Should raise RuntimeError when object frozen

b49bd70f · ksss · bd50273b · b49bd70f
Commit b49bd70f authored Jan 22, 2017 by ksss
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src/array.c src/array.c +1 -0

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--- a/src/array.c
+++ b/src/array.c
@@ -796,6 +796,7 @@ mrb_ary_aset(mrb_state *mrb, mrb_value self)
  mrb_value v1, v2, v3;
  mrb_int i, len;

+  mrb_ary_modify(mrb, mrb_ary_ptr(self));
  if (mrb_get_args(mrb, "oo|o", &v1, &v2, &v3) == 2) {
    switch (mrb_type(v1)) {
    /* a[n..m] = v */