protect return value from mrb_funcall

9ccf9767 · Yukihiro Matsumoto · dcfff971 · 9ccf9767
Commit 9ccf9767 authored Aug 02, 2012 by Yukihiro Matsumoto
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src/vm.c src/vm.c +1 -0

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--- a/src/vm.c
+++ b/src/vm.c
@@ -224,6 +224,7 @@ mrb_funcall_with_block(mrb_state *mrb, mrb_value self, mrb_sym mid, int argc, mr
    int ai = mrb->arena_idx;
    val = p->body.func(mrb, self);
    mrb->arena_idx = ai;
+    mrb_gc_protect(mrb, val);
    mrb->stack = mrb->stbase + ci->stackidx;
    cipop(mrb);
  }