[llvm] [offload] draft POC: verify event synchronization (PR #193927)

[Piotr Balcer via llvm-commits]

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@@ -0,0 +1,16 @@
+#include <gpuintrin.h>
+#include <stdint.h>
+
+[[clang::loader_uninitialized]]
+__gpu_local uint32_t shared_mem[64];
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pbalcer wrote:

Is this needed for anything?

https://github.com/llvm/llvm-project/pull/193927