# MutantHub mutant #2896: Relational operator mutation at main_impl.h:44
# Repository: bitcoin-core/secp256k1 @ ebf594320dc838b9de1abb54d5ba98cef84f4297
# File: src/modules/ecdh/main_impl.h:44-44
# Review: APPROVED; outcome: KILLED
--- a/src/modules/ecdh/main_impl.h
+++ b/src/modules/ecdh/main_impl.h
@@ -44,1 +44,1 @@
-    ARG_CHECK(output != NULL);
+    ARG_CHECK(output == NULL);