; LLVM IR from chachaxw/data-structure-and-algorithm :: leetcode/greedy_algorithm/candy.ll (ZN8Solution5candyERSt6vectorIiSaIiEE)

; 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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN8Solution5candyERSt6vectorIiSaIiEE(ptr noundef nonnull align 1 dereferenceable(1) %0, ptr noundef nonnull align 8 dereferenceable(24) %1) #0 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca i32, align 4
  %7 = alloca %"class.std::allocator", align 1
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %15 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 24, ptr %5) #4
  %16 = load ptr, ptr %4, align 8, !tbaa !5
  %17 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %16) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  store i32 1, ptr %6, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %7) #4
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %17, ptr noundef nonnull align 4 dereferenceable(4) %6, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %18 unwind label %26

18:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #4
  store i32 1, ptr %10, align 4, !tbaa !9
  br label %19

19:                                               ; preds = %54, %18
  %20 = load i32, ptr %10, align 4, !tbaa !9
  %21 = sext i32 %20 to i64
  %22 = load ptr, ptr %4, align 8, !tbaa !5
  %23 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %22) #4
  %24 = icmp ult i64 %21, %23
  br i1 %24, label %30, label %25

25:                                               ; preds = %19
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #4
  br label %57

26:                                               ; preds = %2
  %27 = landingpad { ptr, i32 }
          cleanup
  %28 = extractvalue { ptr, i32 } %27, 0
  store ptr %28, ptr %8, align 8
  %29 = extractvalue { ptr, i32 } %27, 1
  store i32 %29, ptr %9, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  br label %122

30:                                               ; preds = %19
  %31 = load ptr, ptr %4, align 8, !tbaa !5
  %32 = load i32, ptr %10, align 4, !tbaa !9
  %33 = sext i32 %32 to i64
  %34 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %31, i64 noundef %33) #4
  %35 = load i32, ptr %34, align 4, !tbaa !9
  %36 = load ptr, ptr %4, align 8, !tbaa !5
  %37 = load i32, ptr %10, align 4, !tbaa !9
  %38 = sub nsw i32 %37, 1
  %39 = sext i32 %38 to i64
  %40 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %36, i64 noundef %39) #4
  %41 = load i32, ptr %40, align 4, !tbaa !9
  %42 = icmp sgt i32 %35, %41
  br i1 %42, label %43, label %53

43:                                               ; preds = %30
  %44 = load i32, ptr %10, align 4, !tbaa !9
  %45 = sub nsw i32 %44, 1
  %46 = sext i32 %45 to i64
  %47 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %46) #4
  %48 = load i32, ptr %47, align 4, !tbaa !9
  %49 = add nsw i32 %48, 1
  %50 = load i32, ptr %10, align 4, !tbaa !9
  %51 = sext i32 %50 to i64
  %52 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %51) #4
  store i32 %49, ptr %52, align 4, !tbaa !9
  br label %53

53:                                               ; preds = %43, %30
  br label %54

54:                                               ; preds = %53
  %55 = load i32, ptr %10, align 4, !tbaa !9
  %56 = add nsw i32 %55, 1
  store i32 %56, ptr %10, align 4, !tbaa !9
  br label %19, !llvm.loop !11

57:                                               ; preds = %25
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #4
  %58 = load ptr, ptr %4, align 8, !tbaa !5
  %59 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %58) #4
  %60 = sub i64 %59, 2
  %61 = trunc i64 %60 to i32
  store i32 %61, ptr %11, align 4, !tbaa !9
  br label %62

62:                                               ; preds = %100, %57
  %63 = load i32, ptr %11, align 4, !tbaa !9
  %64 = icmp sge i32 %63, 0
  br i1 %64, label %66, label %65

65:                                               ; preds = %62
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  br label %103

66:                                               ; preds = %62
  %67 = load ptr, ptr %4, align 8, !tbaa !5
  %68 = load i32, ptr %11, align 4, !tbaa !9
  %69 = sext i32 %68 to i64
  %70 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %67, i64 noundef %69) #4
  %71 = load i32, ptr %70, align 4, !tbaa !9
  %72 = load ptr, ptr %4, align 8, !tbaa !5
  %73 = load i32, ptr %11, align 4, !tbaa !9
  %74 = add nsw i32 %73, 1
  %75 = sext i32 %74 to i64
  %76 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %72, i64 noundef %75) #4
  %77 = load i32, ptr %76, align 4, !tbaa !9
  %78 = icmp sgt i32 %71, %77
  br i1 %78, label %79, label %99

79:                                               ; preds = %66
  %80 = load i32, ptr %11, align 4, !tbaa !9
  %81 = sext i32 %80 to i64
  %82 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %81) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #4
  %83 = load i32, ptr %11, align 4, !tbaa !9
  %84 = add nsw i32 %83, 1
  %85 = sext i32 %84 to i64
  %86 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %85) #4
  %87 = load i32, ptr %86, align 4, !tbaa !9
  %88 = add nsw i32 %87, 1
  store i32 %88, ptr %12, align 4, !tbaa !9
  %89 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %82, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %90 unwind label %95

90:                                               ; preds = %79
  %91 = load i32, ptr %89, align 4, !tbaa !9
  %92 = load i32, ptr %11, align 4, !tbaa !9
  %93 = sext i32 %92 to i64
  %94 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %93) #4
  store i32 %91, ptr %94, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #4
  br label %99

95:                                               ; preds = %79
  %96 = landingpad { ptr, i32 }
          cleanup
  %97 = extractvalue { ptr, i32 } %96, 0
  store ptr %97, ptr %8, align 8
  %98 = extractvalue { ptr, i32 } %96, 1
  store i32 %98, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #4
  br label %122

99:                                               ; preds = %90, %66
  br label %100

100:                                              ; preds = %99
  %101 = load i32, ptr %11, align 4, !tbaa !9
  %102 = add nsw i32 %101, -1
  store i32 %102, ptr %11, align 4, !tbaa !9
  br label %62, !llvm.loop !13

103:                                              ; preds = %65
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #4
  store i32 0, ptr %13, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #4
  store i32 0, ptr %14, align 4, !tbaa !9
  br label %104

104:                                              ; preds = %117, %103
  %105 = load i32, ptr %14, align 4, !tbaa !9
  %106 = sext i32 %105 to i64
  %107 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #4
  %108 = icmp ult i64 %106, %107
  br i1 %108, label %110, label %109

109:                                              ; preds = %104
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #4
  br label %120

110:                                              ; preds = %104
  %111 = load i32, ptr %14, align 4, !tbaa !9
  %112 = sext i32 %111 to i64
  %113 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %112) #4
  %114 = load i32, ptr %113, align 4, !tbaa !9
  %115 = load i32, ptr %13, align 4, !tbaa !9
  %116 = add nsw i32 %115, %114
  store i32 %116, ptr %13, align 4, !tbaa !9
  br label %117

117:                                              ; preds = %110
  %118 = load i32, ptr %14, align 4, !tbaa !9
  %119 = add nsw i32 %118, 1
  store i32 %119, ptr %14, align 4, !tbaa !9
  br label %104, !llvm.loop !14

120:                                              ; preds = %109
  %121 = load i32, ptr %13, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #4
  ret i32 %121

122:                                              ; preds = %95, %26
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #4
  br label %123

123:                                              ; preds = %122
  %124 = load ptr, ptr %8, align 8
  %125 = load i32, ptr %9, align 4
  %126 = insertvalue { ptr, i32 } poison, ptr %124, 0
  %127 = insertvalue { ptr, i32 } %126, i32 %125, 1
  resume { ptr, i32 } %127
}

; 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 noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { inlinehint mustprogress 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 = { 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 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}


; 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::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_ZN8Solution5candyERSt6vectorIiSaIiEE(ptr nocapture noundef nonnull readnone align 1 dereferenceable(1) %0, ptr noundef nonnull align 8 dereferenceable(24) %1) local_unnamed_addr #0 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca i32, align 4
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #4
  %7 = tail call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #4
  store i32 1, ptr %4, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #4
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %7, ptr noundef nonnull align 4 dereferenceable(4) %4, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %8 unwind label %16

