From 19d0c5dc9f13028f25f5e743e1d05a2eb57a2ea7 Mon Sep 17 00:00:00 2001
From: Nikita Popov <nikita.ppv@gmail.com>
Date: Sat, 16 Dec 2017 21:24:26 +0100
Subject: [PATCH] Add test for bug #75681

The issue itself has been fixed by 8a4532319dfae83ff16b2d2bbfeed062924c3c27.
---
 NEWS                            |  2 ++
 ext/opcache/tests/bug75681.phpt | 26 ++++++++++++++++++++++++++
 2 files changed, 28 insertions(+)
 create mode 100644 ext/opcache/tests/bug75681.phpt

diff --git a/NEWS b/NEWS
index 7dec72ca52..79f9df112f 100644
--- a/NEWS
+++ b/NEWS
@@ -39,6 +39,8 @@ PHP                                                                        NEWS
     (Laruence, Dmitry)
   . Fixed bug #75570 ("Narrowing occurred during type inference" error).
     (Dmitry)
+  . Fixed bug #75681 (Warning: Narrowing occurred during type inference,
+    specific case). (Nikita)
   . Fixed bug #75556 (Invalid opcode 138/1/1). (Laruence)
 
 - PCRE:
diff --git a/ext/opcache/tests/bug75681.phpt b/ext/opcache/tests/bug75681.phpt
new file mode 100644
index 0000000000..72e9d4ace7
--- /dev/null
+++ b/ext/opcache/tests/bug75681.phpt
@@ -0,0 +1,26 @@
+--TEST--
+Bug #75681: Warning: Narrowing occurred during type inference (specific case)
+--INI--
+opcache.enable=1
+opcache.enable_cli=1
+opcache.optimization_level=-1
+--SKIPIF--
+<?php require_once('skipif.inc'); ?>
+--FILE--
+<?php
+
+function foobar()
+{
+    do {
+        foreach ($a as $i => $_) {
+            $a[$i][0] += 1;
+        }
+
+        $a[] = array(0, 0);
+    } while ($x !== false);
+}
+
+?>
+===DONE===
+--EXPECT--
+===DONE===
-- 
2.40.0