; LLVM IR from codemistic/Data-Structures-and-Algorithms :: CPP/pointers_dynamicMemory (2d-Dynamic)

; 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_istream" = type { ptr, i64, %"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.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  %12 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %13 = getelementptr i8, ptr %12, i64 -24
  %14 = load i64, ptr %13, align 8
  %15 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %14
  %16 = call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %15, ptr noundef null)
  %17 = call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #8
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #8
  %18 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %19 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %18, ptr noundef nonnull align 4 dereferenceable(4) %3)
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #8
  %20 = load i32, ptr %2, align 4, !tbaa !8
  %21 = sext i32 %20 to i64
  %22 = call { i64, i1 } @llvm.umul.with.overflow.i64(i64 %21, i64 8)
  %23 = extractvalue { i64, i1 } %22, 1
  %24 = extractvalue { i64, i1 } %22, 0
  %25 = select i1 %23, i64 -1, i64 %24
  %26 = call noalias noundef nonnull ptr @_Znam(i64 noundef %25) #9
  store ptr %26, ptr %4, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #8
  store i32 0, ptr %5, align 4, !tbaa !8
  br label %27

27:                                               ; preds = %44, %0
  %28 = load i32, ptr %5, align 4, !tbaa !8
  %29 = load i32, ptr %2, align 4, !tbaa !8
  %30 = icmp slt i32 %28, %29
  br i1 %30, label %32, label %31

31:                                               ; preds = %27
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #8
  br label %47

32:                                               ; preds = %27
  %33 = load i32, ptr %2, align 4, !tbaa !8
  %34 = sext i32 %33 to i64
  %35 = call { i64, i1 } @llvm.umul.with.overflow.i64(i64 %34, i64 4)
  %36 = extractvalue { i64, i1 } %35, 1
  %37 = extractvalue { i64, i1 } %35, 0
  %38 = select i1 %36, i64 -1, i64 %37
  %39 = call noalias noundef nonnull ptr @_Znam(i64 noundef %38) #9
  %40 = load ptr, ptr %4, align 8, !tbaa !11
  %41 = load i32, ptr %5, align 4, !tbaa !8
  %42 = sext i32 %41 to i64
  %43 = getelementptr inbounds ptr, ptr %40, i64 %42
  store ptr %39, ptr %43, align 8, !tbaa !11
  br label %44

44:                                               ; preds = %32
  %45 = load i32, ptr %5, align 4, !tbaa !8
  %46 = add nsw i32 %45, 1
  store i32 %46, ptr %5, align 4, !tbaa !8
  br label %27, !llvm.loop !13

47:                                               ; preds = %31
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #8
  store i32 0, ptr %6, align 4, !tbaa !8
  br label %48

48:                                               ; preds = %73, %47
  %49 = load i32, ptr %6, align 4, !tbaa !8
  %50 = load i32, ptr %2, align 4, !tbaa !8
  %51 = icmp slt i32 %49, %50
  br i1 %51, label %53, label %52

52:                                               ; preds = %48
  store i32 5, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #8
  br label %76

53:                                               ; preds = %48
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #8
  store i32 0, ptr %8, align 4, !tbaa !8
  br label %54

54:                                               ; preds = %69, %53
  %55 = load i32, ptr %8, align 4, !tbaa !8
  %56 = load i32, ptr %3, align 4, !tbaa !8
  %57 = icmp slt i32 %55, %56
  br i1 %57, label %59, label %58

58:                                               ; preds = %54
  store i32 8, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #8
  br label %72

59:                                               ; preds = %54
  %60 = load ptr, ptr %4, align 8, !tbaa !11
  %61 = load i32, ptr %6, align 4, !tbaa !8
  %62 = sext i32 %61 to i64
  %63 = getelementptr inbounds ptr, ptr %60, i64 %62
  %64 = load ptr, ptr %63, align 8, !tbaa !11
  %65 = load i32, ptr %8, align 4, !tbaa !8
  %66 = sext i32 %65 to i64
  %67 = getelementptr inbounds i32, ptr %64, i64 %66
  %68 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %67)
  br label %69

69:                                               ; preds = %59
  %70 = load i32, ptr %8, align 4, !tbaa !8
  %71 = add nsw i32 %70, 1
  store i32 %71, ptr %8, align 4, !tbaa !8
  br label %54, !llvm.loop !15

72:                                               ; preds = %58
  br label %73

73:                                               ; preds = %72
  %74 = load i32, ptr %6, align 4, !tbaa !8
  %75 = add nsw i32 %74, 1
  store i32 %75, ptr %6, align 4, !tbaa !8
  br label %48, !llvm.loop !16

