Manually code-sign after running install_name_tool

Author: frewsxcv

src/bootstrap/compile.rs

@@ -356,14 +356,11 @@ fn copy_sanitizers(
         builder.copy(&runtime.path, &dst);
 
         if target == "x86_64-apple-darwin" || target == "aarch64-apple-darwin" {
-            // Update the library install name reflect the fact it has been renamed.
-            let status = Command::new("install_name_tool")
-                .arg("-id")
-                .arg(format!("@rpath/{}", runtime.name))
-                .arg(&dst)
-                .status()
-                .expect("failed to execute `install_name_tool`");
-            assert!(status.success());
+            // Update the library’s install name to reflect that it has has been renamed.
+            apple_darwin_update_library_name(&dst, &format!("@rpath/{}", &runtime.name));
+            // Upon renaming the install name, the code signature of the file will invalidate,
+            // so we will sign it again.
+            apple_darwin_sign_file(&dst);
         }
 
         target_deps.push(dst);
@@ -372,6 +369,27 @@ fn copy_sanitizers(
     target_deps
 }
 
+fn apple_darwin_update_library_name(library_path: &Path, new_name: &str) {
+    let status = Command::new("install_name_tool")
+        .arg("-id")
+        .arg(new_name)
+        .arg(library_path)
+        .status()
+        .expect("failed to execute `install_name_tool`");
+    assert!(status.success());
+}
+
+fn apple_darwin_sign_file(file_path: &Path) {
+    let status = Command::new("codesign")
+        .arg("-f") // Force to rewrite the existing signature
+        .arg("-s")
+        .arg("-")
+        .arg(file_path)
+        .status()
+        .expect("failed to execute `codesign`");
+    assert!(status.success());
+}
+
 #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
 pub struct StartupObjects {
     pub compiler: Compiler,