phosek added a comment.

In D93668#2482995 <https://reviews.llvm.org/D93668#2482995>, @rnk wrote:

> I guess a triple of -fuchsia-itanium would be a reasonable way of expressing 
> this.
>
> Why would we want a feature flag for the wasm C++ ABI? Is there a use case 
> for using the webassembly C++ ABI on non-wasm ISAs?

We've been considering the use of WASM as a binary format in Fuchsia at which 
point we'd need to decide which C++ ABI to use in those cases. There are no 
concrete plans yet, but I want to make sure that whatever solution we come up 
with doesn't result in multiple new flags down the line.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D93668/new/

https://reviews.llvm.org/D93668

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