; LLVM IR from kazunetakahashi/atcoder :: 201411_201509/0329_UTPC2014 (K)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca [1048576 x i8], align 16
  %7 = alloca [1048576 x i32], align 16
  %8 = alloca i8, align 1
  %9 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #5
  %10 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %11 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %10, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %12 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %11, ptr noundef nonnull align 4 dereferenceable(4) %4)
  %13 = load i32, ptr %2, align 4, !tbaa !5
  %14 = load i32, ptr %4, align 4, !tbaa !5
  %15 = icmp eq i32 %13, %14
  br i1 %15, label %16, label %19

16:                                               ; preds = %0
  %17 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef 0)
  %18 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %17, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  store i32 0, ptr %1, align 4
  store i32 1, ptr %5, align 4
  br label %91

19:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 1048576, ptr %6) #5
  call void @llvm.lifetime.start.p0(i64 4194304, ptr %7) #5
  %20 = getelementptr inbounds [1048576 x i8], ptr %6, i64 0, i64 0
  %21 = getelementptr inbounds [1048576 x i8], ptr %6, i64 0, i64 0
  %22 = getelementptr inbounds i8, ptr %21, i64 1048576
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #5
  store i8 0, ptr %8, align 1, !tbaa !9
  call void @_ZSt4fillIPbbEvT_S1_RKT0_(ptr noundef %20, ptr noundef %22, ptr noundef nonnull align 1 dereferenceable(1) %8)
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #5
  %23 = load i32, ptr %2, align 4, !tbaa !5
  %24 = getelementptr inbounds [1048576 x i32], ptr %7, i64 0, i64 0
  store i32 %23, ptr %24, align 16, !tbaa !5
  %25 = load i32, ptr %2, align 4, !tbaa !5
  %26 = sext i32 %25 to i64
  %27 = getelementptr inbounds [1048576 x i8], ptr %6, i64 0, i64 %26
  store i8 1, ptr %27, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #5
  store i32 0, ptr %9, align 4, !tbaa !5
  br label %28

28:                                               ; preds = %84, %19
  %29 = load i32, ptr %9, align 4, !tbaa !5
  %30 = sext i32 %29 to i64
  %31 = icmp slt i64 %30, 1048575
  br i1 %31, label %33, label %32

32:                                               ; preds = %28
  store i32 2, ptr %5, align 4
  br label %87

33:                                               ; preds = %28
  %34 = load i32, ptr %9, align 4, !tbaa !5
  %35 = sext i32 %34 to i64
  %36 = getelementptr inbounds [1048576 x i32], ptr %7, i64 0, i64 %35
  %37 = load i32, ptr %36, align 4, !tbaa !5
  %38 = sdiv i32 %37, 2
  %39 = load i32, ptr %9, align 4, !tbaa !5
  %40 = sext i32 %39 to i64
  %41 = getelementptr inbounds [1048576 x i32], ptr %7, i64 0, i64 %40
  %42 = load i32, ptr %41, align 4, !tbaa !5
  %43 = srem i32 %42, 2
  %44 = load i32, ptr %3, align 4, !tbaa !5
  %45 = mul nsw i32 %43, %44
  %46 = xor i32 %38, %45
  %47 = load i32, ptr %9, align 4, !tbaa !5
  %48 = add nsw i32 %47, 1
  %49 = sext i32 %48 to i64
  %50 = getelementptr inbounds [1048576 x i32], ptr %7, i64 0, i64 %49
  store i32 %46, ptr %50, align 4, !tbaa !5
  %51 = load i32, ptr %9, align 4, !tbaa !5
  %52 = add nsw i32 %51, 1
  %53 = sext i32 %52 to i64
  %54 = getelementptr inbounds [1048576 x i32], ptr %7, i64 0, i64 %53
  %55 = load i32, ptr %54, align 4, !tbaa !5
  %56 = load i32, ptr %4, align 4, !tbaa !5
  %57 = icmp eq i32 %55, %56
  br i1 %57, label %58, label %63

58:                                               ; preds = %33
  %59 = load i32, ptr %9, align 4, !tbaa !5
  %60 = add nsw i32 %59, 1
  %61 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %60)
  %62 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %61, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  store i32 0, ptr %1, align 4
  store i32 1, ptr %5, align 4
  br label %87

63:                                               ; preds = %33
  %64 = load i32, ptr %9, align 4, !tbaa !5
  %65 = add nsw i32 %64, 1
  %66 = sext i32 %65 to i64
  %67 = getelementptr inbounds [1048576 x i32], ptr %7, i64 0, i64 %66
  %68 = load i32, ptr %67, align 4, !tbaa !5
  %69 = sext i32 %68 to i64
  %70 = getelementptr inbounds [1048576 x i8], ptr %6, i64 0, i64 %69
  %71 = load i8, ptr %70, align 1, !tbaa !9, !range !11, !noundef !12
  %72 = trunc i8 %71 to i1
  br i1 %72, label %73, label %76

73:                                               ; preds = %63
  %74 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef -1)
  %75 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %74, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  store i32 0, ptr %1, align 4
  store i32 1, ptr %5, align 4
  br label %87