76:                                               ; preds = %52
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #8
  store i32 0, ptr %9, align 4, !tbaa !8
  br label %77

77:                                               ; preds = %105, %76
  %78 = load i32, ptr %9, align 4, !tbaa !8
  %79 = load i32, ptr %2, align 4, !tbaa !8
  %80 = icmp slt i32 %78, %79
  br i1 %80, label %82, label %81

81:                                               ; preds = %77
  store i32 11, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #8
  br label %108

82:                                               ; preds = %77
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #8
  store i32 0, ptr %10, align 4, !tbaa !8
  br label %83

83:                                               ; preds = %100, %82
  %84 = load i32, ptr %10, align 4, !tbaa !8
  %85 = load i32, ptr %3, align 4, !tbaa !8
  %86 = icmp slt i32 %84, %85
  br i1 %86, label %88, label %87

87:                                               ; preds = %83
  store i32 14, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #8
  br label %103

88:                                               ; preds = %83
  %89 = load ptr, ptr %4, align 8, !tbaa !11
  %90 = load i32, ptr %9, align 4, !tbaa !8
  %91 = sext i32 %90 to i64
  %92 = getelementptr inbounds ptr, ptr %89, i64 %91
  %93 = load ptr, ptr %92, align 8, !tbaa !11
  %94 = load i32, ptr %10, align 4, !tbaa !8
  %95 = sext i32 %94 to i64
  %96 = getelementptr inbounds i32, ptr %93, i64 %95
  %97 = load i32, ptr %96, align 4, !tbaa !8
  %98 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %97)
  %99 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %98, ptr noundef @.str)
  br label %100

100:                                              ; preds = %88
  %101 = load i32, ptr %10, align 4, !tbaa !8
  %102 = add nsw i32 %101, 1
  store i32 %102, ptr %10, align 4, !tbaa !8
  br label %83, !llvm.loop !17

103:                                              ; preds = %87
  %104 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i8 noundef signext 10)
  br label %105

105:                                              ; preds = %103
  %106 = load i32, ptr %9, align 4, !tbaa !8
  %107 = add nsw i32 %106, 1
  store i32 %107, ptr %9, align 4, !tbaa !8
  br label %77, !llvm.loop !18

108:                                              ; preds = %81
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #8
  store i32 0, ptr %11, align 4, !tbaa !8
  br label %109

109:                                              ; preds = %123, %108
  %110 = load i32, ptr %11, align 4, !tbaa !8
  %111 = load i32, ptr %2, align 4, !tbaa !8
  %112 = icmp slt i32 %110, %111
  br i1 %112, label %114, label %113

113:                                              ; preds = %109
  store i32 17, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #8
  br label %126

114:                                              ; preds = %109
  %115 = load ptr, ptr %4, align 8, !tbaa !11
  %116 = load i32, ptr %11, align 4, !tbaa !8
  %117 = sext i32 %116 to i64
  %118 = getelementptr inbounds ptr, ptr %115, i64 %117
  %119 = load ptr, ptr %118, align 8, !tbaa !11
  %120 = icmp eq ptr %119, null
  br i1 %120, label %122, label %121

121:                                              ; preds = %114
  call void @_ZdaPv(ptr noundef %119) #10
  br label %122

122:                                              ; preds = %121, %114
  br label %123

123:                                              ; preds = %122
  %124 = load i32, ptr %11, align 4, !tbaa !8
  %125 = add nsw i32 %124, 1
  store i32 %125, ptr %11, align 4, !tbaa !8
  br label %109, !llvm.loop !19

126:                                              ; preds = %113
  %127 = load ptr, ptr %4, align 8, !tbaa !11
  %128 = icmp eq ptr %127, null
  br i1 %128, label %130, label %129

129:                                              ; preds = %126
  call void @_ZdaPv(ptr noundef %127) #10
  br label %130

130:                                              ; preds = %129, %126
  store i32 0, ptr %1, align 4
  store i32 1, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #8
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #8
  %131 = load i32, ptr %1, align 4
  ret i32 %131
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) #1 align 2

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare { i64, i1 } @llvm.umul.with.overflow.i64(i64, i64) #4

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znam(i64 noundef) #5

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; 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) #6

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) #6

; Function Attrs: nobuiltin nounwind
declare void @_ZdaPv(ptr noundef) #7

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 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 #2 = { "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 nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #5 = { 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 #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 = { 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 #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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"any pointer", !10, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}
!16 = distinct !{!16, !14}
!17 = distinct !{!17, !14}
!18 = distinct !{!18, !14}
!19 = distinct !{!19, !14}


