jyknight added a comment.

> no-compact-unwind is particularly useful for newer x86_64 platforms: we don't 
> want to omit DWARF unwind for x86_64 in general due to possible backwards 
> compat issues, but we should make it possible for people to opt into this 
> behavior if they are only targeting newer platforms.

Shouldn't we make `default` imply `no-compact-unwind` when the target triple OS 
version is high enough? (Compact-unwind was added in macOS 10.6, correct? 
That's lower than anyone realistically targets these days...)


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D122258/new/

https://reviews.llvm.org/D122258

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