Index: lib/Support/DynamicLibrary.cpp
===================================================================
--- lib/Support/DynamicLibrary.cpp
+++ lib/Support/DynamicLibrary.cpp
@@ -56,8 +56,11 @@
 DynamicLibrary DynamicLibrary::getPermanentLibrary(const char *filename,
                                                    std::string *errMsg) {
   SmartScopedLock<true> lock(*SymbolsMutex);
-
-  void *handle = dlopen(filename, RTLD_LAZY|RTLD_GLOBAL);
+  int flags = RTLD_LAZY | RTLD_GLOBAL;
+#if defined(__APPLE__)
+  flags |= RTLD_FIRST;
+#endif
+  void *handle = dlopen(filename, flags);
   if (!handle) {
     if (errMsg) *errMsg = dlerror();
     return DynamicLibrary();