1 files changed, 63 insertions, 0 deletions
diff --git a/ext/pdo_firebird/tests/bug_53280.phpt b/ext/pdo_firebird/tests/bug_53280.phpt
new file mode 100644
index 0000000000..48fe483bb9
--- /dev/null
+++ b/ext/pdo_firebird/tests/bug_53280.phpt
@@ -0,0 +1,63 @@
+--TEST--
+PDO_Firebird: bug 53280 segfaults if query column count is less than param count
+--SKIPIF--
+<?php extension_loaded("pdo_firebird") or die("skip"); ?>
+--FILE--
+<?php
+
+require("testdb.inc");
+
+$dbh = new PDO("firebird:dbname=$test_base",$user,$password) or die;
+$value = '2';
+@$dbh->exec('DROP TABLE testz');
+$dbh->exec('CREATE TABLE testz(A VARCHAR(30), B VARCHAR(30), C VARCHAR(30))');
+$dbh->exec("INSERT INTO test VALUES ('A', 'B', 'C')");
+$dbh->commit();
+
+$stmt1 = "SELECT B FROM test WHERE A = ? AND B = ?";
+$stmt2 = "SELECT B, C FROM test WHERE A = ? AND B = ?";
+
+$stmth2 = $dbh->prepare($stmt2);
+$stmth2->execute(array('A', 'B'));
+$rows = $stmth2->fetchAll(); // <------ OK
+var_dump($rows);
+
+$stmth1 = $dbh->prepare($stmt1);
+$stmth1->execute(array('A', 'B'));
+$rows = $stmth1->fetchAll(); // <------- segfault
+var_dump($rows);
+
+$stmt = $dbh->prepare('DELETE FROM testz');
+$stmt->execute();
+
+$dbh->commit();
+
+$dbh->exec('DROP TABLE testz');
+
+unset($stmt);
+unset($dbh);
+
+?>
+--EXPECT--
+array(1) {
+  [0]=>
+  array(4) {
+    ["B"]=>
+    string(1) "B"
+    [0]=>
+    string(1) "B"
+    ["C"]=>
+    string(1) "C"
+    [1]=>
+    string(1) "C"
+  }
+}
+array(1) {
+  [0]=>
+  array(2) {
+    ["B"]=>
+    string(1) "B"
+    [0]=>
+    string(1) "B"
+  }
+}