# MutantHub mutant #4027: Logical operator mutation at validation.cpp:2200
# Repository: bitcoin/bitcoin @ ddea9196493d3b8fd841a36a6c53efd85dac7a05
# File: src/validation.cpp:2200-2200
# Review: APPROVED; outcome: SURVIVED
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -2200,1 +2200,1 @@
-        bool is_bip30_exception = (is_coinbase && !fEnforceBIP30);
+        bool is_bip30_exception = (is_coinbase || !fEnforceBIP30);