; LLVM IR from imteekay/algorithms :: competitive-programming/uri (hall_of_murderers_2)

; 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::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<person, std::allocator<person>>::_Vector_impl" }
%"struct.std::_Vector_base<person, std::allocator<person>>::_Vector_impl" = type { %"struct.std::_Vector_base<person, std::allocator<person>>::_Vector_impl_data" }
%"struct.std::_Vector_base<person, std::allocator<person>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%struct.person = type <{ %"class.std::__cxx11::basic_string", i32, i8, [3 x i8] }>
%"class.__gnu_cxx::__normal_iterator" = type { 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 [18 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_Z10findPersonRSt6vectorI6personSaIS0_EENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef) #0

; 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 @_ZNKSt6vectorI6personSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(37) ptr @_ZNSt6vectorI6personSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 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 zeroext i1 @_Z13compareByNameRK6personS1_(ptr noundef nonnull align 8 dereferenceable(37), ptr noundef nonnull align 8 dereferenceable(37)) #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #2 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = alloca %"class.std::vector", align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::__cxx11::basic_string", align 8
  %10 = alloca %struct.person, align 8
  %11 = alloca %"class.std::__cxx11::basic_string", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %14 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.start.p0(i64 32, ptr %4) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #7
  call void @llvm.lifetime.start.p0(i64 32, ptr %5) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #7
  call void @llvm.lifetime.start.p0(i64 24, ptr %6) #7
  call void @_ZNSt6vectorI6personSaIS0_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #7
  br label %15

15:                                               ; preds = %60, %0
  %16 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %17 unwind label %38

17:                                               ; preds = %15
  %18 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) %16, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %19 unwind label %38

19:                                               ; preds = %17
  %20 = load ptr, ptr %18, align 8, !tbaa !5
  %21 = getelementptr i8, ptr %20, i64 -24
  %22 = load i64, ptr %21, align 8
  %23 = getelementptr inbounds i8, ptr %18, i64 %22
  %24 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %23)
          to label %25 unwind label %38

25:                                               ; preds = %19
  br i1 %24, label %26, label %61

26:                                               ; preds = %25
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %27 unwind label %38

27:                                               ; preds = %26
  %28 = call noundef i32 @_Z10findPersonRSt6vectorI6personSaIS0_EENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef %9)
  store i32 %28, ptr %2, align 4, !tbaa !8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #7
  %29 = load i32, ptr %2, align 4, !tbaa !8
  %30 = icmp ne i32 %29, -1
  br i1 %30, label %31, label %42

31:                                               ; preds = %27
  %32 = load i32, ptr %2, align 4, !tbaa !8
  %33 = sext i32 %32 to i64
  %34 = call noundef nonnull align 8 dereferenceable(37) ptr @_ZNSt6vectorI6personSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %33) #7
  %35 = getelementptr inbounds %struct.person, ptr %34, i32 0, i32 1
  %36 = load i32, ptr %35, align 8, !tbaa !11
  %37 = add nsw i32 %36, 1
  store i32 %37, ptr %35, align 8, !tbaa !11
  br label %50

38:                                               ; preds = %65, %63, %61, %50, %26, %19, %17, %15
  %39 = landingpad { ptr, i32 }
          cleanup
  %40 = extractvalue { ptr, i32 } %39, 0
  store ptr %40, ptr %7, align 8
  %41 = extractvalue { ptr, i32 } %39, 1
  store i32 %41, ptr %8, align 4
  br label %116

42:                                               ; preds = %27
  call void @llvm.lifetime.start.p0(i64 40, ptr %10) #7
  call void @_ZN6personC2Ev(ptr noundef nonnull align 8 dereferenceable(37) %10) #7
  %43 = getelementptr inbounds %struct.person, ptr %10, i32 0, i32 1
  store i32 1, ptr %43, align 8, !tbaa !11
  %44 = getelementptr inbounds %struct.person, ptr %10, i32 0, i32 2
  store i8 0, ptr %44, align 4, !tbaa !18
  invoke void @_ZNSt6vectorI6personSaIS0_EE9push_backERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 8 dereferenceable(37) %10)
          to label %45 unwind label %46

45:                                               ; preds = %42
  call void @_ZN6personD2Ev(ptr noundef nonnull align 8 dereferenceable(37) %10) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr %10) #7
  br label %50

46:                                               ; preds = %42
  %47 = landingpad { ptr, i32 }
          cleanup
  %48 = extractvalue { ptr, i32 } %47, 0
  store ptr %48, ptr %7, align 8
  %49 = extractvalue { ptr, i32 } %47, 1
  store i32 %49, ptr %8, align 4
  call void @_ZN6personD2Ev(ptr noundef nonnull align 8 dereferenceable(37) %10) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr %10) #7
  br label %116

50:                                               ; preds = %45, %31
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %11, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %51 unwind label %38

51:                                               ; preds = %50
  %52 = call noundef i32 @_Z10findPersonRSt6vectorI6personSaIS0_EENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef %11)
  store i32 %52, ptr %3, align 4, !tbaa !8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #7
  %53 = load i32, ptr %3, align 4, !tbaa !8
  %54 = icmp ne i32 %53, -1
  br i1 %54, label %55, label %60

55:                                               ; preds = %51
  %56 = load i32, ptr %3, align 4, !tbaa !8
  %57 = sext i32 %56 to i64
  %58 = call noundef nonnull align 8 dereferenceable(37) ptr @_ZNSt6vectorI6personSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %57) #7
  %59 = getelementptr inbounds %struct.person, ptr %58, i32 0, i32 2
  store i8 1, ptr %59, align 4, !tbaa !18
  br label %60

60:                                               ; preds = %55, %51
  br label %15, !llvm.loop !19

61:                                               ; preds = %25
  %62 = 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 %63 unwind label %38

63:                                               ; preds = %61
  %64 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %62, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %65 unwind label %38

65:                                               ; preds = %63
  %66 = call ptr @_ZNSt6vectorI6personSaIS0_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #7
  %67 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  store ptr %66, ptr %67, align 8
  %68 = call ptr @_ZNSt6vectorI6personSaIS0_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #7
  %69 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  store ptr %68, ptr %69, align 8
  %70 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  %71 = load ptr, ptr %70, align 8
  %72 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %13, i32 0, i32 0
  %73 = load ptr, ptr %72, align 8
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIP6personSt6vectorIS2_SaIS2_EEEEPFbRKS2_S9_EEvT_SC_T0_(ptr %71, ptr %73, ptr noundef @_Z13compareByNameRK6personS1_)
          to label %74 unwind label %38

74:                                               ; preds = %65
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #7
  store i32 0, ptr %14, align 4, !tbaa !8
  br label %75

75:                                               ; preds = %111, %74
  %76 = load i32, ptr %14, align 4, !tbaa !8
  %77 = sext i32 %76 to i64
  %78 = call noundef i64 @_ZNKSt6vectorI6personSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #7
  %79 = icmp ult i64 %77, %78
  br i1 %79, label %81, label %80

80:                                               ; preds = %75
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #7
  br label %114

81:                                               ; preds = %75
  %82 = load i32, ptr %14, align 4, !tbaa !8
  %83 = sext i32 %82 to i64
  %84 = call noundef nonnull align 8 dereferenceable(37) ptr @_ZNSt6vectorI6personSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %83) #7
  %85 = getelementptr inbounds %struct.person, ptr %84, i32 0, i32 2
  %86 = load i8, ptr %85, align 4, !tbaa !18, !range !21, !noundef !22
  %87 = trunc i8 %86 to i1
  br i1 %87, label %110, label %88

88:                                               ; preds = %81
  %89 = load i32, ptr %14, align 4, !tbaa !8
  %90 = sext i32 %89 to i64
  %91 = call noundef nonnull align 8 dereferenceable(37) ptr @_ZNSt6vectorI6personSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %90) #7
  %92 = getelementptr inbounds %struct.person, ptr %91, i32 0, i32 0
  %93 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull align 8 dereferenceable(32) %92)
          to label %94 unwind label %106

94:                                               ; preds = %88
  %95 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %93, ptr noundef @.str.1)
          to label %96 unwind label %106

96:                                               ; preds = %94
  %97 = load i32, ptr %14, align 4, !tbaa !8
  %98 = sext i32 %97 to i64
  %99 = call noundef nonnull align 8 dereferenceable(37) ptr @_ZNSt6vectorI6personSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %98) #7
  %100 = getelementptr inbounds %struct.person, ptr %99, i32 0, i32 1
  %101 = load i32, ptr %100, align 8, !tbaa !11
  %102 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %95, i32 noundef %101)
          to label %103 unwind label %106

103:                                              ; preds = %96
  %104 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %102, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %105 unwind label %106

105:                                              ; preds = %103
  br label %110

106:                                              ; preds = %103, %96, %94, %88
  %107 = landingpad { ptr, i32 }
          cleanup
  %108 = extractvalue { ptr, i32 } %107, 0
  store ptr %108, ptr %7, align 8
  %109 = extractvalue { ptr, i32 } %107, 1
  store i32 %109, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #7
  br label %116

110:                                              ; preds = %105, %81
  br label %111

111:                                              ; preds = %110
  %112 = load i32, ptr %14, align 4, !tbaa !8
  %113 = add nsw i32 %112, 1
  store i32 %113, ptr %14, align 4, !tbaa !8
  br label %75, !llvm.loop !23

114:                                              ; preds = %80
  store i32 0, ptr %1, align 4
  call void @_ZNSt6vectorI6personSaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %5) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  %115 = load i32, ptr %1, align 4
  ret i32 %115

116:                                              ; preds = %106, %46, %38
  call void @_ZNSt6vectorI6personSaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %5) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  br label %117

117:                                              ; preds = %116
  %118 = load ptr, ptr %7, align 8
  %119 = load i32, ptr %8, align 4
  %120 = insertvalue { ptr, i32 } poison, ptr %118, 0
  %121 = insertvalue { ptr, i32 } %120, i32 %119, 1
  resume { ptr, i32 } %121
}

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorI6personSaIS0_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) #3

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) #4 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN6personC2Ev(ptr noundef nonnull align 8 dereferenceable(37)) unnamed_addr #5 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorI6personSaIS0_EE9push_backERKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(37)) #4 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN6personD2Ev(ptr noundef nonnull align 8 dereferenceable(37)) unnamed_addr #5 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) #6

; 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)) #6

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIP6personSt6vectorIS2_SaIS2_EEEEPFbRKS2_S9_EEvT_SC_T0_(ptr, ptr, ptr noundef) #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorI6personSaIS0_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorI6personSaIS0_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(32)) #6

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorI6personSaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #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 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 #6 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { nounwind }

!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, !9, i64 32}
!12 = !{!"_ZTS6person", !13, i64 0, !9, i64 32, !17, i64 36}
!13 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !14, i64 0, !16, i64 8, !10, i64 16}
!14 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !15, i64 0}
!15 = !{!"any pointer", !10, i64 0}
!16 = !{!"long", !10, i64 0}
!17 = !{!"bool", !10, i64 0}
!18 = !{!12, !17, i64 36}
!19 = distinct !{!19, !20}
!20 = !{!"llvm.loop.mustprogress"}
!21 = !{i8 0, i8 2}
!22 = !{}
!23 = distinct !{!23, !20}


; 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::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<person, std::allocator<person>>::_Vector_impl" }
%"struct.std::_Vector_base<person, std::allocator<person>>::_Vector_impl" = type { %"struct.std::_Vector_base<person, std::allocator<person>>::_Vector_impl_data" }
%"struct.std::_Vector_base<person, std::allocator<person>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%struct.person = type <{ %"class.std::__cxx11::basic_string", i32, i8, [3 x i8] }>

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str = external hidden unnamed_addr constant [18 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_Z10findPersonRSt6vectorI6personSaIS0_EENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef) local_unnamed_addr #0

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorI6personSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(37) ptr @_ZNSt6vectorI6personSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 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 zeroext i1 @_Z13compareByNameRK6personS1_(ptr noundef nonnull align 8 dereferenceable(37), ptr noundef nonnull align 8 dereferenceable(37)) #0

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #2 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::__cxx11::basic_string", align 8
  %2 = alloca %"class.std::__cxx11::basic_string", align 8
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca %struct.person, align 8
  %6 = alloca %"class.std::__cxx11::basic_string", align 8
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %1) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #7
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %2) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #7
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #7
  call void @_ZNSt6vectorI6personSaIS0_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  %7 = getelementptr inbounds i8, ptr %5, i64 32
  %8 = getelementptr inbounds i8, ptr %5, i64 36
  br label %9

9:                                                ; preds = %.backedge, %0
  %10 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %11 unwind label %.loopexit