; 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_istream" = type { ptr, i64, %"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.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = load ptr, ptr @_ZSt3cin, align 8, !tbaa !5
  %4 = getelementptr i8, ptr %3, i64 -24
  %5 = load i64, ptr %4, align 8
  %6 = getelementptr inbounds i8, ptr @_ZSt3cin, i64 %5
  %7 = tail call noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264) %6, ptr noundef null)
  %8 = tail call noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext false)
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #7
  %9 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %10 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %9, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %11 = load i32, ptr %1, align 4, !tbaa !8
  %12 = sext i32 %11 to i64
  %13 = icmp slt i32 %11, 0
  %14 = shl nsw i64 %12, 3
  %15 = select i1 %13, i64 -1, i64 %14
  %16 = call noalias noundef nonnull ptr @_Znam(i64 noundef %15) #8
  %17 = icmp sgt i32 %11, 0
  br i1 %17, label %.lr.ph, label %._crit_edge44

.lr.ph:                                           ; preds = %0
  %18 = shl nuw nsw i64 %12, 2
  %wide.trip.count = zext nneg i32 %11 to i64
  br label %21

.preheader33:                                     ; preds = %21
  br i1 %17, label %.preheader32.lr.ph, label %._crit_edge44

.preheader32.lr.ph:                               ; preds = %.preheader33
  %19 = load i32, ptr %2, align 4, !tbaa !8
  %20 = icmp sgt i32 %19, 0
  br i1 %20, label %.preheader32, label %.preheader30.preheader

21:                                               ; preds = %.lr.ph, %21
  %indvars.iv = phi i64 [ 0, %.lr.ph ], [ %indvars.iv.next, %21 ]
  %22 = call noalias noundef nonnull ptr @_Znam(i64 noundef %18) #8
  %23 = getelementptr inbounds ptr, ptr %16, i64 %indvars.iv
  store ptr %22, ptr %23, align 8, !tbaa !11
  %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 %.preheader33, label %21, !llvm.loop !13

.preheader32:                                     ; preds = %.preheader32.lr.ph, %._crit_edge
  %24 = phi i32 [ %29, %._crit_edge ], [ %11, %.preheader32.lr.ph ]
  %25 = phi i32 [ %30, %._crit_edge ], [ %19, %.preheader32.lr.ph ]
  %indvars.iv50 = phi i64 [ %indvars.iv.next51, %._crit_edge ], [ 0, %.preheader32.lr.ph ]
  %26 = icmp sgt i32 %25, 0
  br i1 %26, label %.lr.ph36, label %._crit_edge

.lr.ph36:                                         ; preds = %.preheader32
  %27 = getelementptr inbounds ptr, ptr %16, i64 %indvars.iv50
  %.pre = load ptr, ptr %27, align 8, !tbaa !11
  br label %33

.preheader31:                                     ; preds = %._crit_edge
  %28 = icmp sgt i32 %29, 0
  br i1 %28, label %.preheader30.preheader, label %._crit_edge44

.preheader30.preheader:                           ; preds = %.preheader32.lr.ph, %.preheader31
  br label %.preheader30

._crit_edge.loopexit:                             ; preds = %33
  %.pre62 = load i32, ptr %1, align 4, !tbaa !8
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.loopexit, %.preheader32
  %29 = phi i32 [ %.pre62, %._crit_edge.loopexit ], [ %24, %.preheader32 ]
  %30 = phi i32 [ %36, %._crit_edge.loopexit ], [ %25, %.preheader32 ]
  %indvars.iv.next51 = add nuw nsw i64 %indvars.iv50, 1
  %31 = sext i32 %29 to i64
  %32 = icmp slt i64 %indvars.iv.next51, %31
  br i1 %32, label %.preheader32, label %.preheader31, !llvm.loop !15

33:                                               ; preds = %.lr.ph36, %33
  %indvars.iv47 = phi i64 [ 0, %.lr.ph36 ], [ %indvars.iv.next48, %33 ]
  %34 = getelementptr inbounds i32, ptr %.pre, i64 %indvars.iv47
  %35 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %34)
  %indvars.iv.next48 = add nuw nsw i64 %indvars.iv47, 1
  %36 = load i32, ptr %2, align 4, !tbaa !8
  %37 = sext i32 %36 to i64
  %38 = icmp slt i64 %indvars.iv.next48, %37
  br i1 %38, label %33, label %._crit_edge.loopexit, !llvm.loop !17

