; LLVM IR from imteekay/algorithms :: competitive-programming/uri (pascal_library)

; 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" }
%"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 }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i8, align 1
  %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 i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr %5) #6
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #6
  %15 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %16 unwind label %30

16:                                               ; preds = %0
  %17 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %15, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %18 unwind label %30

18:                                               ; preds = %16
  br label %19

19:                                               ; preds = %118, %18
  %20 = load i32, ptr %2, align 4, !tbaa !5
  %21 = load i32, ptr %3, align 4, !tbaa !5
  %22 = add nsw i32 %20, %21
  %23 = icmp ne i32 %22, 0
  br i1 %23, label %24, label %120

24:                                               ; preds = %19
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #6
  store i8 0, ptr %8, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #6
  store i32 0, ptr %9, align 4, !tbaa !5
  br label %25

25:                                               ; preds = %36, %24
  %26 = load i32, ptr %9, align 4, !tbaa !5
  %27 = load i32, ptr %2, align 4, !tbaa !5
  %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) #6
  br label %43

30:                                               ; preds = %16, %0
  %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 %122

34:                                               ; preds = %25
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #6
  store i32 0, ptr %10, align 4, !tbaa !5
  invoke void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24) %5, ptr noundef nonnull align 4 dereferenceable(4) %10)
          to label %35 unwind label %39

35:                                               ; preds = %34
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  br label %36

36:                                               ; preds = %35
  %37 = load i32, ptr %9, align 4, !tbaa !5
  %38 = add nsw i32 %37, 1
  store i32 %38, ptr %9, align 4, !tbaa !5
  br label %25, !llvm.loop !11

39:                                               ; preds = %34
  %40 = landingpad { ptr, i32 }
          cleanup
  %41 = extractvalue { ptr, i32 } %40, 0
  store ptr %41, ptr %6, align 8
  %42 = extractvalue { ptr, i32 } %40, 1
  store i32 %42, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #6
  br label %119

43:                                               ; preds = %29
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #6
  store i32 0, ptr %11, align 4, !tbaa !5
  br label %44

44:                                               ; preds = %75, %43
  %45 = load i32, ptr %11, align 4, !tbaa !5
  %46 = load i32, ptr %3, align 4, !tbaa !5
  %47 = icmp slt i32 %45, %46
  br i1 %47, label %49, label %48

48:                                               ; preds = %44
  store i32 7, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  br label %78

49:                                               ; preds = %44
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #6
  store i32 0, ptr %13, align 4, !tbaa !5
  br label %50

50:                                               ; preds = %71, %49
  %51 = load i32, ptr %13, align 4, !tbaa !5
  %52 = load i32, ptr %2, align 4, !tbaa !5
  %53 = icmp slt i32 %51, %52
  br i1 %53, label %55, label %54

54:                                               ; preds = %50
  store i32 10, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #6
  br label %74

55:                                               ; preds = %50
  %56 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %57 unwind label %66

57:                                               ; preds = %55
  %58 = load i32, ptr %4, align 4, !tbaa !5
  %59 = icmp ne i32 %58, 0
  br i1 %59, label %60, label %70

60:                                               ; preds = %57
  %61 = load i32, ptr %13, align 4, !tbaa !5
  %62 = sext i32 %61 to i64
  %63 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %62) #6
  %64 = load i32, ptr %63, align 4, !tbaa !5
  %65 = add nsw i32 %64, 1
  store i32 %65, ptr %63, align 4, !tbaa !5
  br label %70

66:                                               ; preds = %55
  %67 = landingpad { ptr, i32 }
          cleanup
  %68 = extractvalue { ptr, i32 } %67, 0
  store ptr %68, ptr %6, align 8
  %69 = extractvalue { ptr, i32 } %67, 1
  store i32 %69, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #6
  br label %119

70:                                               ; preds = %60, %57
  br label %71

71:                                               ; preds = %70
  %72 = load i32, ptr %13, align 4, !tbaa !5
  %73 = add nsw i32 %72, 1
  store i32 %73, ptr %13, align 4, !tbaa !5
  br label %50, !llvm.loop !13

74:                                               ; preds = %54
  br label %75

75:                                               ; preds = %74
  %76 = load i32, ptr %11, align 4, !tbaa !5
  %77 = add nsw i32 %76, 1
  store i32 %77, ptr %11, align 4, !tbaa !5
  br label %44, !llvm.loop !14

78:                                               ; preds = %48
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #6
  store i32 0, ptr %14, align 4, !tbaa !5
  br label %79

79:                                               ; preds = %93, %78
  %80 = load i32, ptr %14, align 4, !tbaa !5
  %81 = load i32, ptr %2, align 4, !tbaa !5
  %82 = icmp slt i32 %80, %81
  br i1 %82, label %84, label %83

83:                                               ; preds = %79
  store i32 13, ptr %12, align 4
  br label %96

