; LLVM IR from opensim-org/opensim-core :: Vendors/lepton/src/ParsedExpression.ll (ZN6LeptonlsERSoRKNS_18ExpressionTreeNodeE)

; 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.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] }

@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [3 x i8], align 1

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNK6Lepton18ExpressionTreeNode12getOperationEv(ptr noundef nonnull align 8 dereferenceable(32)) #0

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

declare i32 @__gxx_personality_v0(...)

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

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

declare noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32)) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN6LeptonlsERSoRKNS_18ExpressionTreeNodeE(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull align 8 dereferenceable(32) %1) #3 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca %"class.std::__cxx11::basic_string", align 8
  %9 = alloca %"class.std::__cxx11::basic_string", align 8
  %10 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %11 = load ptr, ptr %4, align 8, !tbaa !5
  %12 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK6Lepton18ExpressionTreeNode12getOperationEv(ptr noundef nonnull align 8 dereferenceable(32) %11)
  %13 = load ptr, ptr %12, align 8, !tbaa !9
  %14 = getelementptr inbounds ptr, ptr %13, i64 8
  %15 = load ptr, ptr %14, align 8
  %16 = call noundef zeroext i1 %15(ptr noundef nonnull align 8 dereferenceable(8) %12)
  br i1 %16, label %17, label %51

17:                                               ; preds = %2
  %18 = load ptr, ptr %4, align 8, !tbaa !5
  %19 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32) %18)
  %20 = call noundef i64 @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %19) #5
  %21 = icmp eq i64 %20, 2
  br i1 %21, label %22, label %51

22:                                               ; preds = %17
  %23 = load ptr, ptr %3, align 8, !tbaa !5
  %24 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %23, ptr noundef @.str.1)
  %25 = load ptr, ptr %4, align 8, !tbaa !5
  %26 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32) %25)
  %27 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %26, i64 noundef 0) #5
  %28 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN6LeptonlsERSoRKNS_18ExpressionTreeNodeE(ptr noundef nonnull align 8 dereferenceable(8) %24, ptr noundef nonnull align 8 dereferenceable(32) %27)
  %29 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %28, ptr noundef @.str.2)
  call void @llvm.lifetime.start.p0(i64 32, ptr %5) #5
  %30 = load ptr, ptr %4, align 8, !tbaa !5
  %31 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK6Lepton18ExpressionTreeNode12getOperationEv(ptr noundef nonnull align 8 dereferenceable(32) %30)
  %32 = load ptr, ptr %31, align 8, !tbaa !9
  %33 = getelementptr inbounds ptr, ptr %32, i64 2
  %34 = load ptr, ptr %33, align 8
  call void %34(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %5, ptr noundef nonnull align 8 dereferenceable(8) %31)
  %35 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) %29, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %36 unwind label %47

36:                                               ; preds = %22
  %37 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %35, ptr noundef @.str.1)
          to label %38 unwind label %47

38:                                               ; preds = %36
  %39 = load ptr, ptr %4, align 8, !tbaa !5
  %40 = invoke noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32) %39)
          to label %41 unwind label %47

41:                                               ; preds = %38
  %42 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %40, i64 noundef 1) #5
  %43 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZN6LeptonlsERSoRKNS_18ExpressionTreeNodeE(ptr noundef nonnull align 8 dereferenceable(8) %37, ptr noundef nonnull align 8 dereferenceable(32) %42)
          to label %44 unwind label %47

44:                                               ; preds = %41
  %45 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %43, ptr noundef @.str.2)
          to label %46 unwind label %47

46:                                               ; preds = %44
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %5) #5
  br label %132

47:                                               ; preds = %44, %41, %38, %36, %22
  %48 = landingpad { ptr, i32 }
          cleanup
  %49 = extractvalue { ptr, i32 } %48, 0
  store ptr %49, ptr %6, align 8
  %50 = extractvalue { ptr, i32 } %48, 1
  store i32 %50, ptr %7, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %5) #5
  br label %134

51:                                               ; preds = %17, %2
  %52 = load ptr, ptr %4, align 8, !tbaa !5
  %53 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK6Lepton18ExpressionTreeNode12getOperationEv(ptr noundef nonnull align 8 dereferenceable(32) %52)
  %54 = load ptr, ptr %53, align 8, !tbaa !9
  %55 = getelementptr inbounds ptr, ptr %54, i64 8
  %56 = load ptr, ptr %55, align 8
  %57 = call noundef zeroext i1 %56(ptr noundef nonnull align 8 dereferenceable(8) %53)
  br i1 %57, label %58, label %82

58:                                               ; preds = %51
  %59 = load ptr, ptr %4, align 8, !tbaa !5
  %60 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32) %59)
  %61 = call noundef i64 @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %60) #5
  %62 = icmp eq i64 %61, 1
  br i1 %62, label %63, label %82

