1 files changed, 20 insertions, 0 deletions
diff --git a/Zend/tests/bug55578.phpt b/Zend/tests/bug55578.phpt
new file mode 100644
index 0000000000..4a8604a23b
--- /dev/null
+++ b/Zend/tests/bug55578.phpt
@@ -0,0 +1,20 @@
+--TEST--
+Bug #55578 (Segfault on implode/concat)
+--FILE--
+<?php  
+$options = array();
+
+class Foo {
+    public function __toString() {
+        return 'Foo';
+    }
+}   
+
+function test($options, $queryPart) {
+	return ''. (0 ? 1 : $queryPart);
+}
+
+var_dump(test($options, new Foo()));
+?>
+--EXPECT--
+string(3) "Foo"