rustc-ap-rustc_target 643.0.0

Automatically published version of the package `rustc_target` in the rust-lang/rust repository from commit dc4242d9052a42cdf329c3a2430d02a3b3d415cb The publishing script for this crate lives at:

librustc_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 guide.