diff options
Diffstat (limited to 'variable.c')
| -rw-r--r-- | variable.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/variable.c b/variable.c index fc912d64f8..7f8988c579 100644 --- a/variable.c +++ b/variable.c @@ -2111,6 +2111,10 @@ set_const_visibility(VALUE mod, int argc, VALUE *argv, rb_const_flag_t flag) "Insecure: can't change constant visibility"); } + if (argc == 0) { + rb_warning("%s with no argument is just ignored", rb_id2name(rb_frame_callee())); + } + for (i = 0; i < argc; i++) { VALUE val = argv[i]; id = rb_check_id(&val); |