; LLVM IR from yanglr/leetcode-ac :: cpp-leetcode (leetcode2-add-two-numbers)

; 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::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%class.Solution = type { i8 }
%struct.ListNode = type { i32, ptr }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %class.Solution, align 1
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 1, ptr %2) #8
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #8
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #8
  %9 = call noalias noundef nonnull ptr @_Znwm(i64 noundef 16) #9
  invoke void @_ZN8ListNodeC2Ei(ptr noundef nonnull align 8 dereferenceable(16) %9, i32 noundef 1)
          to label %10 unwind label %61

10:                                               ; preds = %0
  store ptr %9, ptr %3, align 8, !tbaa !5
  %11 = call noalias noundef nonnull ptr @_Znwm(i64 noundef 16) #9
  invoke void @_ZN8ListNodeC2Ei(ptr noundef nonnull align 8 dereferenceable(16) %11, i32 noundef 3)
          to label %12 unwind label %65

12:                                               ; preds = %10
  %13 = load ptr, ptr %3, align 8, !tbaa !5
  %14 = getelementptr inbounds %struct.ListNode, ptr %13, i32 0, i32 1
  store ptr %11, ptr %14, align 8, !tbaa !9
  %15 = call noalias noundef nonnull ptr @_Znwm(i64 noundef 16) #9
  invoke void @_ZN8ListNodeC2Ei(ptr noundef nonnull align 8 dereferenceable(16) %15, i32 noundef 6)
          to label %16 unwind label %69

16:                                               ; preds = %12
  %17 = load ptr, ptr %3, align 8, !tbaa !5
  %18 = getelementptr inbounds %struct.ListNode, ptr %17, i32 0, i32 1
  %19 = load ptr, ptr %18, align 8, !tbaa !9
  %20 = getelementptr inbounds %struct.ListNode, ptr %19, i32 0, i32 1
  store ptr %15, ptr %20, align 8, !tbaa !9
  %21 = load ptr, ptr %3, align 8, !tbaa !5
  %22 = getelementptr inbounds %struct.ListNode, ptr %21, i32 0, i32 1
  %23 = load ptr, ptr %22, align 8, !tbaa !9
  %24 = getelementptr inbounds %struct.ListNode, ptr %23, i32 0, i32 1
  %25 = load ptr, ptr %24, align 8, !tbaa !9
  %26 = getelementptr inbounds %struct.ListNode, ptr %25, i32 0, i32 1
  store ptr null, ptr %26, align 8, !tbaa !9
  %27 = call noalias noundef nonnull ptr @_Znwm(i64 noundef 16) #9
  invoke void @_ZN8ListNodeC2Ei(ptr noundef nonnull align 8 dereferenceable(16) %27, i32 noundef 5)
          to label %28 unwind label %73

28:                                               ; preds = %16
  store ptr %27, ptr %4, align 8, !tbaa !5
  %29 = call noalias noundef nonnull ptr @_Znwm(i64 noundef 16) #9
  invoke void @_ZN8ListNodeC2Ei(ptr noundef nonnull align 8 dereferenceable(16) %29, i32 noundef 8)
          to label %30 unwind label %77

30:                                               ; preds = %28
  %31 = load ptr, ptr %4, align 8, !tbaa !5
  %32 = getelementptr inbounds %struct.ListNode, ptr %31, i32 0, i32 1
  store ptr %29, ptr %32, align 8, !tbaa !9
  %33 = call noalias noundef nonnull ptr @_Znwm(i64 noundef 16) #9
  invoke void @_ZN8ListNodeC2Ei(ptr noundef nonnull align 8 dereferenceable(16) %33, i32 noundef 3)
          to label %34 unwind label %81

34:                                               ; preds = %30
  %35 = load ptr, ptr %4, align 8, !tbaa !5
  %36 = getelementptr inbounds %struct.ListNode, ptr %35, i32 0, i32 1
  %37 = load ptr, ptr %36, align 8, !tbaa !9
  %38 = getelementptr inbounds %struct.ListNode, ptr %37, i32 0, i32 1
  store ptr %33, ptr %38, align 8, !tbaa !9
  %39 = load ptr, ptr %4, align 8, !tbaa !5
  %40 = getelementptr inbounds %struct.ListNode, ptr %39, i32 0, i32 1
  %41 = load ptr, ptr %40, align 8, !tbaa !9
  %42 = getelementptr inbounds %struct.ListNode, ptr %41, i32 0, i32 1
  %43 = load ptr, ptr %42, align 8, !tbaa !9
  %44 = getelementptr inbounds %struct.ListNode, ptr %43, i32 0, i32 1
  store ptr null, ptr %44, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #8
  %45 = load ptr, ptr %3, align 8, !tbaa !5
  %46 = load ptr, ptr %4, align 8, !tbaa !5
  %47 = call noundef ptr @_ZN8Solution13addTwoNumbersEP8ListNodeS1_(ptr noundef nonnull align 1 dereferenceable(1) %2, ptr noundef %45, ptr noundef %46)
  store ptr %47, ptr %7, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #8
  %48 = load ptr, ptr %7, align 8, !tbaa !5
  store ptr %48, ptr %8, align 8, !tbaa !5
  br label %49

