Merge pull request #4811 from shuujii/clear-MRB_STR_SHARED-flag-in-mr…

…b_str_modify_keep_ascii Clear `MRB_STR_SHARED` flag in `mrb_str_modify_keep_ascii`; close #4807
mruby · Nov 7, 2019 · 0f64cb4 · 0f64cb4
2 parents c10e191 + 45aa508
commit 0f64cb4
Showing 1 changed file with 1 addition and 0 deletions.
diff --git 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 {