From d32d7c1425cc7358edaa8b078ed97d2fd324ffa2 Mon Sep 17 00:00:00 2001
From: Remi Collet <remi@remirepo.net>
Date: Wed, 3 Jul 2019 12:49:06 +0200
Subject: add upstream patch for https://bugs.php.net/78230 segfault with
 opcache enabled

---
 php-bug78230.patch | 59 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 php-bug78230.patch

(limited to 'php-bug78230.patch')

diff --git a/php-bug78230.patch b/php-bug78230.patch
new file mode 100644
index 0000000..355f8cc
--- /dev/null
+++ b/php-bug78230.patch
@@ -0,0 +1,59 @@
+From 4892bbc167dfa0ea188baebbce538225f4a0455a Mon Sep 17 00:00:00 2001
+From: Nikita Popov <nikita.ppv@gmail.com>
+Date: Wed, 3 Jul 2019 10:19:31 +0200
+Subject: [PATCH] Fixed bug #78230
+
+---
+ NEWS                            |  8 +++++---
+ ext/opcache/Optimizer/sccp.c    |  1 +
+ ext/opcache/tests/bug78230.phpt | 29 +++++++++++++++++++++++++++++
+ 3 files changed, 35 insertions(+), 3 deletions(-)
+ create mode 100644 ext/opcache/tests/bug78230.phpt
+
+diff --git a/ext/opcache/Optimizer/sccp.c b/ext/opcache/Optimizer/sccp.c
+index ac3247076eaa..1ec3a5153241 100644
+--- a/ext/opcache/Optimizer/sccp.c
++++ b/ext/opcache/Optimizer/sccp.c
+@@ -2204,6 +2204,7 @@ static int try_remove_definition(sccp_ctx *ctx, int var_num, zend_ssa_var *var,
+ 				if (opline->opcode == ZEND_DO_ICALL) {
+ 					removed_ops = remove_call(ctx, opline, ssa_op);
+ 				} else if (opline->opcode == ZEND_TYPE_CHECK
++						&& opline->op1_type & (IS_VAR|IS_TMP_VAR)
+ 						&& !value_known(&ctx->values[ssa_op->op1_use])) {
+ 					/* For TYPE_CHECK we may compute the result value without knowing the
+ 					 * operand, based on type inference information. Make sure the operand is
+diff --git a/ext/opcache/tests/bug78230.phpt b/ext/opcache/tests/bug78230.phpt
+new file mode 100644
+index 000000000000..38cc68499517
+--- /dev/null
++++ b/ext/opcache/tests/bug78230.phpt
+@@ -0,0 +1,29 @@
++--TEST--
++Bug #78230: Incorrect type check optimization
++--FILE--
++<?php
++
++function test($x) {
++    $y = (array) $x;
++    var_dump(is_array($y));
++}
++
++$ary = [1, 2];
++$ary[] = 3;
++test($ary);
++$ary[] = 4;
++var_dump($ary);
++
++?>
++--EXPECT--
++bool(true)
++array(4) {
++  [0]=>
++  int(1)
++  [1]=>
++  int(2)
++  [2]=>
++  int(3)
++  [3]=>
++  int(4)
++}
-- 
cgit