bootstrap: also create rustc-src component in sysroot

1 files changed, 14 insertions, 0 deletions

diff --git a/src/bootstrap/compile.rs b/src/bootstrap/compile.rs
index 4ccdabe4bb6..4ec4f071944 100644
--- a/src/bootstrap/compile.rs
+++ b/src/bootstrap/compile.rs
@@ -1155,6 +1155,20 @@ impl Step for Sysroot {
                 );
             }
         }
+        // Same for the rustc-src component.
+        let sysroot_lib_rustlib_rustcsrc = sysroot.join("lib/rustlib/rustc-src");
+        t!(fs::create_dir_all(&sysroot_lib_rustlib_rustcsrc));
+        let sysroot_lib_rustlib_rustcsrc_rust = sysroot_lib_rustlib_rustcsrc.join("rust");
+        if let Err(e) =
+            symlink_dir(&builder.config, &builder.src, &sysroot_lib_rustlib_rustcsrc_rust)
+        {
+            eprintln!(
+                "warning: creating symbolic link `{}` to `{}` failed with {}",
+                sysroot_lib_rustlib_rustcsrc_rust.display(),
+                builder.src.display(),
+                e,
+            );
+        }
 
         INTERNER.intern_path(sysroot)
     }