[llvm] [libsycl] Implement USM fill & memset queue API (PR #217933)

[Kseniya Tikhomirova via llvm-commits]

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@@ -0,0 +1,38 @@
+#include <sycl/sycl.hpp>
+
+#include <cassert>
+
+constexpr std::size_t DataSize = 1024;
+
+template <typename DataT> bool verify(DataT *Ptr, int Pattern) {
+  for (std::size_t I = 0; I < DataSize; ++I)
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KseniyaTikhomirova wrote:

DataSize sounds like iteration in bytes. ElementsCount?

https://github.com/llvm/llvm-project/pull/217933