# MutantHub mutant #2036: Constant replacement mutation at txgraph.cpp:1798
# Repository: bitcoin/bitcoin @ ca45461ddb2421b4267dad0b7d7bcec88c07eba4
# File: src/txgraph.cpp:1798-1798
# Review: APPROVED; outcome: KILLED
--- a/src/txgraph.cpp
+++ b/src/txgraph.cpp
@@ -1798,1 +1798,1 @@
-    auto last = GraphIndex(-1);
+    auto last = GraphIndex(-1 - 1);