Oof, thanks for pointing that out, I hadn't noticed and I've only ever used F# on .NET.
replyThat's terrible on Fable's part, the least they could do is truncate. I wasn't aware Fable's translation is so naive.
Fable is great but it has a surprising number of these hidden behaviour changes that are really hard to detect when writing code against it.
replyI haven't used Fable much, but apparently it maps .NET arrays to js TypedArray. Presumably you could keep the registers in 8-element array and fable will properly produce a Uint8Array. I'd like to benchmark that.
replyIt’s really hard to please everyone all of the time on this front.
replyThis kind of thing is why Roc compiles to WASM but not JS.