11:                                               ; preds = %9
  %12 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16) %10, ptr noundef nonnull align 8 dereferenceable(32) %2)
          to label %13 unwind label %.loopexit

13:                                               ; preds = %11
  %14 = load ptr, ptr %12, align 8, !tbaa !5
  %15 = getelementptr i8, ptr %14, i64 -24
  %16 = load i64, ptr %15, align 8
  %17 = getelementptr inbounds i8, ptr %12, i64 %16
  %18 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %17)
          to label %19 unwind label %.loopexit

19:                                               ; preds = %13
  br i1 %18, label %20, label %40

20:                                               ; preds = %19
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %4, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %21 unwind label %.loopexit

21:                                               ; preds = %20
  %22 = call noundef i32 @_Z10findPersonRSt6vectorI6personSaIS0_EENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef nonnull %4)
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #7
  %.not = icmp eq i32 %22, -1
  br i1 %.not, label %29, label %23

23:                                               ; preds = %21
  %24 = sext i32 %22 to i64
  %25 = call noundef nonnull align 8 dereferenceable(37) ptr @_ZNSt6vectorI6personSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %24) #7
  %26 = getelementptr inbounds i8, ptr %25, i64 32
  %27 = load i32, ptr %26, align 8, !tbaa !8
  %28 = add nsw i32 %27, 1
  store i32 %28, ptr %26, align 8, !tbaa !8
  br label %33

.loopexit:                                        ; preds = %9, %11, %13, %20, %33
  %lpad.loopexit = landingpad { ptr, i32 }
          cleanup
  br label %69

.loopexit.split-lp:                               ; preds = %40, %42, %44
  %lpad.loopexit.split-lp = landingpad { ptr, i32 }
          cleanup
  br label %69

29:                                               ; preds = %21
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %5) #7
  call void @_ZN6personC2Ev(ptr noundef nonnull align 8 dereferenceable(37) %5) #7
  store i32 1, ptr %7, align 8, !tbaa !8
  store i8 0, ptr %8, align 4, !tbaa !17
  invoke void @_ZNSt6vectorI6personSaIS0_EE9push_backERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef nonnull align 8 dereferenceable(37) %5)
          to label %30 unwind label %31

30:                                               ; preds = %29
  call void @_ZN6personD2Ev(ptr noundef nonnull align 8 dereferenceable(37) %5) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %5) #7
  br label %33

31:                                               ; preds = %29
  %32 = landingpad { ptr, i32 }
          cleanup
  call void @_ZN6personD2Ev(ptr noundef nonnull align 8 dereferenceable(37) %5) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %5) #7
  br label %69

33:                                               ; preds = %30, %23
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull align 8 dereferenceable(32) %2)
          to label %34 unwind label %.loopexit

34:                                               ; preds = %33
  %35 = call noundef i32 @_Z10findPersonRSt6vectorI6personSaIS0_EENSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr noundef nonnull %6)
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #7
  %.not18 = icmp eq i32 %35, -1
  br i1 %.not18, label %.backedge, label %36

36:                                               ; preds = %34
  %37 = sext i32 %35 to i64
  %38 = call noundef nonnull align 8 dereferenceable(37) ptr @_ZNSt6vectorI6personSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %37) #7
  %39 = getelementptr inbounds i8, ptr %38, i64 36
  store i8 1, ptr %39, align 4, !tbaa !17
  br label %.backedge

.backedge:                                        ; preds = %36, %34
  br label %9, !llvm.loop !18

40:                                               ; preds = %19
  %41 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str)
          to label %42 unwind label %.loopexit.split-lp

42:                                               ; preds = %40
  %43 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %41, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %44 unwind label %.loopexit.split-lp

44:                                               ; preds = %42
  %45 = call ptr @_ZNSt6vectorI6personSaIS0_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  %46 = call ptr @_ZNSt6vectorI6personSaIS0_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  invoke void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIP6personSt6vectorIS2_SaIS2_EEEEPFbRKS2_S9_EEvT_SC_T0_(ptr %45, ptr %46, ptr noundef nonnull @_Z13compareByNameRK6personS1_)
          to label %.preheader unwind label %.loopexit.split-lp

