; LLVM IR from tfhe/spqlios-arithmetic :: test/testlib/fft64_dft.ll (Z12naive_ifft64RK13reim_fft64vec)

; 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.polynomial.5 = type { %"class.std::vector" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIdEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNSt6vectorIdSaIdEE4dataEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK13reim_fft64vec4dataEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNK13reim_fft64vec2nnEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEEC2IPKdvEET_S5_RKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef, ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

declare void @reim_ifft_simple(i32 noundef, ptr noundef) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z12naive_ifft64RK13reim_fft64vec(ptr dead_on_unwind noalias writable sret(%class.polynomial.5) align 8 %0, ptr noundef nonnull align 8 dereferenceable(24) %1) #2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca i64, align 8
  %7 = alloca %"class.std::vector", align 8
  %8 = alloca %"class.std::allocator", align 1
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca ptr, align 8
  %12 = alloca i1, align 1
  %13 = alloca i64, align 8
  store ptr %0, ptr %3, align 8
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #5
  %14 = load ptr, ptr %4, align 8, !tbaa !5
  %15 = call noundef i64 @_ZNK13reim_fft64vec2nnEv(ptr noundef nonnull align 8 dereferenceable(24) %14)
  store i64 %15, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  %16 = load i64, ptr %5, align 8, !tbaa !9
  %17 = udiv i64 %16, 2
  store i64 %17, ptr %6, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 24, ptr %7) #5
  %18 = load ptr, ptr %4, align 8, !tbaa !5
  %19 = call noundef ptr @_ZNK13reim_fft64vec4dataEv(ptr noundef nonnull align 8 dereferenceable(24) %18)
  %20 = load ptr, ptr %4, align 8, !tbaa !5
  %21 = call noundef ptr @_ZNK13reim_fft64vec4dataEv(ptr noundef nonnull align 8 dereferenceable(24) %20)
  %22 = load i64, ptr %5, align 8, !tbaa !9
  %23 = getelementptr inbounds double, ptr %21, i64 %22
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #5
  call void @_ZNSaIdEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #5
  invoke void @_ZNSt6vectorIdSaIdEEC2IPKdvEET_S5_RKS0_(ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef %19, ptr noundef %23, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %24 unwind label %37

24:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  %25 = call noundef ptr @_ZNSt6vectorIdSaIdEE4dataEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #5
  store ptr %25, ptr %11, align 8, !tbaa !5
  %26 = load i64, ptr %6, align 8, !tbaa !9
  %27 = trunc i64 %26 to i32
  %28 = load ptr, ptr %11, align 8, !tbaa !5
  invoke void @reim_ifft_simple(i32 noundef %27, ptr noundef %28)
          to label %29 unwind label %41

29:                                               ; preds = %24
  store i1 false, ptr %12, align 1
  %30 = load i64, ptr %5, align 8, !tbaa !9
  invoke void @_ZN10polynomialIdEC1Em(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %30)
          to label %31 unwind label %41

31:                                               ; preds = %29
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #5
  store i64 0, ptr %13, align 8, !tbaa !9
  br label %32

32:                                               ; preds = %55, %31
  %33 = load i64, ptr %13, align 8, !tbaa !9
  %34 = load i64, ptr %5, align 8, !tbaa !9
  %35 = icmp ult i64 %33, %34
  br i1 %35, label %45, label %36

36:                                               ; preds = %32
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  br label %62

37:                                               ; preds = %2
  %38 = landingpad { ptr, i32 }
          cleanup
  %39 = extractvalue { ptr, i32 } %38, 0
  store ptr %39, ptr %9, align 8
  %40 = extractvalue { ptr, i32 } %38, 1
  store i32 %40, ptr %10, align 4
  call void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #5
  br label %67

41:                                               ; preds = %29, %24
  %42 = landingpad { ptr, i32 }
          cleanup
  %43 = extractvalue { ptr, i32 } %42, 0
  store ptr %43, ptr %9, align 8
  %44 = extractvalue { ptr, i32 } %42, 1
  store i32 %44, ptr %10, align 4
  br label %66

45:                                               ; preds = %32
  %46 = load i64, ptr %13, align 8, !tbaa !9
  %47 = load ptr, ptr %11, align 8, !tbaa !5
  %48 = load i64, ptr %13, align 8, !tbaa !9
  %49 = getelementptr inbounds double, ptr %47, i64 %48
  %50 = load double, ptr %49, align 8, !tbaa !11
  %51 = load i64, ptr %6, align 8, !tbaa !9
  %52 = uitofp i64 %51 to double
  %53 = fdiv double %50, %52
  invoke void @_ZN10polynomialIdE9set_coeffEld(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %46, double noundef %53)
          to label %54 unwind label %58

54:                                               ; preds = %45
  br label %55

55:                                               ; preds = %54
  %56 = load i64, ptr %13, align 8, !tbaa !9
  %57 = add i64 %56, 1
  store i64 %57, ptr %13, align 8, !tbaa !9
  br label %32, !llvm.loop !13

