src/cpu/x86/vm/stubGenerator_x86_64.cpp

rev 4131 : 8014431: cleanup warnings indicated by the -Wunused-value compiler option on linux
8015265: revise the fix for 8007037
Reviewed-by: sspitsyn, dholmes, dcubed, coleenp
Contributed-by: jeremymanson@google.com, calvin.cheung@oracle.com

@@ -90,11 +90,11 @@
 
 class StubGenerator: public StubCodeGenerator {
  private:
 
 #ifdef PRODUCT
-#define inc_counter_np(counter) (0)
+#define inc_counter_np(counter) ((void)0)
 #else
   void inc_counter_np_(int& counter) {
     // This can destroy rscratch1 if counter is far from the code cache
     __ incrementl(ExternalAddress((address)&counter));
   }