f07f800364
ARMv6K Horizon OS panic change After a small change to `backtrace-rs` ([#448](https://github.com/rust-lang/backtrace-rs/pull/448)), `PanicStrategy::Unwind` is now fully supported.
rustc_target contains some very low-level details that are
specific to different compilation targets and so forth.
For more information about how rustc works, see the rustc dev guide.