; LLVM IR from junhyeokahn/PyPnC :: external_source/yaml/src/node_data.ll (ZNK4YAML6detail9node_data16compute_map_sizeEv)

; 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"

%"struct.std::_List_iterator" = type { ptr }
%"struct.std::_List_const_iterator" = type { ptr }
%"class.YAML::detail::node_data" = type { i8, %"struct.YAML::Mark", i32, %"class.std::__cxx11::basic_string", i32, %"class.std::__cxx11::basic_string", %"class.std::vector", i64, %"class.std::vector.3", %"class.std::__cxx11::list" }
%"struct.YAML::Mark" = type { i32, i32, i32 }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<YAML::detail::node *, std::allocator<YAML::detail::node *>>::_Vector_impl" }
%"struct.std::_Vector_base<YAML::detail::node *, std::allocator<YAML::detail::node *>>::_Vector_impl" = type { %"struct.std::_Vector_base<YAML::detail::node *, std::allocator<YAML::detail::node *>>::_Vector_impl_data" }
%"struct.std::_Vector_base<YAML::detail::node *, std::allocator<YAML::detail::node *>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = type { %"struct.std::_Vector_base<std::pair<YAML::detail::node *, YAML::detail::node *>, std::allocator<std::pair<YAML::detail::node *, YAML::detail::node *>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<YAML::detail::node *, YAML::detail::node *>, std::allocator<std::pair<YAML::detail::node *, YAML::detail::node *>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<YAML::detail::node *, YAML::detail::node *>, std::allocator<std::pair<YAML::detail::node *, YAML::detail::node *>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<YAML::detail::node *, YAML::detail::node *>, std::allocator<std::pair<YAML::detail::node *, YAML::detail::node *>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::__cxx11::list" = type { %"class.std::__cxx11::_List_base" }
%"class.std::__cxx11::_List_base" = type { %"struct.std::__cxx11::_List_base<std::pair<YAML::detail::node *, YAML::detail::node *>, std::allocator<std::pair<YAML::detail::node *, YAML::detail::node *>>>::_List_impl" }
%"struct.std::__cxx11::_List_base<std::pair<YAML::detail::node *, YAML::detail::node *>, std::allocator<std::pair<YAML::detail::node *, YAML::detail::node *>>>::_List_impl" = type { %"struct.std::__detail::_List_node_header" }
%"struct.std::__detail::_List_node_header" = type { %"struct.std::__detail::_List_node_base", i64 }
%"struct.std::__detail::_List_node_base" = type { ptr, ptr }
%"struct.std::pair" = type { ptr, ptr }

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #0

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK4YAML6detail9node_data16compute_map_sizeEv(ptr noundef nonnull align 8 dereferenceable(176) %0) #1 align 2 {
  %2 = alloca ptr, align 8
  %3 = alloca %"struct.std::_List_iterator", align 8
  %4 = alloca %"struct.std::_List_iterator", align 8
  %5 = alloca %"struct.std::_List_iterator", align 8
  %6 = alloca %"struct.std::_List_iterator", align 8
  %7 = alloca %"struct.std::_List_const_iterator", align 8
  %8 = alloca %"struct.std::_List_iterator", align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %9 = load ptr, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #5
  %10 = getelementptr inbounds %"class.YAML::detail::node_data", ptr %9, i32 0, i32 9
  %11 = call ptr @_ZNSt7__cxx114listISt4pairIPN4YAML6detail4nodeES5_ESaIS6_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %10) #5
  %12 = getelementptr inbounds %"struct.std::_List_iterator", ptr %3, i32 0, i32 0
  store ptr %11, ptr %12, align 8
  br label %13

13:                                               ; preds = %38, %1
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #5
  %14 = getelementptr inbounds %"class.YAML::detail::node_data", ptr %9, i32 0, i32 9
  %15 = call ptr @_ZNSt7__cxx114listISt4pairIPN4YAML6detail4nodeES5_ESaIS6_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %14) #5
  %16 = getelementptr inbounds %"struct.std::_List_iterator", ptr %4, i32 0, i32 0
  store ptr %15, ptr %16, align 8
  %17 = call noundef zeroext i1 @_ZStneRKSt14_List_iteratorISt4pairIPN4YAML6detail4nodeES4_EES8_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #5
  br i1 %17, label %18, label %39

