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-rw-r--r--src/array.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/array.c b/src/array.c
index 85481fe9e..ad0d5b8db 100644
--- a/src/array.c
+++ b/src/array.c
@@ -631,11 +631,13 @@ mrb_ary_unshift_m(mrb_state *mrb, mrb_value self)
ptr = a->as.heap.ptr;
}
else {
+ mrb_bool same = vals == ARY_PTR(a);
ary_modify(mrb, a);
if (ARY_CAPA(a) < len + alen)
ary_expand_capa(mrb, a, len + alen);
ptr = ARY_PTR(a);
value_move(ptr + alen, ptr, len);
+ if (same) vals = ptr;
}
array_copy(ptr, vals, alen);
ARY_SET_LEN(a, len+alen);
@@ -730,6 +732,10 @@ mrb_ary_splice(mrb_state *mrb, mrb_value ary, mrb_int head, mrb_int len, mrb_val
argv = ARY_PTR(r);
}
}
+ else if (mrb_undef_p(rpl)) {
+ argc = 0;
+ argv = NULL;
+ }
else {
argc = 1;
argv = &rpl;
@@ -802,6 +808,13 @@ ary_subseq(mrb_state *mrb, struct RArray *a, mrb_int beg, mrb_int len)
return mrb_obj_value(b);
}
+mrb_value
+mrb_ary_subseq(mrb_state *mrb, mrb_value ary, mrb_int beg, mrb_int len)
+{
+ struct RArray *a = mrb_ary_ptr(ary);
+ return ary_subseq(mrb, a, beg, len);
+}
+
static mrb_int
aget_index(mrb_state *mrb, mrb_value index)
{
@@ -1302,6 +1315,7 @@ init_ary_each(mrb_state *mrb, struct RClass *ary)
each_irep->nregs = 7;
each_irep->nlocals = 3;
p = mrb_proc_new(mrb, each_irep);
+ p->flags |= MRB_PROC_SCOPE | MRB_PROC_STRICT;
MRB_METHOD_FROM_PROC(m, p);
mrb_define_method_raw(mrb, ary, mrb_intern_lit(mrb, "each"), m);
}