File: simplify_cond_fail.sil

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// RUN: %target-sil-opt -enable-sil-verify-all %s -onone-simplification -simplify-instruction=cond_fail | %FileCheck %s

// REQUIRES: swift_in_compiler

import Swift
import Builtin

// CHECK-LABEL: sil @not_failing
// CHECK-NOT:     cond_fail
// CHECK:       } // end sil function 'not_failing'
sil @not_failing : $@convention(thin) () -> () {
bb0:
  %0 = integer_literal $Builtin.Int1, 0
  cond_fail %0 : $Builtin.Int1, "not failing"
  %r = tuple ()
  return %r : $()
}

// CHECK-LABEL: sil @failing
// CHECK:         cond_fail
// CHECK:       } // end sil function 'failing'
sil @failing : $@convention(thin) () -> () {
bb0:
  %0 = integer_literal $Builtin.Int1, -1
  cond_fail %0 : $Builtin.Int1, "failing"
  %r = tuple ()
  return %r : $()
}

// CHECK-LABEL: sil @unknown
// CHECK:         cond_fail
// CHECK:       } // end sil function 'unknown'
sil @unknown : $@convention(thin) (Builtin.Int1) -> () {
bb0(%0 : $Builtin.Int1):
  cond_fail %0 : $Builtin.Int1, "unknown"
  %r = tuple ()
  return %r : $()
}