// RUN: %target-sil-opt -enable-sil-verify-all %s -merge-cond_fails | %FileCheck %s

sil_stage canonical

import Builtin
import Swift

// CHECK-LABEL: sil @merge_cond_fail
// CHECK: bb0([[ARG1:%.*]] : $Builtin.Int1, [[ARG2:%.*]] : $Builtin.Int1, [[ARG3:%.*]] : $Builtin.Int1, [[ARG4:%.*]] : $Builtin.Int1, [[ARG5:%.*]] : $*Builtin.Int64):
// CHECK: [[COND1:%.*]] = builtin "or_Int1"([[ARG1]]{{.*}}, [[ARG2]]
// CHECK: {{ cond_fail}} [[COND1]]
// CHECK-NOT: {{ cond_fail}}
// CHECK: [[LD:%.*]] = load [[ARG5]]
// CHECK: [[COND2:%.*]] = builtin "or_Int1"([[ARG3]]{{.*}}, [[ARG4]]
// CHECK: {{ cond_fail}} [[COND2]]
// CHECK:  [[TUPLE:%.*]] = builtin "sadd_with_overflow_Int64"
// CHECK:  [[RES:%.*]] = tuple_extract [[TUPLE]]{{.*}}, 0
// CHECK:  [[OVERFLOW:%.*]] = tuple_extract [[TUPLE]]{{.*}}, 1
// CHECK: {{ cond_fail}} [[OVERFLOW]]
// CHECK: return [[RES]]

sil @merge_cond_fail : $@convention(thin) (Builtin.Int1, Builtin.Int1, Builtin.Int1, Builtin.Int1, @inout Builtin.Int64) -> Builtin.Int64 {
bb0 (%0 : $Builtin.Int1, %1 : $Builtin.Int1, %2 : $Builtin.Int1, %3: $Builtin.Int1, %4 : $*Builtin.Int64):
  cond_fail %0 : $Builtin.Int1
  cond_fail %1 : $Builtin.Int1
  %5 = load %4 : $*Builtin.Int64
  cond_fail %2 : $Builtin.Int1
  cond_fail %3 : $Builtin.Int1
  %6 = integer_literal $Builtin.Int1, -1
  %7 = integer_literal $Builtin.Int64, 1
  %8 = builtin "sadd_with_overflow_Int64"(%5 : $Builtin.Int64, %7 : $Builtin.Int64, %6 : $Builtin.Int1) : $(Builtin.Int64, Builtin.Int1)
  %9 = tuple_extract %8 : $(Builtin.Int64, Builtin.Int1), 0
  %10 = tuple_extract %8 : $(Builtin.Int64, Builtin.Int1), 1
  cond_fail %10 : $Builtin.Int1
  return %9 : $Builtin.Int64
}