[clang] [libunwind] [lld] [llvm] [wasm] Toolchain support for `wasm32-wali-linux-musl` target (PR #156087)

[Derek Schuff via llvm-commits]

dschuff wrote:

Oh, I missed that the rust doc mentions the ABI difference... but now I have more questions :D 
"This is required to mantain minimum source code changes for 64-bit host platforms currently supported. "
What does this mean? I would assume the minimum changes would be required for porting from ILP32 linux platforms, not LP64 platforms?

https://github.com/llvm/llvm-project/pull/156087