63:                                               ; preds = %58
  %64 = load ptr, ptr %3, align 8, !tbaa !5
  %65 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %64, ptr noundef @.str.1)
  %66 = load ptr, ptr %4, align 8, !tbaa !5
  %67 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32) %66)
  %68 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %67, i64 noundef 0) #5
  %69 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN6LeptonlsERSoRKNS_18ExpressionTreeNodeE(ptr noundef nonnull align 8 dereferenceable(8) %65, ptr noundef nonnull align 8 dereferenceable(32) %68)
  %70 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %69, ptr noundef @.str.2)
  call void @llvm.lifetime.start.p0(i64 32, ptr %8) #5
  %71 = load ptr, ptr %4, align 8, !tbaa !5
  %72 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK6Lepton18ExpressionTreeNode12getOperationEv(ptr noundef nonnull align 8 dereferenceable(32) %71)
  %73 = load ptr, ptr %72, align 8, !tbaa !9
  %74 = getelementptr inbounds ptr, ptr %73, i64 2
  %75 = load ptr, ptr %74, align 8
  call void %75(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %8, ptr noundef nonnull align 8 dereferenceable(8) %72)
  %76 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) %70, ptr noundef nonnull align 8 dereferenceable(32) %8)
          to label %77 unwind label %78

77:                                               ; preds = %63
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %8) #5
  br label %131

78:                                               ; preds = %63
  %79 = landingpad { ptr, i32 }
          cleanup
  %80 = extractvalue { ptr, i32 } %79, 0
  store ptr %80, ptr %6, align 8
  %81 = extractvalue { ptr, i32 } %79, 1
  store i32 %81, ptr %7, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %8) #5
  br label %134

82:                                               ; preds = %58, %51
  %83 = load ptr, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 32, ptr %9) #5
  %84 = load ptr, ptr %4, align 8, !tbaa !5
  %85 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK6Lepton18ExpressionTreeNode12getOperationEv(ptr noundef nonnull align 8 dereferenceable(32) %84)
  %86 = load ptr, ptr %85, align 8, !tbaa !9
  %87 = getelementptr inbounds ptr, ptr %86, i64 2
  %88 = load ptr, ptr %87, align 8
  call void %88(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %9, ptr noundef nonnull align 8 dereferenceable(8) %85)
  %89 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) %83, ptr noundef nonnull align 8 dereferenceable(32) %9)
          to label %90 unwind label %106

90:                                               ; preds = %82
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #5
  %91 = load ptr, ptr %4, align 8, !tbaa !5
  %92 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32) %91)
  %93 = call noundef i64 @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %92) #5
  %94 = icmp ugt i64 %93, 0
  br i1 %94, label %95, label %130

95:                                               ; preds = %90
  %96 = load ptr, ptr %3, align 8, !tbaa !5
  %97 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %96, ptr noundef @.str.1)
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #5
  store i32 0, ptr %10, align 4, !tbaa !11
  br label %98

98:                                               ; preds = %124, %95
  %99 = load i32, ptr %10, align 4, !tbaa !11
  %100 = load ptr, ptr %4, align 8, !tbaa !5
  %101 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32) %100)
  %102 = call noundef i64 @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %101) #5
  %103 = trunc i64 %102 to i32
  %104 = icmp slt i32 %99, %103
  br i1 %104, label %110, label %105

105:                                              ; preds = %98
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #5
  br label %127

106:                                              ; preds = %82
  %107 = landingpad { ptr, i32 }
          cleanup
  %108 = extractvalue { ptr, i32 } %107, 0
  store ptr %108, ptr %6, align 8
  %109 = extractvalue { ptr, i32 } %107, 1
  store i32 %109, ptr %7, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr %9) #5
  br label %134

110:                                              ; preds = %98
  %111 = load i32, ptr %10, align 4, !tbaa !11
  %112 = icmp sgt i32 %111, 0
  br i1 %112, label %113, label %116

113:                                              ; preds = %110
  %114 = load ptr, ptr %3, align 8, !tbaa !5
  %115 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %114, ptr noundef @.str.3)
  br label %116

116:                                              ; preds = %113, %110
  %117 = load ptr, ptr %3, align 8, !tbaa !5
  %118 = load ptr, ptr %4, align 8, !tbaa !5
  %119 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32) %118)
  %120 = load i32, ptr %10, align 4, !tbaa !11
  %121 = sext i32 %120 to i64
  %122 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %119, i64 noundef %121) #5
  %123 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN6LeptonlsERSoRKNS_18ExpressionTreeNodeE(ptr noundef nonnull align 8 dereferenceable(8) %117, ptr noundef nonnull align 8 dereferenceable(32) %122)
  br label %124

