Fix error message allocation of PDO PgSQL.

Author: ranvis

ext/pdo_pgsql/pgsql_driver.c

@@ -87,7 +87,7 @@ int _pdo_pgsql_error(pdo_dbh_t *dbh, pdo_stmt_t *stmt, int errcode, const char *
 	}
 
 	if (msg) {
-		einfo->errmsg = estrdup(msg);
+		einfo->errmsg = pestrdup(msg, dbh->is_persistent);
 	}
 	else if (errmsg) {
 		einfo->errmsg = _pdo_pgsql_trim_message(errmsg, dbh->is_persistent);

ext/pdo_pgsql/tests/gh7723.phpt

@@ -0,0 +1,30 @@
+--TEST--
+GitHub #7723 (Fix error message allocation of PDO PgSQL)
+--SKIPIF--
+<?php
+if (!extension_loaded('pdo') || !extension_loaded('pdo_pgsql')) die('skip not loaded');
+require __DIR__ . '/../../../ext/pdo/tests/pdo_test.inc';
+require __DIR__ . '/config.inc';
+PDOTest::skip();
+?>
+--FILE--
+<?php
+require __DIR__ . '/../../../ext/pdo/tests/pdo_test.inc';
+require __DIR__ . '/config.inc';
+$db = PDOTest::test_factory(__DIR__ . '/common.phpt');
+$db->setAttribute(PDO::ATTR_PERSISTENT, true);
+$db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
+$db->setAttribute(PDO::ATTR_EMULATE_PREPARES, false);
+
+$st = $db->prepare('select 1');
+for ($i = 0; ++$i <= 2;) {
+    try {
+        $st->bindValue(':invalid', $i);
+    } catch (PDOException $e) {
+        echo $e->getMessage() . "\n";
+    }
+}
+?>
+--EXPECT--
+SQLSTATE[HY093]: Invalid parameter number: :invalid
+SQLSTATE[HY093]: Invalid parameter number: :invalid