The mrustc author confirms that bootstrapping rustc is feasible. Will explore that next.
On Fri, Nov 17, 2017 at 5:46 PM Devrandom <c1.devran...@niftybox.net> wrote: > I made some progress with walking back the Rust version, getting to > 2016-04-01 nightly (pre-1.8.0). A rough cut of what I did is here: > > > https://github.com/devrandom/powersoftau/compare/experiment-devrandom-vendor...devrandom:experiment-devrandom-old-compile > > This doesn't quite get us to when zcash was announced in January of 2016. > To make further progress, I will look into backporting the question-mark > operator from > https://github.com/rust-lang/rust/commit/210dd611aa1bd80ed2f4e663b3c4b87b3cea069a > to > an earlier nightly. > > Will consider Peter's points and respond later. > >