124:                                              ; preds = %116
  %125 = load i32, ptr %10, align 4, !tbaa !11
  %126 = add nsw i32 %125, 1
  store i32 %126, ptr %10, align 4, !tbaa !11
  br label %98, !llvm.loop !13

127:                                              ; preds = %105
  %128 = load ptr, ptr %3, align 8, !tbaa !5
  %129 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %128, ptr noundef @.str.2)
  br label %130

130:                                              ; preds = %127, %90
  br label %131

131:                                              ; preds = %130, %77
  br label %132

132:                                              ; preds = %131, %46
  %133 = load ptr, ptr %3, align 8, !tbaa !5
  ret ptr %133

134:                                              ; preds = %106, %78, %47
  %135 = load ptr, ptr %6, align 8
  %136 = load i32, ptr %7, align 4
  %137 = insertvalue { ptr, i32 } poison, ptr %135, 0
  %138 = insertvalue { ptr, i32 } %137, i32 %136, 1
  resume { ptr, i32 } %138
}

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #4

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(32)) #4

attributes #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 = { 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 = { 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 = !{!10, !10, i64 0}
!10 = !{!"vtable pointer", !8, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !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.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] }

@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [3 x i8], align 1

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNK6Lepton18ExpressionTreeNode12getOperationEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0

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

declare i32 @__gxx_personality_v0(...)

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

declare noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN6LeptonlsERSoRKNS_18ExpressionTreeNodeE(ptr noundef nonnull returned align 8 dereferenceable(8) %0, ptr noundef nonnull align 8 dereferenceable(32) %1) local_unnamed_addr #3 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::__cxx11::basic_string", align 8
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK6Lepton18ExpressionTreeNode12getOperationEv(ptr noundef nonnull align 8 dereferenceable(32) %1)
  %7 = load ptr, ptr %6, align 8, !tbaa !5
  %8 = getelementptr inbounds i8, ptr %7, i64 64
  %9 = load ptr, ptr %8, align 8
  %10 = tail call noundef zeroext i1 %9(ptr noundef nonnull align 8 dereferenceable(8) %6)
  br i1 %10, label %11, label %38

11:                                               ; preds = %2
  %12 = tail call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32) %1)
  %13 = tail call noundef i64 @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %12) #5
  %14 = icmp eq i64 %13, 2
  br i1 %14, label %15, label %38

15:                                               ; preds = %11
  %16 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull @.str.1)
  %17 = tail call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32) %1)
  %18 = tail call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %17, i64 noundef 0) #5
  %19 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZN6LeptonlsERSoRKNS_18ExpressionTreeNodeE(ptr noundef nonnull align 8 dereferenceable(8) %16, ptr noundef nonnull align 8 dereferenceable(32) %18)
  %20 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %16, ptr noundef nonnull @.str.2)
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %3) #5
  %21 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK6Lepton18ExpressionTreeNode12getOperationEv(ptr noundef nonnull align 8 dereferenceable(32) %1)
  %22 = load ptr, ptr %21, align 8, !tbaa !5
  %23 = getelementptr inbounds i8, ptr %22, i64 16
  %24 = load ptr, ptr %23, align 8
  call void %24(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %3, ptr noundef nonnull align 8 dereferenceable(8) %21)
  %25 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) %20, ptr noundef nonnull align 8 dereferenceable(32) %3)
          to label %26 unwind label %36

26:                                               ; preds = %15
  %27 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %25, ptr noundef nonnull @.str.1)
          to label %28 unwind label %36

28:                                               ; preds = %26
  %29 = invoke noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %30 unwind label %36

30:                                               ; preds = %28
  %31 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %29, i64 noundef 1) #5
  %32 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZN6LeptonlsERSoRKNS_18ExpressionTreeNodeE(ptr noundef nonnull align 8 dereferenceable(8) %27, ptr noundef nonnull align 8 dereferenceable(32) %31)
          to label %33 unwind label %36

33:                                               ; preds = %30
  %34 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %27, ptr noundef nonnull @.str.2)
          to label %35 unwind label %36

35:                                               ; preds = %33
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #5
  br label %95

36:                                               ; preds = %33, %30, %28, %26, %15
  %37 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %3) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %3) #5
  br label %96

38:                                               ; preds = %11, %2
  %39 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK6Lepton18ExpressionTreeNode12getOperationEv(ptr noundef nonnull align 8 dereferenceable(32) %1)
  %40 = load ptr, ptr %39, align 8, !tbaa !5
  %41 = getelementptr inbounds i8, ptr %40, i64 64
  %42 = load ptr, ptr %41, align 8
  %43 = tail call noundef zeroext i1 %42(ptr noundef nonnull align 8 dereferenceable(8) %39)
  br i1 %43, label %44, label %62

