# MutantHub mutant #3151: Relational operator mutation at script_patterns.ipp:256
# Repository: libbitcoin/libbitcoin-system @ 98db5bfd7c7b65532e42309c7b71419d82ec5ea8
# File: include/bitcoin/system/impl/chain/script_patterns.ipp:256-256
# Review: APPROVED; outcome: KILLED
--- a/include/bitcoin/system/impl/chain/script_patterns.ipp
+++ b/include/bitcoin/system/impl/chain/script_patterns.ipp
@@ -256,1 +256,1 @@
-    while (op != std::prev(ops.end(), 2 + to_int(within)))
+    while (op == std::prev(ops.end(), 2 + to_int(within)))