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Diffstat (limited to '')
| -rw-r--r-- | pkg/pointer/stack.go | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/pkg/pointer/stack.go b/pkg/pointer/stack.go index 1832dbb..ba51c7c 100644 --- a/pkg/pointer/stack.go +++ b/pkg/pointer/stack.go @@ -23,6 +23,9 @@ func (s *Stack) Clear() { func (s *Stack) Duplicate() { if s.height > 0 { s.Push(s.data[s.height-1]) + } else { + s.Push(0) + s.Push(0) } } |