; LLVM IR from TheAlgorithms/C-Plus-Plus :: dynamic_programming/longest_increasing_subsequence_nlogn.ll (Z3LISRKSt6vectorIiSaIiEEi)

; 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::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>>::_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 <{ %"struct.std::_Rb_tree_const_iterator", i8, [7 x i8] }>
%"struct.std::_Rb_tree_const_iterator" = type { ptr }

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z3LISRKSt6vectorIiSaIiEEi(ptr noundef nonnull align 8 dereferenceable(24) %0, i32 noundef %1) #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca %"class.std::set", align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca %"struct.std::pair", align 8
  %9 = alloca i32, align 4
  %10 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %11 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %12 = alloca %"struct.std::pair", align 8
  %13 = alloca i32, align 4
  %14 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %15 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %16 = alloca %"struct.std::pair", align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store i32 %1, ptr %4, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 48, ptr %5) #4
  call void @_ZNSt3setIiSt4lessIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #4
  %17 = load ptr, ptr %3, align 8, !tbaa !5
  %18 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %17, i64 noundef 0) #4
  %19 = invoke { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 4 dereferenceable(4) %18)
          to label %20 unwind label %30

20:                                               ; preds = %2
  %21 = getelementptr inbounds { ptr, i8 }, ptr %8, i32 0, i32 0
  %22 = extractvalue { ptr, i8 } %19, 0
  store ptr %22, ptr %21, align 8
  %23 = getelementptr inbounds { ptr, i8 }, ptr %8, i32 0, i32 1
  %24 = extractvalue { ptr, i8 } %19, 1
  store i8 %24, ptr %23, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #4
  store i32 1, ptr %9, align 4, !tbaa !9
  br label %25

25:                                               ; preds = %92, %20
  %26 = load i32, ptr %9, align 4, !tbaa !9
  %27 = load i32, ptr %4, align 4, !tbaa !9
  %28 = icmp slt i32 %26, %27
  br i1 %28, label %34, label %29

29:                                               ; preds = %25
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #4
  br label %96

30:                                               ; preds = %2
  %31 = landingpad { ptr, i32 }
          cleanup
  %32 = extractvalue { ptr, i32 } %31, 0
  store ptr %32, ptr %6, align 8
  %33 = extractvalue { ptr, i32 } %31, 1
  store i32 %33, ptr %7, align 4
  br label %99

34:                                               ; preds = %25
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #4
  %35 = load ptr, ptr %3, align 8, !tbaa !5
  %36 = load i32, ptr %9, align 4, !tbaa !9
  %37 = sext i32 %36 to i64
  %38 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %35, i64 noundef %37) #4
  %39 = invoke ptr @_ZNSt3setIiSt4lessIiESaIiEE11lower_boundERKi(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 4 dereferenceable(4) %38)
          to label %40 unwind label %56

40:                                               ; preds = %34
  %41 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %10, i32 0, i32 0
  store ptr %39, ptr %41, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #4
  %42 = call ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #4
  %43 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %11, i32 0, i32 0
  store ptr %42, ptr %43, align 8
  %44 = call noundef zeroext i1 @_ZSteqRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #4
  br i1 %44, label %45, label %60

45:                                               ; preds = %40
  %46 = load ptr, ptr %3, align 8, !tbaa !5
  %47 = load i32, ptr %9, align 4, !tbaa !9
  %48 = sext i32 %47 to i64
  %49 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %46, i64 noundef %48) #4
  %50 = invoke { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 4 dereferenceable(4) %49)
          to label %51 unwind label %56

51:                                               ; preds = %45
  %52 = getelementptr inbounds { ptr, i8 }, ptr %12, i32 0, i32 0
  %53 = extractvalue { ptr, i8 } %50, 0
  store ptr %53, ptr %52, align 8
  %54 = getelementptr inbounds { ptr, i8 }, ptr %12, i32 0, i32 1
  %55 = extractvalue { ptr, i8 } %50, 1
  store i8 %55, ptr %54, align 8
  br label %91

56:                                               ; preds = %45, %34
  %57 = landingpad { ptr, i32 }
          cleanup
  %58 = extractvalue { ptr, i32 } %57, 0
  store ptr %58, ptr %6, align 8
  %59 = extractvalue { ptr, i32 } %57, 1
  store i32 %59, ptr %7, align 4
  br label %95

60:                                               ; preds = %40
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #4
  %61 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt23_Rb_tree_const_iteratorIiEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #4
  %62 = load i32, ptr %61, align 4, !tbaa !9
  store i32 %62, ptr %13, align 4, !tbaa !9
  %63 = load i32, ptr %13, align 4, !tbaa !9
  %64 = load ptr, ptr %3, align 8, !tbaa !5
  %65 = load i32, ptr %9, align 4, !tbaa !9
  %66 = sext i32 %65 to i64
  %67 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %64, i64 noundef %66) #4
  %68 = load i32, ptr %67, align 4, !tbaa !9
  %69 = icmp sgt i32 %63, %68
  br i1 %69, label %70, label %90

70:                                               ; preds = %60
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %14, ptr align 8 %10, i64 8, i1 false), !tbaa.struct !11
  %71 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %14, i32 0, i32 0
  %72 = load ptr, ptr %71, align 8
  %73 = invoke ptr @_ZNSt3setIiSt4lessIiESaIiEE5eraseB5cxx11ESt23_Rb_tree_const_iteratorIiE(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr %72)
          to label %74 unwind label %86

74:                                               ; preds = %70
  %75 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %15, i32 0, i32 0
  store ptr %73, ptr %75, align 8
  %76 = load ptr, ptr %3, align 8, !tbaa !5
  %77 = load i32, ptr %9, align 4, !tbaa !9
  %78 = sext i32 %77 to i64
  %79 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %76, i64 noundef %78) #4
  %80 = invoke { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48) %5, ptr noundef nonnull align 4 dereferenceable(4) %79)
          to label %81 unwind label %86

81:                                               ; preds = %74
  %82 = getelementptr inbounds { ptr, i8 }, ptr %16, i32 0, i32 0
  %83 = extractvalue { ptr, i8 } %80, 0
  store ptr %83, ptr %82, align 8
  %84 = getelementptr inbounds { ptr, i8 }, ptr %16, i32 0, i32 1
  %85 = extractvalue { ptr, i8 } %80, 1
  store i8 %85, ptr %84, align 8
  br label %90

86:                                               ; preds = %74, %70
  %87 = landingpad { ptr, i32 }
          cleanup
  %88 = extractvalue { ptr, i32 } %87, 0
  store ptr %88, ptr %6, align 8
  %89 = extractvalue { ptr, i32 } %87, 1
  store i32 %89, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #4
  br label %95

90:                                               ; preds = %81, %60
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #4
  br label %91

91:                                               ; preds = %90, %51
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  br label %92

92:                                               ; preds = %91
  %93 = load i32, ptr %9, align 4, !tbaa !9
  %94 = add nsw i32 %93, 1
  store i32 %94, ptr %9, align 4, !tbaa !9
  br label %25, !llvm.loop !12

95:                                               ; preds = %86, %56
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #4
  br label %99

96:                                               ; preds = %29
  %97 = call noundef i64 @_ZNKSt3setIiSt4lessIiESaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48) %5) #4
  %98 = trunc i64 %97 to i32
  call void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #4
  call void @llvm.lifetime.end.p0(i64 48, ptr %5) #4
  ret i32 %98

99:                                               ; preds = %95, %30
  call void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %5) #4
  call void @llvm.lifetime.end.p0(i64 48, ptr %5) #4
  br label %100

100:                                              ; preds = %99
  %101 = load ptr, ptr %6, align 8
  %102 = load i32, ptr %7, align 4
  %103 = insertvalue { ptr, i32 } poison, ptr %101, 0
  %104 = insertvalue { ptr, i32 } %103, i32 %102, 1
  resume { ptr, i32 } %104
}

; 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 void @_ZNSt3setIiSt4lessIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3setIiSt4lessIiESaIiEE11lower_boundERKi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 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 dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt23_Rb_tree_const_iteratorIiEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3setIiSt4lessIiESaIiEE5eraseB5cxx11ESt23_Rb_tree_const_iteratorIiE(ptr noundef nonnull align 8 dereferenceable(48), ptr) #0 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt3setIiSt4lessIiESaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{i64 0, i64 8, !5}
!12 = distinct !{!12, !13}
!13 = !{!"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::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<int, int, std::_Identity<int>, std::less<int>>::_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::_Rb_tree_const_iterator" = type { ptr }

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z3LISRKSt6vectorIiSaIiEEi(ptr noundef nonnull align 8 dereferenceable(24) %0, i32 noundef %1) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::set", align 8
  %4 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %5 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %3) #3
  call void @_ZNSt3setIiSt4lessIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #3
  %6 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef 0) #3
  %7 = invoke { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 4 dereferenceable(4) %6)
          to label %.preheader unwind label %11

.preheader:                                       ; preds = %2
  %8 = icmp sgt i32 %1, 1
  br i1 %8, label %.lr.ph.preheader, label %._crit_edge

.lr.ph.preheader:                                 ; preds = %.preheader
  %wide.trip.count = zext nneg i32 %1 to i64
  br label %.lr.ph

._crit_edge:                                      ; preds = %36, %.preheader
  %9 = call noundef i64 @_ZNKSt3setIiSt4lessIiESaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48) %3) #3
  %10 = trunc i64 %9 to i32
  call void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #3
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %3) #3
  ret i32 %10

11:                                               ; preds = %2
  %12 = landingpad { ptr, i32 }
          cleanup
  br label %38

.lr.ph:                                           ; preds = %.lr.ph.preheader, %36
  %indvars.iv = phi i64 [ 1, %.lr.ph.preheader ], [ %indvars.iv.next, %36 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #3
  %13 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %indvars.iv) #3
  %14 = invoke ptr @_ZNSt3setIiSt4lessIiESaIiEE11lower_boundERKi(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 4 dereferenceable(4) %13)
          to label %15 unwind label %21

15:                                               ; preds = %.lr.ph
  store ptr %14, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #3
  %16 = call ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %3) #3
  store ptr %16, ptr %5, align 8
  %17 = call noundef zeroext i1 @_ZSteqRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8) %4, ptr noundef nonnull align 8 dereferenceable(8) %5) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #3
  br i1 %17, label %18, label %23

18:                                               ; preds = %15
  %19 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %indvars.iv) #3
  %20 = invoke { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 4 dereferenceable(4) %19)
          to label %36 unwind label %21

21:                                               ; preds = %18, %.lr.ph
  %22 = landingpad { ptr, i32 }
          cleanup
  br label %37

23:                                               ; preds = %15
  %24 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt23_Rb_tree_const_iteratorIiEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #3
  %25 = load i32, ptr %24, align 4, !tbaa !5
  %26 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %indvars.iv) #3
  %27 = load i32, ptr %26, align 4, !tbaa !5
  %28 = icmp sgt i32 %25, %27
  br i1 %28, label %29, label %36

29:                                               ; preds = %23
  %.sroa.02.0.copyload = load ptr, ptr %4, align 8, !tbaa !9
  %30 = invoke ptr @_ZNSt3setIiSt4lessIiESaIiEE5eraseB5cxx11ESt23_Rb_tree_const_iteratorIiE(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr %.sroa.02.0.copyload)
          to label %31 unwind label %34

31:                                               ; preds = %29
  %32 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %indvars.iv) #3
  %33 = invoke { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48) %3, ptr noundef nonnull align 4 dereferenceable(4) %32)
          to label %36 unwind label %34

34:                                               ; preds = %31, %29
  %35 = landingpad { ptr, i32 }
          cleanup
  br label %37

36:                                               ; preds = %23, %31, %18
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #3
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph, !llvm.loop !11

37:                                               ; preds = %34, %21
  %.pn = phi { ptr, i32 } [ %22, %21 ], [ %35, %34 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #3
  br label %38

38:                                               ; preds = %37, %11
  %.pn.pn = phi { ptr, i32 } [ %.pn, %37 ], [ %12, %11 ]
  call void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(48) %3) #3
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %3) #3
  resume { ptr, i32 } %.pn.pn
}

; 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 void @_ZNSt3setIiSt4lessIiESaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(48)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i8 } @_ZNSt3setIiSt4lessIiESaIiEE6insertERKi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3setIiSt4lessIiESaIiEE11lower_boundERKi(ptr noundef nonnull align 8 dereferenceable(48), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZSteqRKSt23_Rb_tree_const_iteratorIiES2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setIiSt4lessIiESaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt23_Rb_tree_const_iteratorIiEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt3setIiSt4lessIiESaIiEE5eraseB5cxx11ESt23_Rb_tree_const_iteratorIiE(ptr noundef nonnull align 8 dereferenceable(48), ptr) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt3setIiSt4lessIiESaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt3setIiSt4lessIiESaIiEED2Ev(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 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


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