#15536 has turned out to be a big nothing burger, which means we can and should remove [this scary sounding warning about f64 -> f32 casts](https://github.com/rust-lang/rust/blob/1731bf8049258e63257f6dde48b375acafaeb4ef/src/librustc_typeck/check/demand.rs#L502). cc @estebank
#15536 has turned out to be a big nothing burger, which means we can and should remove this scary sounding warning about f64 -> f32 casts.
cc @estebank