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-rw-r--r--src/qregisters.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/qregisters.h b/src/qregisters.h
index fc2c0be..840e442 100644
--- a/src/qregisters.h
+++ b/src/qregisters.h
@@ -48,6 +48,7 @@ public:
bool must_undo;
QRegisterData() : integer(0), must_undo(true) {}
+ virtual ~QRegisterData() {}
virtual tecoInt
set_integer(tecoInt i)