; LLVM IR from RyanKingSoftware/propeller-crossflow-autorotation-solver :: solver (aero_coefficient_interpolator)

; 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::_Rb_tree_iterator" = type { ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%class.AeroCoefficientInterpolator = type { %"class.std::map" }
%"class.std::map" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<float, std::pair<const float, std::vector<std::pair<float, float>>>, std::_Select1st<std::pair<const float, std::vector<std::pair<float, float>>>>, std::less<float>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<float, std::pair<const float, std::vector<std::pair<float, float>>>, std::_Select1st<std::pair<const float, std::vector<std::pair<float, float>>>>, std::less<float>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"struct.std::pair" = type { float, %"class.std::vector" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::pair<float, float>, std::allocator<std::pair<float, float>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<float, float>, std::allocator<std::pair<float, float>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<float, float>, std::allocator<std::pair<float, float>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<float, float>, std::allocator<std::pair<float, float>>>::_Vector_impl_data" = type { ptr, ptr, ptr }

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN27AeroCoefficientInterpolatorC2ERKSt3mapIfSt6vectorISt4pairIffESaIS3_EESt4lessIfESaIS2_IKfS5_EEE(ptr noundef nonnull align 8 dereferenceable(48) %0, ptr noundef nonnull align 8 dereferenceable(48) %1) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %7 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %8 = alloca ptr, align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca ptr, align 8
  %12 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %13 = load ptr, ptr %3, align 8
  %14 = getelementptr inbounds %class.AeroCoefficientInterpolator, ptr %13, i32 0, i32 0
  %15 = load ptr, ptr %4, align 8, !tbaa !5
  call void @_ZNSt3mapIfSt6vectorISt4pairIffESaIS2_EESt4lessIfESaIS1_IKfS4_EEEC2ERKSA_(ptr noundef nonnull align 8 dereferenceable(48) %14, ptr noundef nonnull align 8 dereferenceable(48) %15)
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  %16 = getelementptr inbounds %class.AeroCoefficientInterpolator, ptr %13, i32 0, i32 0
  store ptr %16, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  %17 = load ptr, ptr %5, align 8, !tbaa !5
  %18 = call ptr @_ZNSt3mapIfSt6vectorISt4pairIffESaIS2_EESt4lessIfESaIS1_IKfS4_EEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %17) #4
  %19 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %6, i32 0, i32 0
  store ptr %18, ptr %19, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #4
  %20 = load ptr, ptr %5, align 8, !tbaa !5
  %21 = call ptr @_ZNSt3mapIfSt6vectorISt4pairIffESaIS2_EESt4lessIfESaIS1_IKfS4_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %20) #4
  %22 = getelementptr inbounds %"struct.std::_Rb_tree_iterator", ptr %7, i32 0, i32 0
  store ptr %21, ptr %22, align 8
  br label %23

23:                                               ; preds = %41, %2
  %24 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKfSt6vectorIS0_IffESaIS3_EEEES9_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #4
  br i1 %24, label %26, label %25

25:                                               ; preds = %23
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  br label %47

26:                                               ; preds = %23
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  %27 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKfSt6vectorIS0_IffESaIS3_EEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  store ptr %27, ptr %8, align 8, !tbaa !5
  %28 = load ptr, ptr %8, align 8, !tbaa !5
  %29 = getelementptr inbounds %"struct.std::pair", ptr %28, i32 0, i32 1
  %30 = call ptr @_ZNSt6vectorISt4pairIffESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %29) #4
  %31 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  store ptr %30, ptr %31, align 8
  %32 = load ptr, ptr %8, align 8, !tbaa !5
  %33 = getelementptr inbounds %"struct.std::pair", ptr %32, i32 0, i32 1
  %34 = call ptr @_ZNSt6vectorISt4pairIffESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %33) #4
  %35 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  store ptr %34, ptr %35, align 8
  %36 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  %37 = load ptr, ptr %36, align 8
  %38 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  %39 = load ptr, ptr %38, align 8
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIffESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr %37, ptr %39)
          to label %40 unwind label %43

40:                                               ; preds = %26
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  br label %41

41:                                               ; preds = %40
  %42 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKfSt6vectorIS0_IffESaIS3_EEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  br label %23

43:                                               ; preds = %26
  %44 = landingpad { ptr, i32 }
          cleanup
  %45 = extractvalue { ptr, i32 } %44, 0
  store ptr %45, ptr %11, align 8
  %46 = extractvalue { ptr, i32 } %44, 1
  store i32 %46, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  call void @_ZNSt3mapIfSt6vectorISt4pairIffESaIS2_EESt4lessIfESaIS1_IKfS4_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %14) #4
  br label %48

