message: change cargo-miri.rs to fix issue
diff: @@ -333,7 +333,14 @@ path = "lib.rs"
  None => true,
  Some(target) => target == rustc_version::version_meta().unwrap().host,
  };
  - let sysroot = if is_host { dir.join("HOST") } else { PathBuf::from(dir) };
  + let mut sysroot = if is_host { dir.join("HOST") } else { PathBuf::from(dir) };
  + if cfg!(target_os = "windows") {
  + // Replace backslashes in path to slashes as they cause problems.
  + // Win10 Powershell can work with slashes in paths.
  + sysroot = PathBuf::from(
  + String::from(sysroot.to_str().unwrap()).replace("\\", "/")
  + );
  + }
  std::env::set_var("MIRI_SYSROOT", &sysroot); // pass the env var to the processes we spawn, which will turn it into "--sysroot" flags
  if print_env {
  println!("MIRI_SYSROOT={}", sysroot.display());
  