tests/compile-fail/fs/unix_open_missing_required_mode.rs

   1 // ignore-windows: No libc on Windows
   2 // compile-flags: -Zmiri-disable-isolation
   3
   4 #![feature(rustc_private)]
   5
   6 extern crate libc;
   7
   8 fn main() {
   9     test_file_open_missing_needed_mode();
  10 }
  11
  12 fn test_file_open_missing_needed_mode() {
  13     let name = b"missing_arg.txt\0";
  14     let name_ptr = name.as_ptr().cast::<libc::c_char>();
  15     let _fd = unsafe { libc::open(name_ptr, libc::O_CREAT) }; //~ ERROR Undefined Behavior: incorrect number of arguments for `open` with `O_CREAT`: got 2, expected 3
  16 }