diff --git a/deps/lld/lib/ReaderWriter/MachO/ArchHandler_x86_64.cpp b/deps/lld/lib/ReaderWriter/MachO/ArchHandler_x86_64.cpp
index 316b5bbc6f4fd89a066cec1cb30c78b8c9a4e90d..f42ca3b2f72ea2719964d3694f1ff8401397f326 100644
--- a/deps/lld/lib/ReaderWriter/MachO/ArchHandler_x86_64.cpp
+++ b/deps/lld/lib/ReaderWriter/MachO/ArchHandler_x86_64.cpp
@@ -621,7 +621,6 @@ void ArchHandler_x86_64::applyFixupFinal(
     // Fall into llvm_unreachable().
     break;
   }
-  llvm_unreachable("invalid x86_64 Reference Kind");
 }
 
 void ArchHandler_x86_64::applyFixupRelocatable(const Reference &ref,