File: coroutines_failure_yieldonce_twice.sil

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// RUN: not --crash %target-swift-frontend %s -emit-silgen -verify
// REQUIRES: asserts

sil_stage canonical

import Swift

sil [ossa] @yield : $@yield_once (Int, Float) -> (@yields Int, @yields Float) {
bb0(%0 : $Int, %1 : $Float):
  yield (%0 : $Int, %1 : $Float), resume bb1, unwind bb3

bb1:
  yield (%0 : $Int, %1 : $Float), resume bb2, unwind bb4

bb2:
  %r = tuple ()
  return %r : $()

bb3:
  unwind

bb4:
  unwind
}