84:                                               ; preds = %79
  %85 = load i32, ptr %14, align 4, !tbaa !5
  %86 = sext i32 %85 to i64
  %87 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %86) #6
  %88 = load i32, ptr %87, align 4, !tbaa !5
  %89 = load i32, ptr %3, align 4, !tbaa !5
  %90 = icmp eq i32 %88, %89
  br i1 %90, label %91, label %92

91:                                               ; preds = %84
  store i8 1, ptr %8, align 1, !tbaa !9
  store i32 13, ptr %12, align 4
  br label %96

92:                                               ; preds = %84
  br label %93

93:                                               ; preds = %92
  %94 = load i32, ptr %14, align 4, !tbaa !5
  %95 = add nsw i32 %94, 1
  store i32 %95, ptr %14, align 4, !tbaa !5
  br label %79, !llvm.loop !15

96:                                               ; preds = %91, %83
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #6
  br label %97

97:                                               ; preds = %96
  %98 = load i8, ptr %8, align 1, !tbaa !9, !range !16, !noundef !17
  %99 = trunc i8 %98 to i1
  br i1 %99, label %100, label %109

100:                                              ; preds = %97
  %101 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str)
          to label %102 unwind label %105

102:                                              ; preds = %100
  %103 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %101, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %104 unwind label %105

104:                                              ; preds = %102
  br label %114

105:                                              ; preds = %116, %114, %111, %109, %102, %100
  %106 = landingpad { ptr, i32 }
          cleanup
  %107 = extractvalue { ptr, i32 } %106, 0
  store ptr %107, ptr %6, align 8
  %108 = extractvalue { ptr, i32 } %106, 1
  store i32 %108, ptr %7, align 4
  br label %119

109:                                              ; preds = %97
  %110 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.1)
          to label %111 unwind label %105

111:                                              ; preds = %109
  %112 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %110, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %113 unwind label %105

113:                                              ; preds = %111
  br label %114

114:                                              ; preds = %113, %104
  call void @_ZNSt6vectorIiSaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #6
  %115 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %116 unwind label %105

116:                                              ; preds = %114
  %117 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %115, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %118 unwind label %105

118:                                              ; preds = %116
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #6
  br label %19, !llvm.loop !18

119:                                              ; preds = %105, %66, %39
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #6
  br label %122

120:                                              ; preds = %19
  store i32 0, ptr %1, align 4
  store i32 1, ptr %12, align 4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  %121 = load i32, ptr %1, align 4
  ret i32 %121

122:                                              ; preds = %119, %30
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %123

123:                                              ; preds = %122
  %124 = load ptr, ptr %6, align 8
  %125 = load i32, ptr %7, 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 void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #3

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #4 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 @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 align 2

; 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) #5

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

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

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 = { 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 = { "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 = { 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 = { 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 = !{!"bool", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}
!15 = distinct !{!15, !12}
!16 = !{i8 0, i8 2}
!17 = !{}
!18 = distinct !{!18, !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::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" }
%"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 }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #6
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  %6 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
          to label %7 unwind label %17

7:                                                ; preds = %0
  %8 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %6, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %.preheader26 unwind label %17

.preheader26:                                     ; preds = %7, %62
  %9 = load i32, ptr %1, align 4, !tbaa !5
  %10 = load i32, ptr %2, align 4, !tbaa !5
  %11 = sub i32 0, %10
  %.not = icmp eq i32 %9, %11
  br i1 %.not, label %64, label %.preheader25

.preheader25:                                     ; preds = %.preheader26
  %12 = icmp sgt i32 %9, 0
  br i1 %12, label %.lr.ph, label %.preheader24

.preheader24.loopexit:                            ; preds = %19
  %.pre = load i32, ptr %2, align 4, !tbaa !5
  br label %.preheader24

.preheader24:                                     ; preds = %.preheader24.loopexit, %.preheader25
  %13 = phi i32 [ %21, %.preheader24.loopexit ], [ %9, %.preheader25 ]
  %14 = phi i32 [ %.pre, %.preheader24.loopexit ], [ %10, %.preheader25 ]
  %15 = icmp sgt i32 %14, 0
  br i1 %15, label %.preheader.lr.ph, label %.preheader23

.preheader.lr.ph:                                 ; preds = %.preheader24
  %16 = icmp sgt i32 %13, 0
  br i1 %16, label %.preheader, label %.critedge.invoke

17:                                               ; preds = %7, %0
  %18 = landingpad { ptr, i32 }
          cleanup
  br label %65

.lr.ph:                                           ; preds = %.preheader25, %19
  %.01527 = phi i32 [ %20, %19 ], [ 0, %.preheader25 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #6
  store i32 0, ptr %5, align 4, !tbaa !5
  invoke void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %19 unwind label %23

19:                                               ; preds = %.lr.ph
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #6
  %20 = add nuw nsw i32 %.01527, 1
  %21 = load i32, ptr %1, align 4, !tbaa !5
  %22 = icmp slt i32 %20, %21
  br i1 %22, label %.lr.ph, label %.preheader24.loopexit, !llvm.loop !9

23:                                               ; preds = %.lr.ph
  %24 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #6
  br label %65

