[clang] [llvm] [CUDA] Add a pseudo GPU sm_next which allows overriding for SM/PTX version. (PR #100247)

[Joseph Huber via llvm-commits]

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@@ -96,6 +96,7 @@ static const OffloadArchToStringMap arch_names[] = {
     SM(89),                          // Ada Lovelace
     SM(90),                          // Hopper
     SM(90a),                         // Hopper
+    SM(next),                        // Placeholder for a new arch.
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jhuber6 wrote:

I'm guessing it's intentional that when we add a new `sm` it will take that old value that `sm_next` had?

https://github.com/llvm/llvm-project/pull/100247