send_gdb "set print address off\n" ; gdb_expect -re "$gdb_prompt $"
send_gdb "set width 0\n" ; gdb_expect -re "$gdb_prompt $"
+if [gdb_skip_stdio_test "varargs.exp"] {
+ # Nothing in this module is testable without printf.
+ return;
+}
if ![runto_main] then {
perror "couldn't run to breakpoint"