# MutantHub mutant #2694: Arithmetic operator mutation at field_5x52_impl.h:393
# Repository: bitcoin-core/secp256k1 @ a39093de15345a330fc8acbd09515fd150853bc8
# File: src/field_5x52_impl.h:393-393
# Review: APPROVED; outcome: KILLED
--- a/src/field_5x52_impl.h
+++ b/src/field_5x52_impl.h
@@ -393,1 +393,1 @@
-    r->n[0] = (t0 >> 1) + ((t1 & one) << 51);
+    r->n[0] = (t0 >> 1) - ((t1 & one) << 51);