--- src/third_party/mozjs-60/platform/aarch64/freebsd/build/Unified_cpp_js_src9.cpp.orig	2019-11-14 10:50:10 UTC
+++ src/third_party/mozjs-60/platform/aarch64/freebsd/build/Unified_cpp_js_src9.cpp
@@ -0,0 +1,55 @@
+#define MOZ_UNIFIED_BUILD
+#include "irregexp/NativeRegExpMacroAssembler.cpp"
+#ifdef PL_ARENA_CONST_ALIGN_MASK
+#error "irregexp/NativeRegExpMacroAssembler.cpp uses PL_ARENA_CONST_ALIGN_MASK, so it cannot be built in unified mode."
+#undef PL_ARENA_CONST_ALIGN_MASK
+#endif
+#ifdef INITGUID
+#error "irregexp/NativeRegExpMacroAssembler.cpp defines INITGUID, so it cannot be built in unified mode."
+#undef INITGUID
+#endif
+#include "irregexp/RegExpAST.cpp"
+#ifdef PL_ARENA_CONST_ALIGN_MASK
+#error "irregexp/RegExpAST.cpp uses PL_ARENA_CONST_ALIGN_MASK, so it cannot be built in unified mode."
+#undef PL_ARENA_CONST_ALIGN_MASK
+#endif
+#ifdef INITGUID
+#error "irregexp/RegExpAST.cpp defines INITGUID, so it cannot be built in unified mode."
+#undef INITGUID
+#endif
+#include "irregexp/RegExpCharacters.cpp"
+#ifdef PL_ARENA_CONST_ALIGN_MASK
+#error "irregexp/RegExpCharacters.cpp uses PL_ARENA_CONST_ALIGN_MASK, so it cannot be built in unified mode."
+#undef PL_ARENA_CONST_ALIGN_MASK
+#endif
+#ifdef INITGUID
+#error "irregexp/RegExpCharacters.cpp defines INITGUID, so it cannot be built in unified mode."
+#undef INITGUID
+#endif
+#include "irregexp/RegExpEngine.cpp"
+#ifdef PL_ARENA_CONST_ALIGN_MASK
+#error "irregexp/RegExpEngine.cpp uses PL_ARENA_CONST_ALIGN_MASK, so it cannot be built in unified mode."
+#undef PL_ARENA_CONST_ALIGN_MASK
+#endif
+#ifdef INITGUID
+#error "irregexp/RegExpEngine.cpp defines INITGUID, so it cannot be built in unified mode."
+#undef INITGUID
+#endif
+#include "irregexp/RegExpInterpreter.cpp"
+#ifdef PL_ARENA_CONST_ALIGN_MASK
+#error "irregexp/RegExpInterpreter.cpp uses PL_ARENA_CONST_ALIGN_MASK, so it cannot be built in unified mode."
+#undef PL_ARENA_CONST_ALIGN_MASK
+#endif
+#ifdef INITGUID
+#error "irregexp/RegExpInterpreter.cpp defines INITGUID, so it cannot be built in unified mode."
+#undef INITGUID
+#endif
+#include "irregexp/RegExpMacroAssembler.cpp"
+#ifdef PL_ARENA_CONST_ALIGN_MASK
+#error "irregexp/RegExpMacroAssembler.cpp uses PL_ARENA_CONST_ALIGN_MASK, so it cannot be built in unified mode."
+#undef PL_ARENA_CONST_ALIGN_MASK
+#endif
+#ifdef INITGUID
+#error "irregexp/RegExpMacroAssembler.cpp defines INITGUID, so it cannot be built in unified mode."
+#undef INITGUID
+#endif
\ No newline at end of file