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-rw-r--r--compiler/rustc_driver_impl/src/lib.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/compiler/rustc_driver_impl/src/lib.rs b/compiler/rustc_driver_impl/src/lib.rs
index 97210d9a662..4362007d4ba 100644
--- a/compiler/rustc_driver_impl/src/lib.rs
+++ b/compiler/rustc_driver_impl/src/lib.rs
@@ -731,6 +731,7 @@ fn print_crate_info(
                 targets.sort_unstable();
                 println_info!("{}", targets.join("\n"));
             }
+            HostTuple => println_info!("{}", rustc_session::config::host_tuple()),
             Sysroot => println_info!("{}", sess.sysroot.display()),
             TargetLibdir => println_info!("{}", sess.target_tlib_path.dir.display()),
             TargetSpec => {