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mruby-array-ext (ary_rotate_bang): mrb_ary_modify may alter buf address

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Yukihiro "Matz" Matsumoto
2023-09-25 23:35:33 +09:00
parent 629a6839fd
commit a80f394d97
1 changed files with 1 additions and 1 deletions
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mrbgems/mruby-array-ext/src/array.c
+1 -1
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@@ -307,10 +307,10 @@ ary_rotate_bang(mrb_state *mrb, mrb_value self)
struct RArray *a = mrb_ary_ptr(self);
mrb_int len = ARY_LEN(a);
mrb_value *p = ARY_PTR(a);
mrb_int idx;
mrb_ary_modify(mrb, a);
mrb_value *p = ARY_PTR(a);
if (len == 0 || count == 0) return self;
if (count == 1) {
mrb_value v = p[0];