Fix -Wsign-compare warnings

Change-Id: I874dc007ac657c25a72c6752c1a2da74c028a822


[ROCm/hip commit: a6aef2a36a]

projects/hip/rocclr/hip_global.cpp

@@ -98,7 +98,7 @@ hipError_t Function::getDynFunc(hipFunction_t* hfunc, hipModule_t hmod) {
 hipError_t Function::getStatFunc(hipFunction_t* hfunc, int deviceId) {
   guarantee(modules_ != nullptr);
   guarantee(deviceId >= 0);
-  guarantee(deviceId < modules_->size());
+  guarantee(static_cast<size_t>(deviceId) < modules_->size());
 
   hipModule_t module = (*modules_)[deviceId].first;
   FatBinaryMetaInfo* fb_meta = (*modules_)[deviceId].second;
@@ -121,7 +121,7 @@ hipError_t Function::getStatFunc(hipFunction_t* hfunc, int deviceId) {
 hipError_t Function::getStatFuncAttr(hipFuncAttributes* func_attr, int deviceId) {
   guarantee(modules_ != nullptr);
   guarantee(deviceId >= 0);
-  guarantee(deviceId < modules_->size());
+  guarantee(static_cast<size_t>(deviceId) < modules_->size());
 
   hipModule_t module = (*modules_)[deviceId].first;
   FatBinaryMetaInfo* fb_meta = (*modules_)[deviceId].second;
@@ -166,7 +166,7 @@ Var::~Var() {
 
 hipError_t Var::getDeviceVar(DeviceVar** dvar, int deviceId, hipModule_t hmod) {
   guarantee(deviceId >= 0);
-  guarantee(deviceId < g_devices.size());
+  guarantee(static_cast<size_t>(deviceId) < g_devices.size());
   guarantee(dVar_.size() == g_devices.size());
 
   if (dVar_[deviceId] == nullptr) {
@@ -179,7 +179,7 @@ hipError_t Var::getDeviceVar(DeviceVar** dvar, int deviceId, hipModule_t hmod) {
 
 hipError_t Var::getStatDeviceVar(DeviceVar** dvar, int deviceId) {
   guarantee(deviceId >= 0);
-  guarantee(deviceId < g_devices.size());
+  guarantee(static_cast<size_t>(deviceId) < g_devices.size());
 
   hipModule_t module = (*modules_)[deviceId].first;
   FatBinaryMetaInfo* fb_meta = (*modules_)[deviceId].second;

projects/hip/rocclr/hip_hmm.cpp

@@ -112,7 +112,8 @@ hipError_t hipMemPrefetchAsync(const void* dev_ptr, size_t count, int device,
 hipError_t hipMemAdvise(const void* dev_ptr, size_t count, hipMemoryAdvise advice, int device) {
   HIP_INIT_API(hipMemAdvise, dev_ptr, count, advice, device);
 
-  if ((dev_ptr == nullptr) || (count == 0) || (device >= g_devices.size())) {
+  if ((dev_ptr == nullptr) || (count == 0) ||
+      (static_cast<size_t>(device) >= g_devices.size())) {
     HIP_RETURN(hipErrorInvalidValue);
   }
   amd::Device* dev = g_devices[device]->devices()[0];