[flang-commits] [flang] [flang] Remove "unsafe-fp-math" attribute support (PR #162783)

[via flang-commits]

paperchalice wrote:

> Thanks for the changes!
> 
> Can you please clarify whether all target CGs have been fixed in LLVM not to rely on this function attribute?

Now powerpc is the only backend that relies on "unsafe-fp-math", and 

https://github.com/llvm/llvm-project/pull/162783