stack_extend boundary condition was wrong

27c2416d · Yukihiro Matsumoto · 6c2c5540 · 27c2416d
Commit 27c2416d authored Jun 03, 2012 by Yukihiro Matsumoto
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src/vm.c src/vm.c +1 -1

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--- a/src/vm.c
+++ b/src/vm.c
@@ -46,7 +46,7 @@ stack_extend(mrb_state *mrb, int room, int keep)
 {
  int size, off;

-  if (mrb->stack + room > mrb->stend) {
+  if (mrb->stack + room >= mrb->stend) {
    size = mrb->stend - mrb->stbase;
    off = mrb->stack - mrb->stbase;