} else {
/* resolve parameter name to rewritten name */
char *nameptr;
- if (SUCCESS == zend_hash_find(stmt->bound_param_map,
+ if (stmt->bound_param_map && SUCCESS == zend_hash_find(stmt->bound_param_map,
param->name, param->namelen + 1, (void**)&nameptr)) {
param->paramno = atoi(nameptr + 1) - 1;
} else {
--- /dev/null
+--TEST--
+Bug #36727 (segfault in bindValue() when no parameters are defined)
+--SKIPIF--
+<?php
+if (!extension_loaded('pdo') || !extension_loaded('pdo_pgsql')) die('skip not loaded');
+require dirname(__FILE__) . '/../../../ext/pdo/tests/pdo_test.inc';
+require dirname(__FILE__) . '/config.inc';
+PDOTest::skip();
+?>
+--FILE--
+<?php
+require dirname(__FILE__) . '/../../../ext/pdo/tests/pdo_test.inc';
+require dirname(__FILE__) . '/config.inc';
+$db = PDOTest::test_factory(dirname(__FILE__) . '/common.phpt');
+
+$stmt = $db->prepare('SELECT * FROM child');
+var_dump($stmt->bindValue(':test', 1, PDO::PARAM_INT));
+
+echo "Done\n";
+?>
+--EXPECT--
+bool(false)
+Done