Z_REG(op2_addr))+Z_OFFSET(op2_addr)], 0
 				} else if (Z_MODE(op2_addr) == IS_REG) {

ext/opcache/tests/jit/mod_007.phpt

@@ -0,0 +1,23 @@
+--TEST--
+JIT MOD: 007
+--INI--
+opcache.enable=1
+opcache.enable_cli=1
+opcache.file_update_protection=0
+opcache.jit_buffer_size=1M
+opcache.protect_memory=1
+--FILE--
+<?php
+function test($a) {
+    for(;$a < -2;) {
+      $n % $n = $a + $a;
+    }
+}
+test(null);
+?>
+--EXPECTF--
+Fatal error: Uncaught DivisionByZeroError: Modulo by zero in %smod_007.php:4
+Stack trace:
+#0 %smod_007.php(7): test(NULL)
+#1 {main}
+  thrown in %smod_007.php on line 4