# MutantHub mutant #4082: Relational operator mutation at validation.cpp:3231
# Repository: bitcoin/bitcoin @ ddea9196493d3b8fd841a36a6c53efd85dac7a05
# File: src/validation.cpp:3231-3231
# Review: APPROVED; outcome: KILLED
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -3231,1 +3231,1 @@
-                for (CBlockIndex *pindexFailed = pindexNew; pindexFailed != pindexTest; pindexFailed = pindexFailed->pprev) {
+                for (CBlockIndex *pindexFailed = pindexNew; pindexFailed == pindexTest; pindexFailed = pindexFailed->pprev) {