Fix ARM build for gcc-4.6

src/arm/lithium-gap-resolver-arm.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 236 matching lines @@
       }
     }
 
   } else if (source->IsConstantOperand()) {
     Operand source_operand = cgen_->ToOperand(source);
     if (destination->IsRegister()) {
       __ mov(cgen_->ToRegister(destination), source_operand);
     } else {
       ASSERT(destination->IsStackSlot());
       ASSERT(!in_cycle_);  // Constant moves happen after all cycles are gone.
-      MemOperand destination_operand = cgen_->ToMemOperand(destination);
       __ mov(kSavedValueRegister, source_operand);
       __ str(kSavedValueRegister, cgen_->ToMemOperand(destination));
     }
 
   } else if (source->IsDoubleRegister()) {
     DoubleRegister source_register = cgen_->ToDoubleRegister(source);
     if (destination->IsDoubleRegister()) {
       __ vmov(cgen_->ToDoubleRegister(destination), source_register);
     } else {
       ASSERT(destination->IsDoubleStackSlot());
-      MemOperand destination_operand = cgen_->ToMemOperand(destination);
-      __ vstr(source_register, destination_operand);
+      __ vstr(source_register, cgen_->ToMemOperand(destination));
     }
 
   } else if (source->IsDoubleStackSlot()) {
     MemOperand source_operand = cgen_->ToMemOperand(source);
     if (destination->IsDoubleRegister()) {
       __ vldr(cgen_->ToDoubleRegister(destination), source_operand);
     } else {
       ASSERT(destination->IsDoubleStackSlot());
       MemOperand destination_operand = cgen_->ToMemOperand(destination);
       if (in_cycle_) {
@@ skipping 16 matching lines @@
     UNREACHABLE();
   }
 
   moves_[index].Eliminate();
 }
 
 
 #undef __
 
 } }  // namespace v8::internal