76:                                               ; preds = %63
  %77 = load i32, ptr %9, align 4, !tbaa !5
  %78 = add nsw i32 %77, 1
  %79 = sext i32 %78 to i64
  %80 = getelementptr inbounds [1048576 x i32], ptr %7, i64 0, i64 %79
  %81 = load i32, ptr %80, align 4, !tbaa !5
  %82 = sext i32 %81 to i64
  %83 = getelementptr inbounds [1048576 x i8], ptr %6, i64 0, i64 %82
  store i8 1, ptr %83, align 1, !tbaa !9
  br label %84

84:                                               ; preds = %76
  %85 = load i32, ptr %9, align 4, !tbaa !5
  %86 = add nsw i32 %85, 1
  store i32 %86, ptr %9, align 4, !tbaa !5
  br label %28, !llvm.loop !13

87:                                               ; preds = %73, %58, %32
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #5
  %88 = load i32, ptr %5, align 4
  switch i32 %88, label %90 [
    i32 2, label %89
  ]

89:                                               ; preds = %87
  store i32 0, ptr %5, align 4
  br label %90

90:                                               ; preds = %89, %87
  call void @llvm.lifetime.end.p0(i64 4194304, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 1048576, ptr %6) #5
  br label %91

91:                                               ; preds = %90, %16
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #5
  %92 = load i32, ptr %5, align 4
  switch i32 %92, label %95 [
    i32 0, label %93
    i32 1, label %93
  ]

93:                                               ; preds = %91, %91
  %94 = load i32, ptr %1, align 4
  ret i32 %94

95:                                               ; preds = %91
  unreachable
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #3 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #4

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4fillIPbbEvT_S1_RKT0_(ptr noundef, ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) #4

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"bool", !7, i64 0}
!11 = !{i8 0, i8 2}
!12 = !{}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca [1048576 x i8], align 16
  %5 = alloca i8, align 1
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #5
  %6 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %7 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %6, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %8 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %7, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %9 = load i32, ptr %1, align 4, !tbaa !5
  %10 = load i32, ptr %3, align 4, !tbaa !5
  %11 = icmp eq i32 %9, %10
  br i1 %11, label %12, label %15

12:                                               ; preds = %0
  %13 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef 0)
  %14 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  br label %39

15:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 1048576, ptr nonnull %4) #5
  %16 = getelementptr inbounds i8, ptr %4, i64 1048576
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #5
  store i8 0, ptr %5, align 1, !tbaa !9
  call void @_ZSt4fillIPbbEvT_S1_RKT0_(ptr noundef nonnull %4, ptr noundef nonnull %16, ptr noundef nonnull align 1 dereferenceable(1) %5)
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  %17 = load i32, ptr %1, align 4, !tbaa !5
  %18 = sext i32 %17 to i64
  %19 = getelementptr inbounds [1048576 x i8], ptr %4, i64 0, i64 %18
  store i8 1, ptr %19, align 1, !tbaa !9
  %20 = load i32, ptr %2, align 4, !tbaa !5
  %21 = load i32, ptr %3, align 4, !tbaa !5
  br label %22

22:                                               ; preds = %15, %36
  %23 = phi i32 [ %17, %15 ], [ %27, %36 ]
  %indvars.iv = phi i64 [ 0, %15 ], [ %indvars.iv.next, %36 ]
  %24 = sdiv i32 %23, 2
  %25 = srem i32 %23, 2
  %26 = mul nsw i32 %25, %20
  %27 = xor i32 %26, %24
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %28 = icmp eq i32 %27, %21
  br i1 %28, label %29, label %31

29:                                               ; preds = %22
  %30 = trunc nuw nsw i64 %indvars.iv.next to i32
  br label %.loopexit.sink.split

31:                                               ; preds = %22
  %32 = sext i32 %27 to i64
  %33 = getelementptr inbounds [1048576 x i8], ptr %4, i64 0, i64 %32
  %34 = load i8, ptr %33, align 1, !tbaa !9, !range !11, !noundef !12
  %35 = trunc nuw i8 %34 to i1
  br i1 %35, label %.loopexit.sink.split, label %36

36:                                               ; preds = %31
  store i8 1, ptr %33, align 1, !tbaa !9
  %exitcond.not = icmp eq i64 %indvars.iv.next, 1048575
  br i1 %exitcond.not, label %.loopexit, label %22, !llvm.loop !13

.loopexit.sink.split:                             ; preds = %31, %29
  %.sink22 = phi i32 [ %30, %29 ], [ -1, %31 ]
  %37 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %.sink22)
  %38 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %37, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  br label %.loopexit

.loopexit:                                        ; preds = %36, %.loopexit.sink.split
  call void @llvm.lifetime.end.p0(i64 1048576, ptr nonnull %4) #5
  br label %39

39:                                               ; preds = %.loopexit, %12
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #5
  ret i32 0
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #4

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4fillIPbbEvT_S1_RKT0_(ptr noundef, ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) local_unnamed_addr #4

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"bool", !7, i64 0}
!11 = !{i8 0, i8 2}
!12 = !{}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: BDCEPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,ReassociatePass,SROAPass,SimplifyCFGPass