Add argument check to `Array#clear`; fix #4144

7ff84789 · Yukihiro "Matz" Matsumoto · b3a181aa · 7ff84789
Commit 7ff84789 authored Oct 29, 2018 by Yukihiro "Matz" Matsumoto
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src/array.c src/array.c +1 -0

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--- a/src/array.c
+++ b/src/array.c
@@ -1100,6 +1100,7 @@ mrb_ary_clear(mrb_state *mrb, mrb_value self)
 {
  struct RArray *a = mrb_ary_ptr(self);

+  mrb_get_args(mrb, "");
  ary_modify(mrb, a);
  if (ARY_SHARED_P(a)) {
    mrb_ary_decref(mrb, a->as.heap.aux.shared);