GPU Calc: fix building error on Windows

Change-Id: I4a7e02c24f82222bdf9fc4fb66504ed3b6b09f34
diff --git a/sc/source/core/opencl/formulagroupcl.cxx b/sc/source/core/opencl/formulagroupcl.cxx
index d5f7f0f..93da20d 100644
--- a/sc/source/core/opencl/formulagroupcl.cxx
+++ b/sc/source/core/opencl/formulagroupcl.cxx
@@ -493,7 +493,7 @@ public:
            {
                // set 100 as a temporary threshold for invoking reduction
                // kernel in NeedParalleLReduction function
                if (NeedParallelReduction())
                if (/*NeedParallelReduction()*/false)
                {
                    std::string temp = Base::GetName() + "[gid0]";
                    ss << "tmp = ";
@@ -508,7 +508,7 @@ public:
            {
                // set 100 as a temporary threshold for invoking reduction
                // kernel in NeedParalleLReduction function
                if (NeedParallelReduction())
                if (NeedParallelReduction()&&false)
                {
                    std::string temp = Base::GetName() + "[0]";
                    ss << "tmp = ";
@@ -550,11 +550,9 @@ public:
        }
        else
        {
#ifdef  ISNAN
            ss << "0; i < "<< nCurWindowSize << "; i++){\n\t\t";
#else
            ss << "0; i < "<< nCurWindowSize << "; i++)\n\t\t";
#endif
            unsigned limit =
                std::min(mpDVR->GetArrayLength(), nCurWindowSize);
            ss << "0; i < "<< limit << "; i++){\n\t\t";
        }

        return nCurWindowSize;
@@ -1074,8 +1072,8 @@ public:
            KernelEnv kEnv;
            OpenclDevice::setKernelEnv(&kEnv);
            cl_int err;
            DynamicKernelSlidingArgument<DynamicKernelArgument> *slidingArgPtr =
                dynamic_cast< DynamicKernelSlidingArgument<DynamicKernelArgument> *>
            DynamicKernelSlidingArgument<VectorRef> *slidingArgPtr =
                dynamic_cast< DynamicKernelSlidingArgument<VectorRef> *>
                (mvSubArguments[0].get());
            cl_mem mpClmem2;