[clang] [llvm] [flang-rt] Pass the whole path of libflang_rt.runtime.a to linker on AIX (PR #131041)

[Fangrui Song via llvm-commits]

https://github.com/MaskRay commented:

Haven't read all comments. But the PR now changes many files, and there is a noticeable change to clang/lib/Driver/ToolChains/PPCLinux.cpp . However, the description hasn't been updated.

https://github.com/llvm/llvm-project/pull/131041