diff options
Diffstat (limited to 'vm_backtrace.c')
-rw-r--r-- | vm_backtrace.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/vm_backtrace.c b/vm_backtrace.c index 3287c1f950..3945993e42 100644 --- a/vm_backtrace.c +++ b/vm_backtrace.c @@ -787,6 +787,8 @@ vm_backtrace_to_ary(rb_thread_t *th, int argc, VALUE *argv, int lev_default, int rb_scan_args(argc, argv, "02", &level, &vn); + if (argc == 2 && NIL_P(vn)) argc--; + switch (argc) { case 0: lev = lev_default + lev_plus; |