/// before llvm_start_multithreaded().
void llvm_release_global_lock();
- /// llvm_execute_on_thread - Execute the given \arg UserFn on a separate
- /// thread, passing it the provided \arg UserData.
+ /// llvm_execute_on_thread - Execute the given \p UserFn on a separate
+ /// thread, passing it the provided \p UserData.
///
/// This function does not guarantee that the code will actually be executed
/// on a separate thread or honoring the requested stack size, but tries to do