//@ignore-windows: No libc on Windows #![feature(rustc_private)] extern crate libc; fn main() { let rw = std::cell::UnsafeCell::new(libc::PTHREAD_RWLOCK_INITIALIZER); unsafe { assert_eq!(libc::pthread_rwlock_wrlock(rw.get()), 0); libc::pthread_rwlock_destroy(rw.get()); //~ ERROR: destroyed a locked rwlock } }