add test

Author: devnexen

sapi/phpdbg/tests/gh13681.phpt

@@ -0,0 +1,36 @@
+--TEST--
+phpdbg_watch null pointer access
+--CREDITS--
+Yuancheng Jiang
+--SKIPIF--
+<?php
+if (getenv('SKIP_ASAN')) {
+    die("skip intentionally causes segfaults");
+}
+?>
+--FILE--
+<?php
+echo "*** Testing array_multisort() : Testing with anonymous arguments ***\n";
+var_dump(array_multisort(array(1,3,2,4)));
+$xconnect=$GLOBALS[array_rand($GLOBALS)];
+echo "Done\n";
+$a = [];
+$a[0] = 1;
+$a[0] = 2;
+$a = [0 => 3, 1 => 4];
+?>
+--PHPDBG--
+b 6
+r
+w a $a
+c
+q
+--EXPECTF--
+prompt> *** Testing array_multisort() : Testing with anonymous arguments ***
+004+ bool(true)
+005+ Done
+006+ [Breakpoint #0 at %s:%d, hits: 1]
+007+ >00006: $a = [];
+008+  00007: $a[0] = 1;
+009+  00008: $a[0] = 2;
+010+ prompt> prompt> [Script ended normally]