--- a/hotspot/src/share/vm/runtime/arguments.cpp	Fri Apr 11 11:33:00 2014 +0200
+++ b/hotspot/src/share/vm/runtime/arguments.cpp	Mon Apr 14 08:24:28 2014 +0200
@@ -2410,6 +2410,10 @@
   const int num_min_compiler_threads = (TieredCompilation && (TieredStopAtLevel >= CompLevel_full_optimization)) ? 2 : 1;
   status &=verify_min_value(CICompilerCount, num_min_compiler_threads, "CICompilerCount");
 
+  if (!FLAG_IS_DEFAULT(CICompilerCount) && !FLAG_IS_DEFAULT(CICompilerCountPerCPU) && CICompilerCountPerCPU) {
+    warning("The VM option CICompilerCountPerCPU overrides CICompilerCount.");
+  }
+
   return status;
 }