[lld] [lld][WebAssembly] Drop llvm_cov sections when llvm_prf segments are discarded (PR #172023)

[via llvm-commits]

Spxg wrote:

> Special-casing LLVM code coverage sections feels like the wrong direction. Instead, we should use section metadata to explicitly encode dependency relationships

That sounds like a long-term solution. It’s probably not this PR can address. @sbc100, what do you think?





https://github.com/llvm/llvm-project/pull/172023