47:                                               ; preds = %25
  ret void

48:                                               ; preds = %43
  %49 = load ptr, ptr %11, align 8
  %50 = load i32, ptr %12, align 4
  %51 = insertvalue { ptr, i32 } poison, ptr %49, 0
  %52 = insertvalue { ptr, i32 } %51, i32 %50, 1
  resume { ptr, i32 } %52
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt3mapIfSt6vectorISt4pairIffESaIS2_EESt4lessIfESaIS1_IKfS4_EEEC2ERKSA_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #0 align 2

; Function Attrs: 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 @_ZNSt3mapIfSt6vectorISt4pairIffESaIS2_EESt4lessIfESaIS1_IKfS4_EEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIfSt6vectorISt4pairIffESaIS2_EESt4lessIfESaIS1_IKfS4_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKfSt6vectorIS0_IffESaIS3_EEEES9_(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(32) ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKfSt6vectorIS0_IffESaIS3_EEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIffESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr, ptr) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIffESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIffESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 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) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKfSt6vectorIS0_IffESaIS3_EEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIfSt6vectorISt4pairIffESaIS2_EESt4lessIfESaIS1_IKfS4_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) 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 = { 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"}


; 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::_Rb_tree_iterator" = type { ptr }

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN27AeroCoefficientInterpolatorC2ERKSt3mapIfSt6vectorISt4pairIffESaIS3_EESt4lessIfESaIS2_IKfS5_EEE(ptr noundef nonnull align 8 dereferenceable(48) %0, ptr noundef nonnull align 8 dereferenceable(48) %1) unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"struct.std::_Rb_tree_iterator", align 8
  %4 = alloca %"struct.std::_Rb_tree_iterator", align 8
  tail call void @_ZNSt3mapIfSt6vectorISt4pairIffESaIS2_EESt4lessIfESaIS1_IKfS4_EEEC2ERKSA_(ptr noundef nonnull align 8 dereferenceable(48) %0, ptr noundef nonnull align 8 dereferenceable(48) %1)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  %5 = tail call ptr @_ZNSt3mapIfSt6vectorISt4pairIffESaIS2_EESt4lessIfESaIS1_IKfS4_EEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %0) #4
  store ptr %5, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #4
  %6 = tail call ptr @_ZNSt3mapIfSt6vectorISt4pairIffESaIS2_EESt4lessIfESaIS1_IKfS4_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %0) #4
  store ptr %6, ptr %4, align 8
  %7 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKfSt6vectorIS0_IffESaIS3_EEEES9_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  br i1 %7, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %12, %2
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  ret void

.lr.ph:                                           ; preds = %2, %12
  %8 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKfSt6vectorIS0_IffESaIS3_EEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  %9 = getelementptr inbounds i8, ptr %8, i64 8
  %10 = call ptr @_ZNSt6vectorISt4pairIffESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %9) #4
  %11 = call ptr @_ZNSt6vectorISt4pairIffESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %9) #4
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIffESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr %10, ptr %11)
          to label %12 unwind label %15

12:                                               ; preds = %.lr.ph
  %13 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKfSt6vectorIS0_IffESaIS3_EEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  %14 = call noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKfSt6vectorIS0_IffESaIS3_EEEES9_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  br i1 %14, label %.lr.ph, label %._crit_edge

15:                                               ; preds = %.lr.ph
  %16 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  call void @_ZNSt3mapIfSt6vectorISt4pairIffESaIS2_EESt4lessIfESaIS1_IKfS4_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %0) #4
  resume { ptr, i32 } %16
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt3mapIfSt6vectorISt4pairIffESaIS2_EESt4lessIfESaIS1_IKfS4_EEEC2ERKSA_(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 8 dereferenceable(48)) 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 @_ZNSt3mapIfSt6vectorISt4pairIffESaIS2_EESt4lessIfESaIS1_IKfS4_EEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt3mapIfSt6vectorISt4pairIffESaIS2_EESt4lessIfESaIS1_IKfS4_EEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt17_Rb_tree_iteratorISt4pairIKfSt6vectorIS0_IffESaIS3_EEEES9_(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(32) ptr @_ZNKSt17_Rb_tree_iteratorISt4pairIKfSt6vectorIS0_IffESaIS3_EEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIPSt4pairIffESt6vectorIS3_SaIS3_EEEEEvT_S9_(ptr, ptr) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIffESaIS1_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorISt4pairIffESaIS1_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 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) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt17_Rb_tree_iteratorISt4pairIKfSt6vectorIS0_IffESaIS3_EEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3mapIfSt6vectorISt4pairIffESaIS2_EESt4lessIfESaIS1_IKfS4_EEED2Ev(ptr noundef nonnull align 8 dereferenceable(48)) 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)"}


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