More pgsql func info fixes

Author: nikic

ext/opcache/Optimizer/zend_func_info.c

@@ -687,15 +687,15 @@ static const func_info_t func_infos[] = {
 	F1("session_encode",						MAY_BE_FALSE | MAY_BE_STRING),
 
 	/* ext/pgsql */
-	F1("pg_connect",							MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_RESOURCE),
-	FN("pg_pconnect",							MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_RESOURCE),
+	F1("pg_connect",							MAY_BE_FALSE | MAY_BE_RESOURCE),
+	FN("pg_pconnect",							MAY_BE_FALSE | MAY_BE_RESOURCE),
 	F1("pg_dbname",								MAY_BE_STRING),
 	F1("pg_last_error",							MAY_BE_STRING),
 	F1("pg_options",							MAY_BE_STRING),
 	F1("pg_port",								MAY_BE_STRING),
 	F1("pg_tty",								MAY_BE_STRING),
 	F1("pg_host",								MAY_BE_STRING),
-	F1("pg_version",							MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_STRING),
+	F1("pg_version",							MAY_BE_ARRAY | MAY_BE_ARRAY_KEY_STRING | MAY_BE_ARRAY_OF_STRING | MAY_BE_ARRAY_OF_LONG | MAY_BE_ARRAY_OF_NULL),
 	F1("pg_parameter_status",					MAY_BE_FALSE | MAY_BE_STRING),
 	F1("pg_query",								MAY_BE_FALSE | MAY_BE_RESOURCE),
 	F1("pg_query_params",						MAY_BE_FALSE | MAY_BE_RESOURCE),
@@ -723,7 +723,7 @@ static const func_info_t func_infos[] = {
 	F1("pg_escape_bytea",						MAY_BE_STRING),
 	F1("pg_unescape_bytea",						MAY_BE_FALSE | MAY_BE_STRING),
 	F1("pg_escape_literal",						MAY_BE_FALSE | MAY_BE_STRING),
-	F1("pg_escape_identifier",					MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_STRING),
+	F1("pg_escape_identifier",					MAY_BE_FALSE | MAY_BE_STRING),
 	F1("pg_result_error",						MAY_BE_FALSE | MAY_BE_STRING),
 	F1("pg_result_error_field",					MAY_BE_NULL | MAY_BE_FALSE | MAY_BE_STRING),
 	F1("pg_get_result",							MAY_BE_FALSE | MAY_BE_RESOURCE),