Rust currently supports an unstable option, mir-opt-level (analogous to opt-level) that instructs Rust to perform optimizations at the MIR level. We should investigate whether this gives us any performance improvements over simply using the stable opt-level.
joshlf
commented
7 years ago
Rust currently supports an unstable option,
mir-opt-level(analogous toopt-level) that instructs Rust to perform optimizations at the MIR level. We should investigate whether this gives us any performance improvements over simply using the stableopt-level.