18:                                               ; preds = %13
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #5
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %6, ptr align 8 %3, i64 8, i1 false), !tbaa.struct !9
  %19 = getelementptr inbounds %"struct.std::_List_iterator", ptr %6, i32 0, i32 0
  %20 = load ptr, ptr %19, align 8
  %21 = call ptr @_ZSt4nextISt14_List_iteratorISt4pairIPN4YAML6detail4nodeES5_EEET_S8_NSt15iterator_traitsIS8_E15difference_typeE(ptr %20, i64 noundef 1)
  %22 = getelementptr inbounds %"struct.std::_List_iterator", ptr %5, i32 0, i32 0
  store ptr %21, ptr %22, align 8
  %23 = call noundef ptr @_ZNKSt14_List_iteratorISt4pairIPN4YAML6detail4nodeES4_EEptEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #5
  %24 = getelementptr inbounds %"struct.std::pair", ptr %23, i32 0, i32 0
  %25 = load ptr, ptr %24, align 8, !tbaa !10
  %26 = call noundef zeroext i1 @_ZNK4YAML6detail4node10is_definedEv(ptr noundef nonnull align 8 dereferenceable(64) %25)
  br i1 %26, label %27, label %38

27:                                               ; preds = %18
  %28 = call noundef ptr @_ZNKSt14_List_iteratorISt4pairIPN4YAML6detail4nodeES4_EEptEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #5
  %29 = getelementptr inbounds %"struct.std::pair", ptr %28, i32 0, i32 1
  %30 = load ptr, ptr %29, align 8, !tbaa !12
  %31 = call noundef zeroext i1 @_ZNK4YAML6detail4node10is_definedEv(ptr noundef nonnull align 8 dereferenceable(64) %30)
  br i1 %31, label %32, label %38

32:                                               ; preds = %27
  %33 = getelementptr inbounds %"class.YAML::detail::node_data", ptr %9, i32 0, i32 9
  call void @_ZNSt20_List_const_iteratorISt4pairIPN4YAML6detail4nodeES4_EEC2ERKSt14_List_iteratorIS5_E(ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %3) #5
  %34 = getelementptr inbounds %"struct.std::_List_const_iterator", ptr %7, i32 0, i32 0
  %35 = load ptr, ptr %34, align 8
  %36 = call ptr @_ZNSt7__cxx114listISt4pairIPN4YAML6detail4nodeES5_ESaIS6_EE5eraseESt20_List_const_iteratorIS6_E(ptr noundef nonnull align 8 dereferenceable(24) %33, ptr %35) #5
  %37 = getelementptr inbounds %"struct.std::_List_iterator", ptr %8, i32 0, i32 0
  store ptr %36, ptr %37, align 8
  br label %38

38:                                               ; preds = %32, %27, %18
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %3, ptr align 8 %5, i64 8, i1 false), !tbaa.struct !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  br label %13, !llvm.loop !13

39:                                               ; preds = %13
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #5
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZNK4YAML6detail4node10is_definedEv(ptr noundef nonnull align 8 dereferenceable(64)) #1 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt7__cxx114listISt4pairIPN4YAML6detail4nodeES5_ESaIS6_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt14_List_iteratorISt4pairIPN4YAML6detail4nodeES4_EES8_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt7__cxx114listISt4pairIPN4YAML6detail4nodeES5_ESaIS6_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local ptr @_ZSt4nextISt14_List_iteratorISt4pairIPN4YAML6detail4nodeES5_EEET_S8_NSt15iterator_traitsIS8_E15difference_typeE(ptr, i64 noundef) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt14_List_iteratorISt4pairIPN4YAML6detail4nodeES4_EEptEv(ptr noundef nonnull align 8 dereferenceable(8)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt7__cxx114listISt4pairIPN4YAML6detail4nodeES5_ESaIS6_EE5eraseESt20_List_const_iteratorIS6_E(ptr noundef nonnull align 8 dereferenceable(24), ptr) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt20_List_const_iteratorISt4pairIPN4YAML6detail4nodeES4_EEC2ERKSt14_List_iteratorIS5_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #3 align 2

attributes #0 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { 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 #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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{i64 0, i64 8, !5}
!10 = !{!11, !6, i64 0}
!11 = !{!"_ZTSSt4pairIPN4YAML6detail4nodeES3_E", !6, i64 0, !6, i64 8}
!12 = !{!11, !6, i64 8}
!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"

%"struct.std::_List_iterator" = type { ptr }
%"struct.std::_List_const_iterator" = type { ptr }

