Index: /trunk/src/VBox/Runtime/common/log/log.cpp
===================================================================
--- /trunk/src/VBox/Runtime/common/log/log.cpp	(revision 41307)
+++ /trunk/src/VBox/Runtime/common/log/log.cpp	(revision 41308)
@@ -185,6 +185,11 @@
 /** Default logger instance. Make it weak because our RC module loader does not
  *  necessarily resolve this symbol and the compiler _must_ check if this is
- *  the case or not. */
+ *  the case or not. That doesn't work for Darwin (``incompatible feature used:
+ *  .weak_reference (must specify "-dynamic" to be used'') */
+# ifdef RT_OS_DARWIN
+extern "C" DECLIMPORT(RTLOGGERRC) g_Logger;
+# else
 extern "C" DECLWEAK(DECLIMPORT(RTLOGGERRC)) g_Logger;
+# endif
 #else /* !IN_RC */
 /** Default logger instance. */