# MutantHub mutant #4101: Logical operator mutation at validation.cpp:4032
# Repository: bitcoin/bitcoin @ ddea9196493d3b8fd841a36a6c53efd85dac7a05
# File: src/validation.cpp:4032-4032
# Review: APPROVED; outcome: KILLED
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -4032,1 +4032,1 @@
-    if (block.vtx.empty() || !block.vtx[0]->IsCoinBase())
+    if (block.vtx.empty() && !block.vtx[0]->IsCoinBase())