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK4YAML6detail9node_data16compute_map_sizeEv(ptr noundef nonnull align 8 dereferenceable(176) %0) local_unnamed_addr #0 align 2 {
  %2 = alloca %"struct.std::_List_iterator", align 8
  %3 = alloca %"struct.std::_List_iterator", align 8
  %4 = alloca %"struct.std::_List_const_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #4
  %5 = getelementptr inbounds i8, ptr %0, i64 152
  %6 = tail call ptr @_ZNSt7__cxx114listISt4pairIPN4YAML6detail4nodeES5_ESaIS6_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #4
  store ptr %6, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  %7 = tail call ptr @_ZNSt7__cxx114listISt4pairIPN4YAML6detail4nodeES5_ESaIS6_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #4
  store ptr %7, ptr %3, align 8
  %8 = call noundef zeroext i1 @_ZStneRKSt14_List_iteratorISt4pairIPN4YAML6detail4nodeES4_EES8_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  br i1 %8, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %1, %21
  %.sroa.01.0.copyload = load ptr, ptr %2, align 8, !tbaa !5
  %9 = call ptr @_ZSt4nextISt14_List_iteratorISt4pairIPN4YAML6detail4nodeES5_EEET_S8_NSt15iterator_traitsIS8_E15difference_typeE(ptr %.sroa.01.0.copyload, i64 noundef 1)
  %10 = call noundef ptr @_ZNKSt14_List_iteratorISt4pairIPN4YAML6detail4nodeES4_EEptEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #4
  %11 = load ptr, ptr %10, align 8, !tbaa !9
  %12 = call noundef zeroext i1 @_ZNK4YAML6detail4node10is_definedEv(ptr noundef nonnull align 8 dereferenceable(64) %11)
  br i1 %12, label %13, label %21

13:                                               ; preds = %.lr.ph
  %14 = call noundef ptr @_ZNKSt14_List_iteratorISt4pairIPN4YAML6detail4nodeES4_EEptEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #4
  %15 = getelementptr inbounds i8, ptr %14, i64 8
  %16 = load ptr, ptr %15, align 8, !tbaa !11
  %17 = call noundef zeroext i1 @_ZNK4YAML6detail4node10is_definedEv(ptr noundef nonnull align 8 dereferenceable(64) %16)
  br i1 %17, label %18, label %21

18:                                               ; preds = %13
  call void @_ZNSt20_List_const_iteratorISt4pairIPN4YAML6detail4nodeES4_EEC2ERKSt14_List_iteratorIS5_E(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %2) #4
  %19 = load ptr, ptr %4, align 8
  %20 = call ptr @_ZNSt7__cxx114listISt4pairIPN4YAML6detail4nodeES5_ESaIS6_EE5eraseESt20_List_const_iteratorIS6_E(ptr noundef nonnull align 8 dereferenceable(24) %5, ptr %19) #4
  br label %21

21:                                               ; preds = %18, %13, %.lr.ph
  store ptr %9, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  %22 = call ptr @_ZNSt7__cxx114listISt4pairIPN4YAML6detail4nodeES5_ESaIS6_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #4
  store ptr %22, ptr %3, align 8
  %23 = call noundef zeroext i1 @_ZStneRKSt14_List_iteratorISt4pairIPN4YAML6detail4nodeES4_EES8_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  br i1 %23, label %.lr.ph, label %._crit_edge, !llvm.loop !12

._crit_edge:                                      ; preds = %21, %1
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #4
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZNK4YAML6detail4node10is_definedEv(ptr noundef nonnull align 8 dereferenceable(64)) local_unnamed_addr #0 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt7__cxx114listISt4pairIPN4YAML6detail4nodeES5_ESaIS6_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt14_List_iteratorISt4pairIPN4YAML6detail4nodeES4_EES8_(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 ptr @_ZNSt7__cxx114listISt4pairIPN4YAML6detail4nodeES5_ESaIS6_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local ptr @_ZSt4nextISt14_List_iteratorISt4pairIPN4YAML6detail4nodeES5_EEET_S8_NSt15iterator_traitsIS8_E15difference_typeE(ptr, i64 noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt14_List_iteratorISt4pairIPN4YAML6detail4nodeES4_EEptEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt7__cxx114listISt4pairIPN4YAML6detail4nodeES5_ESaIS6_EE5eraseESt20_List_const_iteratorIS6_E(ptr noundef nonnull align 8 dereferenceable(24), ptr) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt20_List_const_iteratorISt4pairIPN4YAML6detail4nodeES4_EEC2ERKSt14_List_iteratorIS5_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #2 align 2

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 = { 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 #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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !6, i64 0}
!10 = !{!"_ZTSSt4pairIPN4YAML6detail4nodeES3_E", !6, i64 0, !6, i64 8}
!11 = !{!10, !6, i64 8}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}


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