message: fix(llvm-backend) Mark some variables as unused.
diff: @@ -49,24 +49,22 @@ pub unsafe fn install_signal_handler() {
  SaFlags::SA_ONSTACK | SaFlags::SA_SIGINFO,
  SigSet::empty(),
  );
  - // sigaction(SIGFPE, &sa).unwrap();
  - // sigaction(SIGILL, &sa).unwrap();
  sigaction(SIGSEGV, &sa).unwrap();
  sigaction(SIGBUS, &sa).unwrap();
  }
  #[cfg_attr(nightly, unwind(allowed))]
  extern "C" fn signal_trap_handler(
  - signum: ::nix::libc::c_int,
  - siginfo: *mut siginfo_t,
  - ucontext: *mut c_void,
  + _signum: ::nix::libc::c_int,
  + _siginfo: *mut siginfo_t,
  + _ucontext: *mut c_void,
  ) {
  unsafe {
  - /// Apparently, we can unwind from arbitary instructions, as long
  - /// as we don't need to catch the exception inside the function that
  - /// was interrupted.
  - ///
  - /// This works on macos, not sure about linux.
  + // Apparently, we can unwind from arbitary instructions, as long
  + // as we don't need to catch the exception inside the function that
  + // was interrupted.
  + //
  + // This works on macos, not sure about linux.
  throw_trap(2);
  }
  }
  