Clear `MRB_STR_SHARED` flag in `mrb_str_modify_keep_ascii`; close #4807

45aa5081 · KOBAYASHI Shuji · c10e191a · 45aa5081
Commit 45aa5081 authored Nov 07, 2019 by KOBAYASHI Shuji
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src/string.c src/string.c +1 -0

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--- a/src/string.c
+++ b/src/string.c
@@ -820,6 +820,7 @@ mrb_str_modify_keep_ascii(mrb_state *mrb, struct RString *s)
    if (shared->refcnt == 1 && s->as.heap.ptr == shared->ptr) {
      s->as.heap.aux.capa = shared->capa;
      s->as.heap.ptr[s->as.heap.len] = '\0';
+      RSTR_UNSET_SHARED_FLAG(s);
      mrb_free(mrb, shared);
    }
    else {