[clang] [clang] check deduction consistency when partial ordering function templates (PR #100692)

[Matheus Izvekov via cfe-commits]

mizvekov wrote:

> Building abseil-cpp with the new Clang runs into errors. Are they expected?

Nevermind, that's a different failure. Still investigating.



https://github.com/llvm/llvm-project/pull/100692