# MutantHub mutant #637: Relational operator mutation at descriptor.cpp:644
# Repository: bitcoin/bitcoin @ 1aafd49077041e874d6b5f114927bc37e5b85d71
# File: src/script/descriptor.cpp:644-644
# Review: APPROVED; outcome: KILLED
--- a/src/script/descriptor.cpp
+++ b/src/script/descriptor.cpp
@@ -644,1 +644,1 @@
-        if (!Assume(m_derive != DeriveType::HARDENED_RANGED)) {
+        if (!Assume(m_derive == DeriveType::HARDENED_RANGED)) {