8:                                                ; preds = %2
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #4
  %9 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %10 = icmp ugt i64 %9, 1
  br i1 %10, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %29, %8
  %11 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %12 = trunc i64 %11 to i32
  %13 = add i32 %12, -2
  %14 = icmp sgt i32 %13, -1
  br i1 %14, label %.lr.ph35.preheader, label %.preheader

.lr.ph35.preheader:                               ; preds = %._crit_edge
  %15 = zext nneg i32 %13 to i64
  br label %.lr.ph35

16:                                               ; preds = %2
  %17 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #4
  resume { ptr, i32 } %17

.lr.ph:                                           ; preds = %8, %29
  %indvars.iv = phi i64 [ %indvars.iv.next, %29 ], [ 1, %8 ]
  %18 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv) #4
  %19 = load i32, ptr %18, align 4, !tbaa !5
  %20 = add nsw i64 %indvars.iv, -1
  %21 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %20) #4
  %22 = load i32, ptr %21, align 4, !tbaa !5
  %23 = icmp sgt i32 %19, %22
  br i1 %23, label %24, label %29

24:                                               ; preds = %.lr.ph
  %25 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %20) #4
  %26 = load i32, ptr %25, align 4, !tbaa !5
  %27 = add nsw i32 %26, 1
  %28 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv) #4
  store i32 %27, ptr %28, align 4, !tbaa !5
  br label %29

29:                                               ; preds = %.lr.ph, %24
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %30 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %1) #4
  %31 = icmp ugt i64 %30, %indvars.iv.next
  br i1 %31, label %.lr.ph, label %._crit_edge, !llvm.loop !9

.preheader:                                       ; preds = %47, %._crit_edge
  %32 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  %.not = icmp eq i64 %32, 0
  br i1 %.not, label %._crit_edge39, label %.lr.ph38

.lr.ph35:                                         ; preds = %.lr.ph35.preheader, %47
  %indvars.iv41 = phi i64 [ %15, %.lr.ph35.preheader ], [ %indvars.iv.next42, %47 ]
  %33 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv41) #4
  %34 = load i32, ptr %33, align 4, !tbaa !5
  %35 = add nuw nsw i64 %indvars.iv41, 1
  %36 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %35) #4
  %37 = load i32, ptr %36, align 4, !tbaa !5
  %38 = icmp sgt i32 %34, %37
  br i1 %38, label %39, label %47

39:                                               ; preds = %.lr.ph35
  %40 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv41) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #4
  %41 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %35) #4
  %42 = load i32, ptr %41, align 4, !tbaa !5
  %43 = add nsw i32 %42, 1
  store i32 %43, ptr %6, align 4, !tbaa !5
  %44 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %40, ptr noundef nonnull align 4 dereferenceable(4) %6)
  %45 = load i32, ptr %44, align 4, !tbaa !5
  %46 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv41) #4
  store i32 %45, ptr %46, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #4
  br label %47

47:                                               ; preds = %.lr.ph35, %39
  %indvars.iv.next42 = add nsw i64 %indvars.iv41, -1
  %48 = icmp sgt i64 %indvars.iv41, 0
  br i1 %48, label %.lr.ph35, label %.preheader, !llvm.loop !11

._crit_edge39:                                    ; preds = %.lr.ph38, %.preheader
  %.027.lcssa = phi i32 [ 0, %.preheader ], [ %51, %.lr.ph38 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #4
  ret i32 %.027.lcssa

.lr.ph38:                                         ; preds = %.preheader, %.lr.ph38
  %indvars.iv44 = phi i64 [ %indvars.iv.next45, %.lr.ph38 ], [ 0, %.preheader ]
  %.02736 = phi i32 [ %51, %.lr.ph38 ], [ 0, %.preheader ]
  %49 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv44) #4
  %50 = load i32, ptr %49, align 4, !tbaa !5
  %51 = add nsw i32 %50, %.02736
  %indvars.iv.next45 = add nuw nsw i64 %indvars.iv44, 1
  %52 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  %53 = icmp ugt i64 %52, %indvars.iv.next45
  br i1 %53, label %.lr.ph38, label %._crit_edge39, !llvm.loop !12
}

; 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 noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

attributes #0 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { inlinehint mustprogress 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 = { 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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}


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