Remove error suppression usage from db_connect()
diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php
index 1140d50..6a22097 100644
--- a/system/database/drivers/postgre/postgre_driver.php
+++ b/system/database/drivers/postgre/postgre_driver.php
@@ -139,7 +139,7 @@
 	public function db_connect($persistent = FALSE)
 	{
 		if ($persistent === TRUE
-			&& ($this->conn_id = @pg_pconnect($this->dsn))
+			&& ($this->conn_id = pg_pconnect($this->dsn))
 			&& pg_connection_status($this->conn_id) === PGSQL_CONNECTION_BAD
 			&& pg_ping($this->conn_id) === FALSE
 		)
@@ -148,7 +148,7 @@
 		}
 		else
 		{
-			$this->conn_id = @pg_connect($this->dsn);
+			$this->conn_id = pg_connect($this->dsn);
 		}
 
 		if ($this->conn_id && ! empty($this->schema))