--- old/src/cpu/x86/vm/c1_LIRAssembler_x86.cpp	2015-01-28 17:45:09.846214746 -0500
+++ new/src/cpu/x86/vm/c1_LIRAssembler_x86.cpp	2015-01-28 17:45:08.810154889 -0500
@@ -3991,12 +3991,10 @@
 
 void LIR_Assembler::membar_acquire() {
   // No x86 machines currently require load fences
-  // __ load_fence();
 }
 
 void LIR_Assembler::membar_release() {
   // No x86 machines currently require store fences
-  // __ store_fence();
 }
 
 void LIR_Assembler::membar_loadload() {