[SYCL][NFC] Code cleanup revealed by self-build (#3230)

Author: zahiraam

sycl/plugins/level_zero/pi_level_zero.cpp

@@ -4797,6 +4797,8 @@ enqueueMemImageCommandHelper(pi_command_type CommandType, pi_queue Queue,
 
       // TODO: Level Zero does not support row_pitch/slice_pitch for images yet.
       // Check that SYCL RT did not want pitch larger than default.
+    (void)RowPitch;
+    (void)SlicePitch;
 #ifndef NDEBUG
     PI_ASSERT(SrcMem->isImage(), PI_INVALID_MEM_OBJECT);
 

sycl/source/detail/memory_manager.cpp

@@ -112,6 +112,8 @@ void *MemoryManager::allocateInteropMemObject(
     ContextImplPtr TargetContext, void *UserPtr,
     const EventImplPtr &InteropEvent, const ContextImplPtr &InteropContext,
     const sycl::property_list &, RT::PiEvent &OutEventToWait) {
+  (void)TargetContext;
+  (void)InteropContext;
   // If memory object is created with interop c'tor return cl_mem as is.
   assert(TargetContext == InteropContext && "Expected matching contexts");
   OutEventToWait = InteropEvent->getHandleRef();