44:                                               ; preds = %38
  %45 = tail call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32) %1)
  %46 = tail call noundef i64 @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %45) #5
  %47 = icmp eq i64 %46, 1
  br i1 %47, label %48, label %62

48:                                               ; preds = %44
  %49 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull @.str.1)
  %50 = tail call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32) %1)
  %51 = tail call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %50, i64 noundef 0) #5
  %52 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZN6LeptonlsERSoRKNS_18ExpressionTreeNodeE(ptr noundef nonnull align 8 dereferenceable(8) %49, ptr noundef nonnull align 8 dereferenceable(32) %51)
  %53 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %49, ptr noundef nonnull @.str.2)
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4) #5
  %54 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK6Lepton18ExpressionTreeNode12getOperationEv(ptr noundef nonnull align 8 dereferenceable(32) %1)
  %55 = load ptr, ptr %54, align 8, !tbaa !5
  %56 = getelementptr inbounds i8, ptr %55, i64 16
  %57 = load ptr, ptr %56, align 8
  call void %57(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %4, ptr noundef nonnull align 8 dereferenceable(8) %54)
  %58 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) %53, ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %59 unwind label %60

59:                                               ; preds = %48
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #5
  br label %95

60:                                               ; preds = %48
  %61 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #5
  br label %96

62:                                               ; preds = %44, %38
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %5) #5
  %63 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK6Lepton18ExpressionTreeNode12getOperationEv(ptr noundef nonnull align 8 dereferenceable(32) %1)
  %64 = load ptr, ptr %63, align 8, !tbaa !5
  %65 = getelementptr inbounds i8, ptr %64, i64 16
  %66 = load ptr, ptr %65, align 8
  call void %66(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %5, ptr noundef nonnull align 8 dereferenceable(8) %63)
  %67 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %68 unwind label %85

68:                                               ; preds = %62
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #5
  %69 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32) %1)
  %70 = call noundef i64 @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %69) #5
  %.not = icmp eq i64 %70, 0
  br i1 %.not, label %95, label %71

71:                                               ; preds = %68
  %72 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull @.str.1)
  %73 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32) %1)
  %74 = call noundef i64 @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %73) #5
  %75 = trunc i64 %74 to i32
  %76 = icmp sgt i32 %75, 0
  br i1 %76, label %.lr.ph.preheader, label %._crit_edge

.lr.ph.preheader:                                 ; preds = %71
  %77 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32) %1)
  %78 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %77, i64 noundef 0) #5
  %79 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN6LeptonlsERSoRKNS_18ExpressionTreeNodeE(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull align 8 dereferenceable(32) %78)
  %80 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32) %1)
  %81 = call noundef i64 @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %80) #5
  %82 = trunc i64 %81 to i32
  %83 = icmp sgt i32 %82, 1
  br i1 %83, label %.lr.ph.peel.next, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph.peel.next, %.lr.ph.preheader, %71
  %84 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull @.str.2)
  br label %95

85:                                               ; preds = %62
  %86 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #5
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #5
  br label %96

.lr.ph.peel.next:                                 ; preds = %.lr.ph.preheader, %.lr.ph.peel.next
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph.peel.next ], [ 1, %.lr.ph.preheader ]
  %87 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull @.str.3)
  %88 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32) %1)
  %89 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %88, i64 noundef %indvars.iv) #5
  %90 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN6LeptonlsERSoRKNS_18ExpressionTreeNodeE(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull align 8 dereferenceable(32) %89)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %91 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK6Lepton18ExpressionTreeNode11getChildrenEv(ptr noundef nonnull align 8 dereferenceable(32) %1)
  %92 = call noundef i64 @_ZNKSt6vectorIN6Lepton18ExpressionTreeNodeESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %91) #5
  %sext = shl i64 %92, 32
  %93 = ashr exact i64 %sext, 32
  %94 = icmp slt i64 %indvars.iv.next, %93
  br i1 %94, label %.lr.ph.peel.next, label %._crit_edge, !llvm.loop !8

95:                                               ; preds = %59, %._crit_edge, %68, %35
  ret ptr %0

96:                                               ; preds = %85, %60, %36
  %.pn = phi { ptr, i32 } [ %37, %36 ], [ %61, %60 ], [ %86, %85 ]
  resume { ptr, i32 } %.pn
}

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #4

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #4

attributes #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 = { 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 = { 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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = distinct !{!8, !9, !10}
!9 = !{!"llvm.loop.mustprogress"}
!10 = !{!"llvm.loop.peeled.count", i32 1}


; Effective O3 passes: GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopFullUnrollPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SCCPPass,SROAPass,SimplifyCFGPass,TailCallElimPass