; LLVM IR from eyangch/competitive-programming :: USACOcontests/gold/2018.02 (dirtraverse)

; 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.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }

; 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 ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPxSt6vectorIxSaIxEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; 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 nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef i64 @_Z3dfsxRA100000_St6vectorIxSaIxEExRA100000_xS5_S5_x(i64 noundef %0, ptr noundef nonnull align 8 dereferenceable(2400000) %1, i64 noundef %2, ptr noundef nonnull align 8 dereferenceable(800000) %3, ptr noundef nonnull align 8 dereferenceable(800000) %4, ptr noundef nonnull align 8 dereferenceable(800000) %5, i64 noundef %6) #3 {
  %8 = alloca i64, align 8
  %9 = alloca ptr, align 8
  %10 = alloca i64, align 8
  %11 = alloca ptr, align 8
  %12 = alloca ptr, align 8
  %13 = alloca ptr, align 8
  %14 = alloca i64, align 8
  %15 = alloca i64, align 8
  %16 = alloca i64, align 8
  %17 = alloca ptr, align 8
  %18 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %19 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %20 = alloca i64, align 8
  %21 = alloca i64, align 8
  store i64 %0, ptr %8, align 8, !tbaa !5
  store ptr %1, ptr %9, align 8, !tbaa !9
  store i64 %2, ptr %10, align 8, !tbaa !5
  store ptr %3, ptr %11, align 8, !tbaa !9
  store ptr %4, ptr %12, align 8, !tbaa !9
  store ptr %5, ptr %13, align 8, !tbaa !9
  store i64 %6, ptr %14, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #4
  store i64 0, ptr %15, align 8, !tbaa !5
  %22 = load i64, ptr %14, align 8, !tbaa !5
  %23 = icmp ne i64 %22, -1
  br i1 %23, label %24, label %53

24:                                               ; preds = %7
  %25 = load ptr, ptr %12, align 8, !tbaa !9
  %26 = getelementptr inbounds [100000 x i64], ptr %25, i64 0, i64 0
  %27 = load i64, ptr %26, align 8, !tbaa !5
  %28 = load ptr, ptr %12, align 8, !tbaa !9
  %29 = load i64, ptr %10, align 8, !tbaa !5
  %30 = getelementptr inbounds [100000 x i64], ptr %28, i64 0, i64 %29
  %31 = load i64, ptr %30, align 8, !tbaa !5
  %32 = sub nsw i64 %27, %31
  %33 = mul nsw i64 3, %32
  %34 = load i64, ptr %15, align 8, !tbaa !5
  %35 = add nsw i64 %34, %33
  store i64 %35, ptr %15, align 8, !tbaa !5
  %36 = load ptr, ptr %11, align 8, !tbaa !9
  %37 = load i64, ptr %10, align 8, !tbaa !5
  %38 = getelementptr inbounds [100000 x i64], ptr %36, i64 0, i64 %37
  %39 = load i64, ptr %38, align 8, !tbaa !5
  %40 = load ptr, ptr %12, align 8, !tbaa !9
  %41 = load i64, ptr %10, align 8, !tbaa !5
  %42 = getelementptr inbounds [100000 x i64], ptr %40, i64 0, i64 %41
  %43 = load i64, ptr %42, align 8, !tbaa !5
  %44 = mul nsw i64 %39, %43
  %45 = load i64, ptr %15, align 8, !tbaa !5
  %46 = sub nsw i64 %45, %44
  store i64 %46, ptr %15, align 8, !tbaa !5
  %47 = load ptr, ptr %13, align 8, !tbaa !9
  %48 = load i64, ptr %14, align 8, !tbaa !5
  %49 = getelementptr inbounds [100000 x i64], ptr %47, i64 0, i64 %48
  %50 = load i64, ptr %49, align 8, !tbaa !5
  %51 = load i64, ptr %15, align 8, !tbaa !5
  %52 = add nsw i64 %51, %50
  store i64 %52, ptr %15, align 8, !tbaa !5
  br label %53

53:                                               ; preds = %24, %7
  %54 = load i64, ptr %15, align 8, !tbaa !5
  %55 = load ptr, ptr %13, align 8, !tbaa !9
  %56 = load i64, ptr %10, align 8, !tbaa !5
  %57 = getelementptr inbounds [100000 x i64], ptr %55, i64 0, i64 %56
  store i64 %54, ptr %57, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #4
  %58 = load i64, ptr %15, align 8, !tbaa !5
  store i64 %58, ptr %16, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #4
  %59 = load ptr, ptr %9, align 8, !tbaa !9
  %60 = load i64, ptr %10, align 8, !tbaa !5
  %61 = getelementptr inbounds [100000 x %"class.std::vector"], ptr %59, i64 0, i64 %60
  store ptr %61, ptr %17, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #4
  %62 = load ptr, ptr %17, align 8, !tbaa !9
  %63 = call ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %62) #4
  %64 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  store ptr %63, ptr %64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #4
  %65 = load ptr, ptr %17, align 8, !tbaa !9
  %66 = call ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %65) #4
  %67 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %19, i32 0, i32 0
  store ptr %66, ptr %67, align 8
  br label %68

68:                                               ; preds = %84, %53
  %69 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPxSt6vectorIxSaIxEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %18, ptr noundef nonnull align 8 dereferenceable(8) %19) #4
  br i1 %69, label %71, label %70

70:                                               ; preds = %68
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #4
  br label %86

71:                                               ; preds = %68
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #4
  %72 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %18) #4
  %73 = load i64, ptr %72, align 8, !tbaa !5
  store i64 %73, ptr %20, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %21) #4
  %74 = load i64, ptr %8, align 8, !tbaa !5
  %75 = load ptr, ptr %9, align 8, !tbaa !9
  %76 = load i64, ptr %20, align 8, !tbaa !5
  %77 = load ptr, ptr %11, align 8, !tbaa !9
  %78 = load ptr, ptr %12, align 8, !tbaa !9
  %79 = load ptr, ptr %13, align 8, !tbaa !9
  %80 = load i64, ptr %10, align 8, !tbaa !5
  %81 = call noundef i64 @_Z3dfsxRA100000_St6vectorIxSaIxEExRA100000_xS5_S5_x(i64 noundef %74, ptr noundef nonnull align 8 dereferenceable(2400000) %75, i64 noundef %76, ptr noundef nonnull align 8 dereferenceable(800000) %77, ptr noundef nonnull align 8 dereferenceable(800000) %78, ptr noundef nonnull align 8 dereferenceable(800000) %79, i64 noundef %80)
  store i64 %81, ptr %21, align 8, !tbaa !5
  %82 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3minIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %16, ptr noundef nonnull align 8 dereferenceable(8) %21)
  %83 = load i64, ptr %82, align 8, !tbaa !5
  store i64 %83, ptr %16, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #4
  br label %84

84:                                               ; preds = %71
  %85 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %18) #4
  br label %68

86:                                               ; preds = %70
  %87 = load i64, ptr %16, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #4
  ret i64 %87
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3minIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #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 = { 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 #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 = { 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 = !{!"long long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}


; 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.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }

; 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 ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPxSt6vectorIxSaIxEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; 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 nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef i64 @_Z3dfsxRA100000_St6vectorIxSaIxEExRA100000_xS5_S5_x(i64 noundef %0, ptr noundef nonnull align 8 dereferenceable(2400000) %1, i64 noundef %2, ptr nocapture noundef nonnull readonly align 8 dereferenceable(800000) %3, ptr nocapture noundef nonnull readonly align 8 dereferenceable(800000) %4, ptr nocapture noundef nonnull align 8 dereferenceable(800000) %5, i64 noundef %6) local_unnamed_addr #1 {
  %8 = alloca i64, align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca i64, align 8
  %.not = icmp eq i64 %6, -1
  br i1 %.not, label %25, label %12

12:                                               ; preds = %7
  %13 = load i64, ptr %4, align 8, !tbaa !5
  %14 = getelementptr inbounds [100000 x i64], ptr %4, i64 0, i64 %2
  %15 = load i64, ptr %14, align 8, !tbaa !5
  %16 = sub nsw i64 %13, %15
  %17 = mul nsw i64 %16, 3
  %18 = getelementptr inbounds [100000 x i64], ptr %3, i64 0, i64 %2
  %19 = load i64, ptr %18, align 8, !tbaa !5
  %20 = mul nsw i64 %19, %15
  %21 = getelementptr inbounds [100000 x i64], ptr %5, i64 0, i64 %6
  %22 = load i64, ptr %21, align 8, !tbaa !5
  %23 = add i64 %22, %17
  %24 = sub i64 %23, %20
  br label %25

25:                                               ; preds = %12, %7
  %.0 = phi i64 [ %24, %12 ], [ 0, %7 ]
  %26 = getelementptr inbounds [100000 x i64], ptr %5, i64 0, i64 %2
  store i64 %.0, ptr %26, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #3
  store i64 %.0, ptr %8, align 8, !tbaa !5
  %27 = getelementptr inbounds [100000 x %"class.std::vector"], ptr %1, i64 0, i64 %2
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #3
  %28 = tail call ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %27) #3
  store ptr %28, ptr %9, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #3
  %29 = tail call ptr @_ZNSt6vectorIxSaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %27) #3
  store ptr %29, ptr %10, align 8
  %30 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPxSt6vectorIxSaIxEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %10) #3
  br i1 %30, label %.lr.ph, label %._crit_edge

._crit_edge.loopexit:                             ; preds = %.lr.ph
  %.pre = load i64, ptr %8, align 8, !tbaa !5
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.loopexit, %25
  %31 = phi i64 [ %.pre, %._crit_edge.loopexit ], [ %.0, %25 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #3
  ret i64 %31

.lr.ph:                                           ; preds = %25, %.lr.ph
  %32 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #3
  %33 = load i64, ptr %32, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #3
  %34 = call noundef i64 @_Z3dfsxRA100000_St6vectorIxSaIxEExRA100000_xS5_S5_x(i64 noundef %0, ptr noundef nonnull align 8 dereferenceable(2400000) %1, i64 noundef %33, ptr noundef nonnull align 8 dereferenceable(800000) %3, ptr noundef nonnull align 8 dereferenceable(800000) %4, ptr noundef nonnull align 8 dereferenceable(800000) %5, i64 noundef %2)
  store i64 %34, ptr %11, align 8, !tbaa !5
  %35 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3minIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %11)
  %36 = load i64, ptr %35, align 8, !tbaa !5
  store i64 %36, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #3
  %37 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %9) #3
  %38 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPxSt6vectorIxSaIxEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %10) #3
  br i1 %38, label %.lr.ph, label %._crit_edge.loopexit
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3minIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #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 = { 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 #3 = { 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 = !{!"long long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass