[llvm] [Offload] Add device UID (PR #164391)

[Robert Imschweiler via llvm-commits]

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@@ -29,6 +29,7 @@ def ol_device_info_t : Enum {
     TaggedEtor<"PLATFORM", "ol_platform_handle_t", "the platform associated with the device">,
     TaggedEtor<"NAME", "char[]", "Device name">,
     TaggedEtor<"PRODUCT_NAME", "char[]", "Device user-facing marketing name">,
+    TaggedEtor<"UID", "char[]", "Device UID">,
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ro-i wrote:

but it's not guaranteed to be a UUID (and doesn't need to be).
I don't think that all vendors can agree on UUIDs for their stuff?

https://github.com/llvm/llvm-project/pull/164391