; LLVM IR from phoebe-team/phoebe :: src/constants (periodic_table)

; 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.Error = type { i8 }
%"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::allocator" = type { i8 }
%class.PeriodicTable = type { [109 x %struct.Element] }
%struct.Element = type { %"class.std::__cxx11::basic_string", i32, double, double }

@.str = external hidden unnamed_addr constant [40 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN13PeriodicTable16findElementByStrERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(6104) %0, ptr noundef nonnull align 8 dereferenceable(32) %1) #0 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca ptr, align 8
  %11 = alloca %class.Error, align 1
  %12 = alloca %"class.std::__cxx11::basic_string", align 8
  %13 = alloca %"class.std::allocator", align 1
  %14 = alloca ptr, align 8
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %17 = load ptr, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  %18 = getelementptr inbounds %class.PeriodicTable, ptr %17, i32 0, i32 0
  store ptr %18, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #5
  %19 = load ptr, ptr %6, align 8, !tbaa !5
  %20 = getelementptr inbounds [109 x %struct.Element], ptr %19, i64 0, i64 0
  store ptr %20, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  %21 = load ptr, ptr %6, align 8, !tbaa !5
  %22 = getelementptr inbounds [109 x %struct.Element], ptr %21, i64 0, i64 0
  %23 = getelementptr inbounds %struct.Element, ptr %22, i64 109
  store ptr %23, ptr %8, align 8, !tbaa !5
  br label %24

24:                                               ; preds = %44, %2
  %25 = load ptr, ptr %7, align 8, !tbaa !5
  %26 = load ptr, ptr %8, align 8, !tbaa !5
  %27 = icmp ne ptr %25, %26
  br i1 %27, label %29, label %28

28:                                               ; preds = %24
  store i32 2, ptr %9, align 4
  br label %47

29:                                               ; preds = %24
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #5
  %30 = load ptr, ptr %7, align 8, !tbaa !5
  store ptr %30, ptr %10, align 8, !tbaa !5
  %31 = load ptr, ptr %10, align 8, !tbaa !5
  %32 = getelementptr inbounds %struct.Element, ptr %31, i32 0, i32 0
  %33 = load ptr, ptr %5, align 8, !tbaa !5
  %34 = call noundef zeroext i1 @_ZSteqIcEN9__gnu_cxx11__enable_ifIXsr9__is_charIT_EE7__valueEbE6__typeERKNSt7__cxx1112basic_stringIS2_St11char_traitsIS2_ESaIS2_EEESC_(ptr noundef nonnull align 8 dereferenceable(32) %32, ptr noundef nonnull align 8 dereferenceable(32) %33) #5
  br i1 %34, label %35, label %40

35:                                               ; preds = %29
  %36 = load ptr, ptr %10, align 8, !tbaa !5
  %37 = getelementptr inbounds %struct.Element, ptr %36, i32 0, i32 1
  %38 = load i32, ptr %37, align 8, !tbaa !9
  %39 = sub nsw i32 %38, 1
  store i32 %39, ptr %3, align 4
  store i32 1, ptr %9, align 4
  br label %41

40:                                               ; preds = %29
  store i32 0, ptr %9, align 4
  br label %41

41:                                               ; preds = %40, %35
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  %42 = load i32, ptr %9, align 4
  switch i32 %42, label %47 [
    i32 0, label %43
  ]

43:                                               ; preds = %41
  br label %44

44:                                               ; preds = %43
  %45 = load ptr, ptr %7, align 8, !tbaa !5
  %46 = getelementptr inbounds %struct.Element, ptr %45, i32 1
  store ptr %46, ptr %7, align 8, !tbaa !5
  br label %24

47:                                               ; preds = %41, %28
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  %48 = load i32, ptr %9, align 4
  switch i32 %48, label %68 [
    i32 2, label %49
    i32 1, label %61
  ]

49:                                               ; preds = %47
  call void @llvm.lifetime.start.p0(i64 32, ptr %12) #5
  call void @llvm.lifetime.start.p0(i64 1, ptr %13) #5
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #5
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef @.str, ptr noundef nonnull align 1 dereferenceable(1) %13)
          to label %50 unwind label %52

50:                                               ; preds = %49
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #5
  store i32 1, ptr %16, align 4, !tbaa !16
  invoke void @_ZN5ErrorC1ERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKi(ptr noundef nonnull align 1 dereferenceable(1) %11, ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef nonnull align 4 dereferenceable(4) %16)
          to label %51 unwind label %56

51:                                               ; preds = %50
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #5
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %12) #5
  store i32 -1, ptr %3, align 4
  br label %61

52:                                               ; preds = %49
  %53 = landingpad { ptr, i32 }
          cleanup
  %54 = extractvalue { ptr, i32 } %53, 0
  store ptr %54, ptr %14, align 8
  %55 = extractvalue { ptr, i32 } %53, 1
  store i32 %55, ptr %15, align 4
  br label %60

56:                                               ; preds = %50
  %57 = landingpad { ptr, i32 }
          cleanup
  %58 = extractvalue { ptr, i32 } %57, 0
  store ptr %58, ptr %14, align 8
  %59 = extractvalue { ptr, i32 } %57, 1
  store i32 %59, ptr %15, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #5
  br label %60