49:                                               ; preds = %52, %34
  %50 = load ptr, ptr %8, align 8, !tbaa !5
  %51 = icmp ne ptr %50, null
  br i1 %51, label %52, label %85

52:                                               ; preds = %49
  %53 = load ptr, ptr %8, align 8, !tbaa !5
  %54 = getelementptr inbounds %struct.ListNode, ptr %53, i32 0, i32 0
  %55 = load i32, ptr %54, align 8, !tbaa !12
  %56 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %55)
  %57 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %56, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  %58 = load ptr, ptr %8, align 8, !tbaa !5
  %59 = getelementptr inbounds %struct.ListNode, ptr %58, i32 0, i32 1
  %60 = load ptr, ptr %59, align 8, !tbaa !9
  store ptr %60, ptr %8, align 8, !tbaa !5
  br label %49, !llvm.loop !13

61:                                               ; preds = %0
  %62 = landingpad { ptr, i32 }
          cleanup
  %63 = extractvalue { ptr, i32 } %62, 0
  store ptr %63, ptr %5, align 8
  %64 = extractvalue { ptr, i32 } %62, 1
  store i32 %64, ptr %6, align 4
  call void @_ZdlPvm(ptr noundef %9, i64 noundef 16) #10
  br label %86

65:                                               ; preds = %10
  %66 = landingpad { ptr, i32 }
          cleanup
  %67 = extractvalue { ptr, i32 } %66, 0
  store ptr %67, ptr %5, align 8
  %68 = extractvalue { ptr, i32 } %66, 1
  store i32 %68, ptr %6, align 4
  call void @_ZdlPvm(ptr noundef %11, i64 noundef 16) #10
  br label %86

69:                                               ; preds = %12
  %70 = landingpad { ptr, i32 }
          cleanup
  %71 = extractvalue { ptr, i32 } %70, 0
  store ptr %71, ptr %5, align 8
  %72 = extractvalue { ptr, i32 } %70, 1
  store i32 %72, ptr %6, align 4
  call void @_ZdlPvm(ptr noundef %15, i64 noundef 16) #10
  br label %86

73:                                               ; preds = %16
  %74 = landingpad { ptr, i32 }
          cleanup
  %75 = extractvalue { ptr, i32 } %74, 0
  store ptr %75, ptr %5, align 8
  %76 = extractvalue { ptr, i32 } %74, 1
  store i32 %76, ptr %6, align 4
  call void @_ZdlPvm(ptr noundef %27, i64 noundef 16) #10
  br label %86

77:                                               ; preds = %28
  %78 = landingpad { ptr, i32 }
          cleanup
  %79 = extractvalue { ptr, i32 } %78, 0
  store ptr %79, ptr %5, align 8
  %80 = extractvalue { ptr, i32 } %78, 1
  store i32 %80, ptr %6, align 4
  call void @_ZdlPvm(ptr noundef %29, i64 noundef 16) #10
  br label %86

81:                                               ; preds = %30
  %82 = landingpad { ptr, i32 }
          cleanup
  %83 = extractvalue { ptr, i32 } %82, 0
  store ptr %83, ptr %5, align 8
  %84 = extractvalue { ptr, i32 } %82, 1
  store i32 %84, ptr %6, align 4
  call void @_ZdlPvm(ptr noundef %33, i64 noundef 16) #10
  br label %86

85:                                               ; preds = %49
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr %2) #8
  ret i32 0

86:                                               ; preds = %81, %77, %73, %69, %65, %61
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr %2) #8
  br label %87

87:                                               ; preds = %86
  %88 = load ptr, ptr %5, align 8
  %89 = load i32, ptr %6, align 4
  %90 = insertvalue { ptr, i32 } poison, ptr %88, 0
  %91 = insertvalue { ptr, i32 } %90, i32 %89, 1
  resume { ptr, i32 } %91
}

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

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN8ListNodeC2Ei(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) unnamed_addr #3 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) #4

; Function Attrs: mustprogress uwtable
declare dso_local noundef ptr @_ZN8Solution13addTwoNumbersEP8ListNodeS1_(ptr noundef nonnull align 1 dereferenceable(1), ptr noundef, ptr noundef) #5 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #6

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #5 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #7

