# MutantHub mutant #2170: Arithmetic operator mutation at txgraph.cpp:3445
# Repository: bitcoin/bitcoin @ ca45461ddb2421b4267dad0b7d7bcec88c07eba4
# File: src/txgraph.cpp:3445-3445
# Review: APPROVED; outcome: KILLED
--- a/src/txgraph.cpp
+++ b/src/txgraph.cpp
@@ -3445,1 +3445,1 @@
-            trim_entry.m_children_offset = deps_it - deps_by_parent.begin();
+            trim_entry.m_children_offset = deps_it + deps_by_parent.begin();