[PATCH] D92245: -fstack-clash-protection: Return an actual error when used on unsupported OS

[serge via Phabricator via cfe-commits]

serge-sans-paille added a comment.

In D92245#2425817 <https://reviews.llvm.org/D92245#2425817>, @emaste wrote:

>> How do things go wrong on Darwin? I was under the impression that this was implemented in LLVM as strictly inline code, no runtime support required.
>
> That is my impression as well (although it seems that an earlier version might have emitted calls to a stack probe routine?)

The original security advisory doesn't mention Darwin, but there's nothing specific to Darwin in the stack clash protection implementation, so I'm fine with allowing it for Darwin too.


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https://reviews.llvm.org/D92245