error: invalid signature for `extern "x86-interrupt"` function
  --> $DIR/interrupt-invalid-signature.rs:83:53
   |
LL | extern "x86-interrupt" fn x86_ret(_p: *const u8) -> u8 {
   |                                                     ^^
   |
   = note: functions with the "x86-interrupt" ABI cannot have a return type
help: remove the return type
  --> $DIR/interrupt-invalid-signature.rs:83:53
   |
LL | extern "x86-interrupt" fn x86_ret(_p: *const u8) -> u8 {
   |                                                     ^^

error: invalid signature for `extern "x86-interrupt"` function
  --> $DIR/interrupt-invalid-signature.rs:89:1
   |
LL | extern "x86-interrupt" fn x86_0() {
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = note: functions with the "x86-interrupt" ABI must be have either 1 or 2 parameters (but found 0)

error: invalid signature for `extern "x86-interrupt"` function
  --> $DIR/interrupt-invalid-signature.rs:100:33
   |
LL | extern "x86-interrupt" fn x86_3(_p1: *const u8, _p2: *const u8, _p3: *const u8) {
   |                                 ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
   |
   = note: functions with the "x86-interrupt" ABI must be have either 1 or 2 parameters (but found 3)

error: aborting due to 3 previous errors