.preheader:                                       ; preds = %44
  %47 = call noundef i64 @_ZNKSt6vectorI6personSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  %.not20 = icmp eq i64 %47, 0
  br i1 %.not20, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %66, %.preheader
  call void @_ZNSt6vectorI6personSaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #7
  ret i32 0

.lr.ph:                                           ; preds = %.preheader, %66
  %indvars.iv = phi i64 [ %indvars.iv.next, %66 ], [ 0, %.preheader ]
  %48 = call noundef nonnull align 8 dereferenceable(37) ptr @_ZNSt6vectorI6personSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv) #7
  %49 = getelementptr inbounds i8, ptr %48, i64 36
  %50 = load i8, ptr %49, align 4, !tbaa !17, !range !20, !noundef !21
  %51 = trunc nuw i8 %50 to i1
  br i1 %51, label %66, label %52

52:                                               ; preds = %.lr.ph
  %53 = call noundef nonnull align 8 dereferenceable(37) ptr @_ZNSt6vectorI6personSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv) #7
  %54 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull align 8 dereferenceable(32) %53)
          to label %55 unwind label %64

55:                                               ; preds = %52
  %56 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %54, ptr noundef nonnull @.str.1)
          to label %57 unwind label %64

57:                                               ; preds = %55
  %58 = call noundef nonnull align 8 dereferenceable(37) ptr @_ZNSt6vectorI6personSaIS0_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv) #7
  %59 = getelementptr inbounds i8, ptr %58, i64 32
  %60 = load i32, ptr %59, align 8, !tbaa !8
  %61 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %56, i32 noundef %60)
          to label %62 unwind label %64

62:                                               ; preds = %57
  %63 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %61, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %66 unwind label %64

64:                                               ; preds = %62, %57, %55, %52
  %65 = landingpad { ptr, i32 }
          cleanup
  br label %69

66:                                               ; preds = %.lr.ph, %62
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %67 = call noundef i64 @_ZNKSt6vectorI6personSaIS0_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  %68 = icmp ugt i64 %67, %indvars.iv.next
  br i1 %68, label %.lr.ph, label %._crit_edge, !llvm.loop !22

69:                                               ; preds = %.loopexit, %.loopexit.split-lp, %64, %31
  %.pn = phi { ptr, i32 } [ %32, %31 ], [ %65, %64 ], [ %lpad.loopexit, %.loopexit ], [ %lpad.loopexit.split-lp, %.loopexit.split-lp ]
  call void @_ZNSt6vectorI6personSaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %2) #7
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #7
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #7
  resume { ptr, i32 } %.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorI6personSaIS0_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZStrsIcSt11char_traitsIcESaIcEERSt13basic_istreamIT_T0_ES7_RNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #3

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN6personC2Ev(ptr noundef nonnull align 8 dereferenceable(37)) unnamed_addr #5 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorI6personSaIS0_EE9push_backERKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(37)) local_unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN6personD2Ev(ptr noundef nonnull align 8 dereferenceable(37)) unnamed_addr #5 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 #6

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

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4sortIN9__gnu_cxx17__normal_iteratorIP6personSt6vectorIS2_SaIS2_EEEEPFbRKS2_S9_EEvT_SC_T0_(ptr, ptr, ptr noundef) local_unnamed_addr #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorI6personSaIS0_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorI6personSaIS0_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsIcSt11char_traitsIcESaIcEERSt13basic_ostreamIT_T0_ES7_RKNSt7__cxx1112basic_stringIS4_S5_T1_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #6

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorI6personSaIS0_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #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 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 #6 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #7 = { nounwind }

!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, !15, i64 32}
!9 = !{!"_ZTS6person", !10, i64 0, !15, i64 32, !16, i64 36}
!10 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE", !11, i64 0, !14, i64 8, !13, i64 16}
!11 = !{!"_ZTSNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE12_Alloc_hiderE", !12, i64 0}
!12 = !{!"any pointer", !13, i64 0}
!13 = !{!"omnipotent char", !7, i64 0}
!14 = !{!"long", !13, i64 0}
!15 = !{!"int", !13, i64 0}
!16 = !{!"bool", !13, i64 0}
!17 = !{!9, !16, i64 36}
!18 = distinct !{!18, !19}
!19 = !{!"llvm.loop.mustprogress"}
!20 = !{i8 0, i8 2}
!21 = !{}
!22 = distinct !{!22, !19}


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