; LLVM IR from fritzsedlazeck/SURVIVOR :: src/simulator (Pac_Simulator)

; 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_ostream" = type { ptr, %"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_ifstream" = type { %"class.std::basic_istream.base", %"class.std::basic_filebuf", %"class.std::basic_ios" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::basic_filebuf" = type { %"class.std::basic_streambuf", %union.pthread_mutex_t, %"class.std::__basic_file", i32, %struct.__mbstate_t, %struct.__mbstate_t, %struct.__mbstate_t, ptr, i64, i8, i8, i8, i8, ptr, ptr, i8, ptr, ptr, i64, ptr, ptr }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%union.pthread_mutex_t = type { %struct.__pthread_mutex_s }
%struct.__pthread_mutex_s = type { i32, i32, i32, i32, i32, i16, i16, %struct.__pthread_internal_list }
%struct.__pthread_internal_list = type { ptr, ptr }
%"class.std::__basic_file" = type <{ ptr, i8, [7 x i8] }>
%struct.__mbstate_t = type { i32, %union.anon.0 }
%union.anon.0 = type { i32 }
%"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] }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.11 = external hidden unnamed_addr constant [36 x i8], align 1
@.str.12 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.13 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.14 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.15 = external hidden unnamed_addr constant [5 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32)) #0 align 2

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

; 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 void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32), i8 noundef signext) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5clearEv(ptr noundef nonnull align 8 dereferenceable(32)) #0 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #2 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: mustprogress uwtable
declare dso_local void @_Z14simulate_readsNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_RP8_IO_FILES7_S7_(ptr noundef, ptr noundef, ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #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 #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z12simulate_pacNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_(ptr noundef %0, ptr noundef %1) #2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca ptr, align 8
  %7 = alloca %"class.std::basic_ifstream", align 8
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca %"class.std::__cxx11::basic_string", align 8
  %11 = alloca %"class.std::__cxx11::basic_string", align 8
  %12 = alloca %"class.std::__cxx11::basic_string", align 8
  %13 = alloca ptr, align 8
  %14 = alloca ptr, align 8
  %15 = alloca ptr, align 8
  %16 = alloca %"class.std::__cxx11::basic_string", align 8
  %17 = alloca %"class.std::__cxx11::basic_string", align 8
  %18 = alloca i64, align 8
  %19 = alloca i64, align 8
  %20 = alloca %"class.std::__cxx11::basic_string", align 8
  %21 = alloca %"class.std::__cxx11::basic_string", align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #8
  store i64 2000000, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #8
  %22 = load i64, ptr %5, align 8, !tbaa !9
  %23 = call noalias noundef nonnull ptr @_Znam(i64 noundef %22) #9
  store ptr %23, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 520, ptr %7) #8
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(256) %7)
  %24 = call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #8
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE4openEPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256) %7, ptr noundef %24, i32 noundef 8)
          to label %25 unwind label %40

25:                                               ; preds = %2
  %26 = load ptr, ptr %7, align 8, !tbaa !11
  %27 = getelementptr i8, ptr %26, i64 -24
  %28 = load i64, ptr %27, align 8
  %29 = getelementptr inbounds i8, ptr %7, i64 %28
  %30 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4goodEv(ptr noundef nonnull align 8 dereferenceable(264) %29)
          to label %31 unwind label %40

31:                                               ; preds = %25
  br i1 %30, label %44, label %32

32:                                               ; preds = %31
  %33 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.11)
          to label %34 unwind label %40

34:                                               ; preds = %32
  %35 = call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #8
  %36 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %33, ptr noundef %35)
          to label %37 unwind label %40

37:                                               ; preds = %34
  %38 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %36, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %39 unwind label %40

39:                                               ; preds = %37
  call void @exit(i32 noundef 0) #10
  unreachable

40:                                               ; preds = %44, %37, %34, %32, %25, %2
  %41 = landingpad { ptr, i32 }
          cleanup
  %42 = extractvalue { ptr, i32 } %41, 0
  store ptr %42, ptr %8, align 8
  %43 = extractvalue { ptr, i32 } %41, 1
  store i32 %43, ptr %9, align 4
  br label %241

44:                                               ; preds = %31
  %45 = load ptr, ptr %6, align 8, !tbaa !5
  %46 = load i64, ptr %5, align 8, !tbaa !9
  %47 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi7getlineEPcl(ptr noundef nonnull align 8 dereferenceable(16) %7, ptr noundef %45, i64 noundef %46)
          to label %48 unwind label %40

48:                                               ; preds = %44
  call void @llvm.lifetime.start.p0(i64 32, ptr %10) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #8
  call void @llvm.lifetime.start.p0(i64 32, ptr %11) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #8
  call void @llvm.lifetime.start.p0(i64 32, ptr %12) #8
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %49 unwind label %91

49:                                               ; preds = %48
  %50 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEPKc(ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef @.str.12)
          to label %51 unwind label %95

51:                                               ; preds = %49
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #8
  %52 = call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %12) #8
  %53 = invoke noalias ptr @fopen(ptr noundef %52, ptr noundef @.str.13)
          to label %54 unwind label %99

54:                                               ; preds = %51
  store ptr %53, ptr %13, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #8
  %55 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %56 unwind label %103

56:                                               ; preds = %54
  %57 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEPKc(ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef @.str.14)
          to label %58 unwind label %103

58:                                               ; preds = %56
  %59 = call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %12) #8
  %60 = invoke noalias ptr @fopen(ptr noundef %59, ptr noundef @.str.13)
          to label %61 unwind label %103

