[clang] [clang] Add missing LinkageSpec case to getCursorKindForDecl (PR #72401)

[Shivam Gupta via cfe-commits]

xgupta wrote:

> By the way, I don't have permission to merge, so feel free to do it when you think it's ready.

Thanks for the contribution.


https://github.com/llvm/llvm-project/pull/72401