# MutantHub mutant #2969: Custom mutation at interpreter.ipp:726
# Repository: libbitcoin/libbitcoin-system @ 8e7a9fdcb4ca72bc5bfe9961815aaa9bc33b64a0
# File: include/bitcoin/system/impl/machine/interpreter.ipp:726-726
# Review: APPROVED; outcome: KILLED
--- a/include/bitcoin/system/impl/machine/interpreter.ipp
+++ b/include/bitcoin/system/impl/machine/interpreter.ipp
@@ -726,1 +726,1 @@
-    this->push_signed64(subtract<int64_t>(left, right));
+    this->push_signed64(subtract<uint32_t>(left, right));