# MutantHub mutant #3172: Logical operator mutation at script_patterns.ipp:284
# Repository: libbitcoin/libbitcoin-system @ 98db5bfd7c7b65532e42309c7b71419d82ec5ea8
# File: include/bitcoin/system/impl/chain/script_patterns.ipp:284-284
# Review: APPROVED; outcome: KILLED
--- a/include/bitcoin/system/impl/chain/script_patterns.ipp
+++ b/include/bitcoin/system/impl/chain/script_patterns.ipp
@@ -284,1 +284,1 @@
-    if (((op++)->data().size() != ec_xonly_size) ||
+    if (((op++)->data().size() != ec_xonly_size) &&