+ // Some environments don't want or need these tools, such as when testing Miri.
+ // FIXME: it would be better to refactor this code to split necessary setup from pure sanity
+ // checks, and have a regular flag for skipping the latter. Also see
+ // <https://github.com/rust-lang/rust/pull/103569#discussion_r1008741742>.
+ if env::var_os("BOOTSTRAP_SKIP_TARGET_SANITY").is_some() {
+ continue;
+ }
+