[llvm] [TableGen] Rework error reporting for duplicate Feature/Processor. (PR #102257)

[Sergei Barannikov via llvm-commits]

s-barannikov wrote:

Have you figured what was the issue with sorting? I couldn't find any pointer comparisons or anything else that would cause llvm::sort to behave differently from run to run.


https://github.com/llvm/llvm-project/pull/102257