Use symbols in lint tool list

1 files changed, 6 insertions, 5 deletions

diff --git a/src/bootstrap/bin/rustc.rs b/src/bootstrap/bin/rustc.rs
index a1333ff3dc7..242074fec77 100644
--- a/src/bootstrap/bin/rustc.rs
+++ b/src/bootstrap/bin/rustc.rs
@@ -306,14 +306,15 @@ fn main() {
     }
 
     // This is required for internal lints.
-    cmd.arg("-Zunstable-options");
     if let Some(crate_name) = args.windows(2).find(|a| &*a[0] == "--crate-name") {
         let crate_name = crate_name[1].to_string_lossy();
-        if crate_name.starts_with("rustc")
-            || crate_name.starts_with("syntax")
-            || crate_name == "arena"
-            || crate_name == "fmt_macros"
+        if crate_name != "rustc_version"
+            && (crate_name.starts_with("rustc")
+                || crate_name.starts_with("syntax")
+                || crate_name == "arena"
+                || crate_name == "fmt_macros")
         {
+            cmd.arg("-Zunstable-options");
             if stage != "0" {
                 cmd.arg("-Wrustc::internal");
             }