/// Tries to infer the path of a binary for the target toolchain from the linker name.
pub(crate) fn get_toolchain_binary(sess: &Session, tool: &str) -> PathBuf {
let (mut linker, _linker_flavor) = linker_and_flavor(sess);
- let linker_file_name = linker
- .file_name()
- .and_then(|name| name.to_str())
- .unwrap_or_else(|| sess.fatal("couldn't extract file name from specified linker"));
+ let linker_file_name =
+ linker.file_name().unwrap().to_str().expect("linker filename should be valid UTF-8");
if linker_file_name == "ld.lld" {
if tool != "ld" {