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

*** 90,100 ****
  
  class StubGenerator: public StubCodeGenerator {
   private:
  
  #ifdef PRODUCT
! #define inc_counter_np(counter) (0)
  #else
    void inc_counter_np_(int& counter) {
      // This can destroy rscratch1 if counter is far from the code cache
      __ incrementl(ExternalAddress((address)&counter));
    }
--- 90,100 ----
  
  class StubGenerator: public StubCodeGenerator {
   private:
  
  #ifdef PRODUCT
! #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));
    }