58:                                               ; preds = %45
  %59 = landingpad { ptr, i32 }
          cleanup
  %60 = extractvalue { ptr, i32 } %59, 0
  store ptr %60, ptr %9, align 8
  %61 = extractvalue { ptr, i32 } %59, 1
  store i32 %61, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  call void @_ZN10polynomialIdED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  br label %66

62:                                               ; preds = %36
  store i1 true, ptr %12, align 1
  %63 = load i1, ptr %12, align 1
  br i1 %63, label %65, label %64

64:                                               ; preds = %62
  call void @_ZN10polynomialIdED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  br label %65

65:                                               ; preds = %64, %62
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  ret void

66:                                               ; preds = %58, %41
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #5
  br label %67

67:                                               ; preds = %66, %37
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  br label %68

68:                                               ; preds = %67
  %69 = load ptr, ptr %9, align 8
  %70 = load i32, ptr %10, align 4
  %71 = insertvalue { ptr, i32 } poison, ptr %69, 0
  %72 = insertvalue { ptr, i32 } %71, i32 %70, 1
  resume { ptr, i32 } %72
}

declare void @_ZN10polynomialIdEC1Em(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) unnamed_addr #3

declare void @_ZN10polynomialIdE9set_coeffEld(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, double noundef) #3

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN10polynomialIdED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nounwind 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 #2 = { 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 #3 = { "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 nounwind 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"double", !7, i64 0}
!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.polynomial.5 = type { %"class.std::vector" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl" = type { %"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" }
%"struct.std::_Vector_base<double, std::allocator<double>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIdEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNSt6vectorIdSaIdEE4dataEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK13reim_fft64vec4dataEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNK13reim_fft64vec2nnEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEEC2IPKdvEET_S5_RKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef, ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

declare void @reim_ifft_simple(i32 noundef, ptr noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z12naive_ifft64RK13reim_fft64vec(ptr dead_on_unwind noalias writable sret(%class.polynomial.5) align 8 %0, ptr noundef nonnull align 8 dereferenceable(24) %1) local_unnamed_addr #2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::allocator", align 1
  %5 = tail call noundef i64 @_ZNK13reim_fft64vec2nnEv(ptr noundef nonnull align 8 dereferenceable(24) %1)
  %6 = lshr i64 %5, 1
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #5
  %7 = tail call noundef ptr @_ZNK13reim_fft64vec4dataEv(ptr noundef nonnull align 8 dereferenceable(24) %1)
  %8 = tail call noundef ptr @_ZNK13reim_fft64vec4dataEv(ptr noundef nonnull align 8 dereferenceable(24) %1)
  %9 = getelementptr inbounds double, ptr %8, i64 %5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #5
  call void @_ZNSaIdEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  invoke void @_ZNSt6vectorIdSaIdEEC2IPKdvEET_S5_RKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef %7, ptr noundef %9, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %10 unwind label %15

10:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #5
  %11 = call noundef ptr @_ZNSt6vectorIdSaIdEE4dataEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  %12 = trunc i64 %6 to i32
  invoke void @reim_ifft_simple(i32 noundef %12, ptr noundef %11)
          to label %13 unwind label %17

13:                                               ; preds = %10
  invoke void @_ZN10polynomialIdEC1Em(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %5)
          to label %.preheader unwind label %17

.preheader:                                       ; preds = %13
  %.not = icmp eq i64 %5, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %.preheader
  %14 = uitofp nneg i64 %6 to double
  br label %19

15:                                               ; preds = %2
  %16 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #5
  br label %28

17:                                               ; preds = %13, %10
  %18 = landingpad { ptr, i32 }
          cleanup
  br label %27

19:                                               ; preds = %.lr.ph, %23
  %.022 = phi i64 [ 0, %.lr.ph ], [ %24, %23 ]
  %20 = getelementptr inbounds double, ptr %11, i64 %.022
  %21 = load double, ptr %20, align 8, !tbaa !5
  %22 = fdiv double %21, %14
  invoke void @_ZN10polynomialIdE9set_coeffEld(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %.022, double noundef %22)
          to label %23 unwind label %25

23:                                               ; preds = %19
  %24 = add nuw i64 %.022, 1
  %exitcond.not = icmp eq i64 %24, %5
  br i1 %exitcond.not, label %._crit_edge, label %19, !llvm.loop !9

25:                                               ; preds = %19
  %26 = landingpad { ptr, i32 }
          cleanup
  call void @_ZN10polynomialIdED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #5
  br label %27

._crit_edge:                                      ; preds = %23, %.preheader
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #5
  ret void

27:                                               ; preds = %25, %17
  %.pn = phi { ptr, i32 } [ %26, %25 ], [ %18, %17 ]
  call void @_ZNSt6vectorIdSaIdEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #5
  br label %28

28:                                               ; preds = %27, %15
  %.pn.pn = phi { ptr, i32 } [ %.pn, %27 ], [ %16, %15 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #5
  resume { ptr, i32 } %.pn.pn
}

declare void @_ZN10polynomialIdEC1Em(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) unnamed_addr #3

declare void @_ZN10polynomialIdE9set_coeffEld(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, double noundef) local_unnamed_addr #3

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN10polynomialIdED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIdED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nounwind 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 #2 = { 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 #3 = { "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 nounwind 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 = !{!"double", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass