[llvm] [WebAssembly] Replace Reachability with SCCs in Irreducible CFG Fixer (PR #179722)

[Kamil Jakubus via llvm-commits]

jkbz64 wrote:

> I assumed that using "int" as the key rather than a pointer would help save some minuscule amount of memory

Aight, I agree this is more readable and more futureproof if makeSingleEntryLoop theoretically were to change on that regard, will leave it up to maintainers if they care about the theoretical memory improvement they can drop the commit.

https://github.com/llvm/llvm-project/pull/179722