.preheader23:                                     ; preds = %._crit_edge, %.preheader24
  %25 = phi i32 [ %13, %.preheader24 ], [ %31, %._crit_edge ]
  %26 = icmp sgt i32 %25, 0
  br i1 %26, label %.lr.ph32, label %.critedge.invoke

.preheader:                                       ; preds = %.preheader.lr.ph, %._crit_edge
  %27 = phi i32 [ %30, %._crit_edge ], [ %14, %.preheader.lr.ph ]
  %28 = phi i32 [ %31, %._crit_edge ], [ %13, %.preheader.lr.ph ]
  %.01430 = phi i32 [ %32, %._crit_edge ], [ 0, %.preheader.lr.ph ]
  %29 = icmp sgt i32 %28, 0
  br i1 %29, label %.lr.ph29, label %._crit_edge

._crit_edge.loopexit:                             ; preds = %43
  %.pre38 = load i32, ptr %2, align 4, !tbaa !5
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.loopexit, %.preheader
  %30 = phi i32 [ %.pre38, %._crit_edge.loopexit ], [ %27, %.preheader ]
  %31 = phi i32 [ %44, %._crit_edge.loopexit ], [ %28, %.preheader ]
  %32 = add nuw nsw i32 %.01430, 1
  %33 = icmp slt i32 %32, %30
  br i1 %33, label %.preheader, label %.preheader23, !llvm.loop !11

.lr.ph29:                                         ; preds = %.preheader, %43
  %indvars.iv = phi i64 [ %indvars.iv.next, %43 ], [ 0, %.preheader ]
  %34 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
          to label %35 unwind label %41

35:                                               ; preds = %.lr.ph29
  %36 = load i32, ptr %3, align 4, !tbaa !5
  %.not20 = icmp eq i32 %36, 0
  br i1 %.not20, label %43, label %37

37:                                               ; preds = %35
  %38 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %indvars.iv) #6
  %39 = load i32, ptr %38, align 4, !tbaa !5
  %40 = add nsw i32 %39, 1
  store i32 %40, ptr %38, align 4, !tbaa !5
  br label %43

41:                                               ; preds = %.lr.ph29
  %42 = landingpad { ptr, i32 }
          cleanup
  br label %65

43:                                               ; preds = %35, %37
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %44 = load i32, ptr %1, align 4, !tbaa !5
  %45 = sext i32 %44 to i64
  %46 = icmp slt i64 %indvars.iv.next, %45
  br i1 %46, label %.lr.ph29, label %._crit_edge.loopexit, !llvm.loop !13

47:                                               ; preds = %.lr.ph32
  %indvars.iv.next36 = add nuw nsw i64 %indvars.iv35, 1
  %48 = load i32, ptr %1, align 4, !tbaa !5
  %49 = sext i32 %48 to i64
  %50 = icmp slt i64 %indvars.iv.next36, %49
  br i1 %50, label %.lr.ph32, label %.critedge.invoke, !llvm.loop !14

.lr.ph32:                                         ; preds = %.preheader23, %47
  %indvars.iv35 = phi i64 [ %indvars.iv.next36, %47 ], [ 0, %.preheader23 ]
  %51 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %indvars.iv35) #6
  %52 = load i32, ptr %51, align 4, !tbaa !5
  %53 = load i32, ptr %2, align 4, !tbaa !5
  %54 = icmp eq i32 %52, %53
  br i1 %54, label %.critedge.invoke, label %47

55:                                               ; preds = %.critedge.invoke, %.invoke, %62, %60
  %56 = landingpad { ptr, i32 }
          cleanup
  br label %65

.critedge.invoke:                                 ; preds = %.lr.ph32, %47, %.preheader23, %.preheader.lr.ph
  %57 = phi ptr [ @.str.1, %.preheader.lr.ph ], [ @.str.1, %.preheader23 ], [ @.str.1, %47 ], [ @.str, %.lr.ph32 ]
  %58 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull %57)
          to label %.invoke unwind label %55

.invoke:                                          ; preds = %.critedge.invoke
  %59 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %58, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %60 unwind label %55

60:                                               ; preds = %.invoke
  call void @_ZNSt6vectorIiSaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  %61 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
          to label %62 unwind label %55

62:                                               ; preds = %60
  %63 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %61, ptr noundef nonnull align 4 dereferenceable(4) %2)
          to label %.preheader26 unwind label %55, !llvm.loop !15

64:                                               ; preds = %.preheader26
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  ret i32 0

65:                                               ; preds = %23, %41, %55, %17
  %.pn.pn = phi { ptr, i32 } [ %18, %17 ], [ %24, %23 ], [ %42, %41 ], [ %56, %55 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  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 @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

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 #3

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4 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 @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

; 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

; 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)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

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

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 = { 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 = { "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 = { 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 = { 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}
!12 = !{!"llvm.loop.unswitch.partial.disable"}
!13 = distinct !{!13, !10}
!14 = distinct !{!14, !10}
!15 = distinct !{!15, !10}


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