60:                                               ; preds = %56, %52
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %13) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %12) #5
  br label %63

61:                                               ; preds = %51, %47
  %62 = load i32, ptr %3, align 4
  ret i32 %62

63:                                               ; preds = %60
  %64 = load ptr, ptr %14, align 8
  %65 = load i32, ptr %15, align 4
  %66 = insertvalue { ptr, i32 } poison, ptr %64, 0
  %67 = insertvalue { ptr, i32 } %66, i32 %65, 1
  resume { ptr, i32 } %67

68:                                               ; preds = %47
  unreachable
}

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqIcEN9__gnu_cxx11__enable_ifIXsr9__is_charIT_EE7__valueEbE6__typeERKNSt7__cxx1112basic_stringIS2_St11char_traitsIS2_ESaIS2_EEESC_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #2

; 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 void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

declare void @_ZN5ErrorC1ERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKi(ptr noundef nonnull align 1 dereferenceable(1), ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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 = { 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 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 = { "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, !14, i64 32}
!10 = !{!"_ZTS7Element", !11, i64 0, !14, i64 32, !15, i64 40, !15, i64 48}
!11 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !12, i64 0, !13, i64 8, !7, i64 16}
!12 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !6, i64 0}
!13 = !{!"long", !7, i64 0}
!14 = !{!"int", !7, i64 0}
!15 = !{!"double", !7, i64 0}
!16 = !{!14, !14, 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.Error = type { i8 }
%"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::allocator" = type { i8 }

@.str = external hidden unnamed_addr constant [40 x i8], align 1

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN13PeriodicTable16findElementByStrERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(6104) %0, ptr noundef nonnull align 8 dereferenceable(32) %1) local_unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %class.Error, align 1
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca i32, align 4
  br label %8

7:                                                ; preds = %8
  %.018.add = add nuw nsw i64 %.018.idx27, 56
  %.not = icmp eq i64 %.018.add, 6104
  br i1 %.not, label %14, label %8

8:                                                ; preds = %2, %7
  %.018.idx27 = phi i64 [ 0, %2 ], [ %.018.add, %7 ]
  %.018.ptr28 = getelementptr inbounds i8, ptr %0, i64 %.018.idx27
  %9 = tail call noundef zeroext i1 @_ZSteqIcEN9__gnu_cxx11__enable_ifIXsr9__is_charIT_EE7__valueEbE6__typeERKNSt7__cxx1112basic_stringIS2_St11char_traitsIS2_ESaIS2_EEESC_(ptr noundef nonnull align 8 dereferenceable(32) %.018.ptr28, ptr noundef nonnull align 8 dereferenceable(32) %1) #5
  br i1 %9, label %10, label %7

10:                                               ; preds = %8
  %11 = getelementptr inbounds i8, ptr %.018.ptr28, i64 32
  %12 = load i32, ptr %11, align 8, !tbaa !5
  %13 = add nsw i32 %12, -1
  br label %22

14:                                               ; preds = %7
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4) #5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #5
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %4, ptr noundef nonnull @.str, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %15 unwind label %17

15:                                               ; preds = %14
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #5
  store i32 1, ptr %6, align 4, !tbaa !15
  invoke void @_ZN5ErrorC1ERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKi(ptr noundef nonnull align 1 dereferenceable(1) %3, ptr noundef nonnull align 8 dereferenceable(32) %4, ptr noundef nonnull align 4 dereferenceable(4) %6)
          to label %16 unwind label %19

16:                                               ; preds = %15
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #5
  br label %22

17:                                               ; preds = %14
  %18 = landingpad { ptr, i32 }
          cleanup
  br label %21

19:                                               ; preds = %15
  %20 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #5
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  br label %21

21:                                               ; preds = %19, %17
  %.pn = phi { ptr, i32 } [ %20, %19 ], [ %18, %17 ]
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #5
  resume { ptr, i32 } %.pn

22:                                               ; preds = %10, %16
  %.3 = phi i32 [ %13, %10 ], [ -1, %16 ]
  ret i32 %.3
}

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqIcEN9__gnu_cxx11__enable_ifIXsr9__is_charIT_EE7__valueEbE6__typeERKNSt7__cxx1112basic_stringIS2_St11char_traitsIS2_ESaIS2_EEESC_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #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: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

declare void @_ZN5ErrorC1ERKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEERKi(ptr noundef nonnull align 1 dereferenceable(1), ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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 = { 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 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 = { "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, !13, i64 32}
!6 = !{!"_ZTS7Element", !7, i64 0, !13, i64 32, !14, i64 40, !14, i64 48}
!7 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !8, i64 0, !12, i64 8, !10, i64 16}
!8 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !9, i64 0}
!9 = !{!"any pointer", !10, i64 0}
!10 = !{!"omnipotent char", !11, i64 0}
!11 = !{!"Simple C++ TBAA"}
!12 = !{!"long", !10, i64 0}
!13 = !{!"int", !10, i64 0}
!14 = !{!"double", !10, i64 0}
!15 = !{!13, !13, i64 0}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass