// RUN: cir-opt %s -verify-diagnostics -split-input-file
cir.func coroutine @bad_task() { // expected-error {{coroutine body must use at least one cir.await op}}
  cir.return
}

// -----

cir.func coroutine @missing_condition() {
  cir.scope {
    cir.await(user, ready : { // expected-error {{ready region must end with cir.condition}}
      cir.yield
    }, suspend : {
      cir.yield
    }, resume : {
      cir.yield
    },)
  }
  cir.coro.body {
  }
  cir.return
}