[clang] [clang-repl] : Fix clang-repl crash with --cuda flag (PR #136404)

[via cfe-commits]

llvmbot wrote:

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Failed to cherry-pick: [21fb19f](https://github.com/llvm/llvm-project/commit/21fb19f3b5d572f608e959af895d781b9b24fbbd)

https://github.com/llvm/llvm-project/actions/runs/14705725537

Please manually backport the fix and push it to your github fork.  Once this is done, please create a [pull request](https://github.com/llvm/llvm-project/compare)

https://github.com/llvm/llvm-project/pull/136404