.preheader30:                                     ; preds = %.preheader30.preheader, %._crit_edge40
  %indvars.iv56 = phi i64 [ %indvars.iv.next57, %._crit_edge40 ], [ 0, %.preheader30.preheader ]
  %39 = load i32, ptr %2, align 4, !tbaa !8
  %40 = icmp sgt i32 %39, 0
  br i1 %40, label %.lr.ph39, label %._crit_edge40

.lr.ph39:                                         ; preds = %.preheader30
  %41 = getelementptr inbounds ptr, ptr %16, i64 %indvars.iv56
  %.pre63 = load ptr, ptr %41, align 8, !tbaa !11
  br label %47

.preheader:                                       ; preds = %._crit_edge40
  %42 = icmp sgt i32 %44, 0
  br i1 %42, label %.lr.ph43, label %._crit_edge44

._crit_edge40:                                    ; preds = %47, %.preheader30
  %43 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i8 noundef signext 10)
  %indvars.iv.next57 = add nuw nsw i64 %indvars.iv56, 1
  %44 = load i32, ptr %1, align 4, !tbaa !8
  %45 = sext i32 %44 to i64
  %46 = icmp slt i64 %indvars.iv.next57, %45
  br i1 %46, label %.preheader30, label %.preheader, !llvm.loop !18

47:                                               ; preds = %.lr.ph39, %47
  %indvars.iv53 = phi i64 [ 0, %.lr.ph39 ], [ %indvars.iv.next54, %47 ]
  %48 = getelementptr inbounds i32, ptr %.pre63, i64 %indvars.iv53
  %49 = load i32, ptr %48, align 4, !tbaa !8
  %50 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %49)
  %51 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %50, ptr noundef nonnull @.str)
  %indvars.iv.next54 = add nuw nsw i64 %indvars.iv53, 1
  %52 = load i32, ptr %2, align 4, !tbaa !8
  %53 = sext i32 %52 to i64
  %54 = icmp slt i64 %indvars.iv.next54, %53
  br i1 %54, label %47, label %._crit_edge40, !llvm.loop !19

.lr.ph43:                                         ; preds = %.preheader, %60
  %55 = phi i32 [ %61, %60 ], [ %44, %.preheader ]
  %indvars.iv59 = phi i64 [ %indvars.iv.next60, %60 ], [ 0, %.preheader ]
  %56 = getelementptr inbounds ptr, ptr %16, i64 %indvars.iv59
  %57 = load ptr, ptr %56, align 8, !tbaa !11
  %58 = icmp eq ptr %57, null
  br i1 %58, label %60, label %59

59:                                               ; preds = %.lr.ph43
  call void @_ZdaPv(ptr noundef nonnull %57) #9
  %.pre64 = load i32, ptr %1, align 4, !tbaa !8
  br label %60

60:                                               ; preds = %.lr.ph43, %59
  %61 = phi i32 [ %55, %.lr.ph43 ], [ %.pre64, %59 ]
  %indvars.iv.next60 = add nuw nsw i64 %indvars.iv59, 1
  %62 = sext i32 %61 to i64
  %63 = icmp slt i64 %indvars.iv.next60, %62
  br i1 %63, label %.lr.ph43, label %._crit_edge44, !llvm.loop !20

._crit_edge44:                                    ; preds = %60, %0, %.preheader33, %.preheader31, %.preheader
  call void @_ZdaPv(ptr noundef nonnull %16) #9
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  ret i32 0
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNSt9basic_iosIcSt11char_traitsIcEE3tieEPSo(ptr noundef nonnull align 8 dereferenceable(264), ptr noundef) local_unnamed_addr #1 align 2

declare noundef zeroext i1 @_ZNSt8ios_base15sync_with_stdioEb(i1 noundef zeroext) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znam(i64 noundef) local_unnamed_addr #4

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; 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 #5

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_c(ptr noundef nonnull align 8 dereferenceable(8), i8 noundef signext) local_unnamed_addr #5

; Function Attrs: nobuiltin nounwind
declare void @_ZdaPv(ptr noundef) local_unnamed_addr #6

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 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 #2 = { "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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #5 = { 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 #6 = { 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 #7 = { nounwind }
attributes #8 = { builtin allocsize(0) }
attributes #9 = { 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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"any pointer", !10, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14, !16}
!16 = !{!"llvm.loop.unswitch.partial.disable"}
!17 = distinct !{!17, !14}
!18 = distinct !{!18, !14}
!19 = distinct !{!19, !14}
!20 = distinct !{!20, !14}


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