diff -up firefox-60.5.0/js/src/jit/AtomicOperations.h.jit-atomic-lucky firefox-60.5.0/js/src/jit/AtomicOperations.h
--- firefox-60.5.0/js/src/jit/AtomicOperations.h.jit-atomic-lucky	2019-02-01 13:41:16.605479073 +0100
+++ firefox-60.5.0/js/src/jit/AtomicOperations.h	2019-02-01 13:45:19.545693214 +0100
@@ -394,7 +394,7 @@ inline bool AtomicOperations::isLockfree
 #elif defined(__s390__) || defined(__s390x__)
 #include "jit/none/AtomicOperations-feeling-lucky.h"
 #else
-#error "No AtomicOperations support provided for this platform"
+#include "jit/none/AtomicOperations-feeling-lucky.h"
 #endif
 
 #endif  // jit_AtomicOperations_h