[llvm] [TLI] Fix replace-with-veclib crash with invalid arguments (PR #77112)

[Paschalis Mpeis via llvm-commits]

paschalis-mpeis wrote:

REVERTED:

Causes some linker crash onbuilder: llvm-nvptx64-nvidia-ubuntu
More: https://lab.llvm.org/buildbot/#/builders/234/builds/17734

https://github.com/llvm/llvm-project/pull/77112