# MutantHub mutant #4351: Logical operator mutation at validation.cpp:6067
# Repository: bitcoin/bitcoin @ ddea9196493d3b8fd841a36a6c53efd85dac7a05
# File: src/validation.cpp:6067-6067
# Review: APPROVED; outcome: SURVIVED
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -6067,1 +6067,1 @@
-            !validated_cs.m_chain.Tip() ||
+            !validated_cs.m_chain.Tip() &&