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

attributes #0 = { mustprogress norecurse 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 = { nobuiltin allocsize(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 = { nobuiltin nounwind "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 = { 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 #6 = { "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 #7 = { 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 #8 = { nounwind }
attributes #9 = { builtin allocsize(0) }
attributes #10 = { builtin 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 8}
!10 = !{!"_ZTS8ListNode", !11, i64 0, !6, i64 8}
!11 = !{!"int", !7, i64 0}
!12 = !{!10, !11, 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::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%class.Solution = type { i8 }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca %class.Solution, align 1
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %1) #7
  %2 = tail call noalias noundef nonnull dereferenceable(16) ptr @_Znwm(i64 noundef 16) #8
  tail call void @_ZN8ListNodeC2Ei(ptr noundef nonnull align 8 dereferenceable(16) %2, i32 noundef 1)
  %3 = tail call noalias noundef nonnull dereferenceable(16) ptr @_Znwm(i64 noundef 16) #8
  tail call void @_ZN8ListNodeC2Ei(ptr noundef nonnull align 8 dereferenceable(16) %3, i32 noundef 3)
  %4 = getelementptr inbounds i8, ptr %2, i64 8
  store ptr %3, ptr %4, align 8, !tbaa !5
  %5 = tail call noalias noundef nonnull dereferenceable(16) ptr @_Znwm(i64 noundef 16) #8
  tail call void @_ZN8ListNodeC2Ei(ptr noundef nonnull align 8 dereferenceable(16) %5, i32 noundef 6)
  %6 = load ptr, ptr %4, align 8, !tbaa !5
  %7 = getelementptr inbounds i8, ptr %6, i64 8
  store ptr %5, ptr %7, align 8, !tbaa !5
  %8 = load ptr, ptr %4, align 8, !tbaa !5
  %9 = getelementptr inbounds i8, ptr %8, i64 8
  %10 = load ptr, ptr %9, align 8, !tbaa !5
  %11 = getelementptr inbounds i8, ptr %10, i64 8
  store ptr null, ptr %11, align 8, !tbaa !5
  %12 = tail call noalias noundef nonnull dereferenceable(16) ptr @_Znwm(i64 noundef 16) #8
  tail call void @_ZN8ListNodeC2Ei(ptr noundef nonnull align 8 dereferenceable(16) %12, i32 noundef 5)
  %13 = tail call noalias noundef nonnull dereferenceable(16) ptr @_Znwm(i64 noundef 16) #8
  tail call void @_ZN8ListNodeC2Ei(ptr noundef nonnull align 8 dereferenceable(16) %13, i32 noundef 8)
  %14 = getelementptr inbounds i8, ptr %12, i64 8
  store ptr %13, ptr %14, align 8, !tbaa !5
  %15 = tail call noalias noundef nonnull dereferenceable(16) ptr @_Znwm(i64 noundef 16) #8
  tail call void @_ZN8ListNodeC2Ei(ptr noundef nonnull align 8 dereferenceable(16) %15, i32 noundef 3)
  %16 = load ptr, ptr %14, align 8, !tbaa !5
  %17 = getelementptr inbounds i8, ptr %16, i64 8
  store ptr %15, ptr %17, align 8, !tbaa !5
  %18 = load ptr, ptr %14, align 8, !tbaa !5
  %19 = getelementptr inbounds i8, ptr %18, i64 8
  %20 = load ptr, ptr %19, align 8, !tbaa !5
  %21 = getelementptr inbounds i8, ptr %20, i64 8
  store ptr null, ptr %21, align 8, !tbaa !5
  %22 = call noundef ptr @_ZN8Solution13addTwoNumbersEP8ListNodeS1_(ptr noundef nonnull align 1 dereferenceable(1) %1, ptr noundef nonnull %2, ptr noundef nonnull %12)
  %.not12 = icmp eq ptr %22, null
  br i1 %.not12, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %0, %.lr.ph
  %.013 = phi ptr [ %27, %.lr.ph ], [ %22, %0 ]
  %23 = load i32, ptr %.013, align 8, !tbaa !11
  %24 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %23)
  %25 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %24, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  %26 = getelementptr inbounds i8, ptr %.013, i64 8
  %27 = load ptr, ptr %26, align 8, !tbaa !5
  %.not = icmp eq ptr %27, null
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !12

._crit_edge:                                      ; preds = %.lr.ph, %0
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %1) #7
  ret i32 0
}

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

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN8ListNodeC2Ei(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) unnamed_addr #3 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local noundef ptr @_ZN8Solution13addTwoNumbersEP8ListNodeS1_(ptr noundef nonnull align 1 dereferenceable(1), ptr noundef, ptr noundef) local_unnamed_addr #4 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #6

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

attributes #0 = { mustprogress norecurse 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 = { nobuiltin allocsize(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 = { 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 = { "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 #6 = { 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 #7 = { nounwind }
attributes #8 = { builtin allocsize(0) }

!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, !10, i64 8}
!6 = !{!"_ZTS8ListNode", !7, i64 0, !10, i64 8}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!6, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}


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