61:                                               ; preds = %58
  store ptr %60, ptr %14, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #8
  %62 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %63 unwind label %107

63:                                               ; preds = %61
  %64 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEPKc(ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef @.str.15)
          to label %65 unwind label %107

65:                                               ; preds = %63
  %66 = call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %12) #8
  %67 = invoke noalias ptr @fopen(ptr noundef %66, ptr noundef @.str.13)
          to label %68 unwind label %107

68:                                               ; preds = %65
  store ptr %67, ptr %15, align 8, !tbaa !5
  %69 = call i64 @time(ptr noundef null) #8
  %70 = trunc i64 %69 to i32
  call void @srand(i32 noundef %70) #8
  br label %71

71:                                               ; preds = %212, %68
  %72 = load ptr, ptr %7, align 8, !tbaa !11
  %73 = getelementptr i8, ptr %72, i64 -24
  %74 = load i64, ptr %73, align 8
  %75 = getelementptr inbounds i8, ptr %7, i64 %74
  %76 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3eofEv(ptr noundef nonnull align 8 dereferenceable(264) %75)
          to label %77 unwind label %107

77:                                               ; preds = %71
  %78 = xor i1 %76, true
  br i1 %78, label %79, label %213

79:                                               ; preds = %77
  %80 = load ptr, ptr %6, align 8, !tbaa !5
  %81 = getelementptr inbounds i8, ptr %80, i64 0
  %82 = load i8, ptr %81, align 1, !tbaa !13
  %83 = sext i8 %82 to i32
  %84 = icmp eq i32 %83, 62
  br i1 %84, label %85, label %164

85:                                               ; preds = %79
  %86 = call noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32) %11) #8
  br i1 %86, label %120, label %87

87:                                               ; preds = %85
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %16, ptr noundef nonnull align 8 dereferenceable(32) %10)
          to label %88 unwind label %107

88:                                               ; preds = %87
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %17, ptr noundef nonnull align 8 dereferenceable(32) %11)
          to label %89 unwind label %111

89:                                               ; preds = %88
  invoke void @_Z14simulate_readsNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_RP8_IO_FILES7_S7_(ptr noundef %16, ptr noundef %17, ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull align 8 dereferenceable(8) %15, ptr noundef nonnull align 8 dereferenceable(8) %14)
          to label %90 unwind label %115

90:                                               ; preds = %89
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %17) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5clearEv(ptr noundef nonnull align 8 dereferenceable(32) %10) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5clearEv(ptr noundef nonnull align 8 dereferenceable(32) %11) #8
  br label %120

91:                                               ; preds = %48
  %92 = landingpad { ptr, i32 }
          cleanup
  %93 = extractvalue { ptr, i32 } %92, 0
  store ptr %93, ptr %8, align 8
  %94 = extractvalue { ptr, i32 } %92, 1
  store i32 %94, ptr %9, align 4
  br label %240

95:                                               ; preds = %49
  %96 = landingpad { ptr, i32 }
          cleanup
  %97 = extractvalue { ptr, i32 } %96, 0
  store ptr %97, ptr %8, align 8
  %98 = extractvalue { ptr, i32 } %96, 1
  store i32 %98, ptr %9, align 4
  br label %239

99:                                               ; preds = %51
  %100 = landingpad { ptr, i32 }
          cleanup
  %101 = extractvalue { ptr, i32 } %100, 0
  store ptr %101, ptr %8, align 8
  %102 = extractvalue { ptr, i32 } %100, 1
  store i32 %102, ptr %9, align 4
  br label %238

103:                                              ; preds = %58, %56, %54
  %104 = landingpad { ptr, i32 }
          cleanup
  %105 = extractvalue { ptr, i32 } %104, 0
  store ptr %105, ptr %8, align 8
  %106 = extractvalue { ptr, i32 } %104, 1
  store i32 %106, ptr %9, align 4
  br label %237

107:                                              ; preds = %232, %229, %228, %215, %208, %87, %71, %65, %63, %61
  %108 = landingpad { ptr, i32 }
          cleanup
  %109 = extractvalue { ptr, i32 } %108, 0
  store ptr %109, ptr %8, align 8
  %110 = extractvalue { ptr, i32 } %108, 1
  store i32 %110, ptr %9, align 4
  br label %236

111:                                              ; preds = %88
  %112 = landingpad { ptr, i32 }
          cleanup
  %113 = extractvalue { ptr, i32 } %112, 0
  store ptr %113, ptr %8, align 8
  %114 = extractvalue { ptr, i32 } %112, 1
  store i32 %114, ptr %9, align 4
  br label %119

115:                                              ; preds = %89
  %116 = landingpad { ptr, i32 }
          cleanup
  %117 = extractvalue { ptr, i32 } %116, 0
  store ptr %117, ptr %8, align 8
  %118 = extractvalue { ptr, i32 } %116, 1
  store i32 %118, ptr %9, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %17) #8
  br label %119

119:                                              ; preds = %115, %111
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %16) #8
  br label %236

120:                                              ; preds = %90, %85
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #8
  store i64 1, ptr %18, align 8, !tbaa !9
  br label %121

121:                                              ; preds = %156, %120
  %122 = load i64, ptr %18, align 8, !tbaa !9
  %123 = load i64, ptr %5, align 8, !tbaa !9
  %124 = icmp ult i64 %122, %123
  br i1 %124, label %125, label %146

125:                                              ; preds = %121
  %126 = load ptr, ptr %6, align 8, !tbaa !5
  %127 = load i64, ptr %18, align 8, !tbaa !9
  %128 = getelementptr inbounds i8, ptr %126, i64 %127
  %129 = load i8, ptr %128, align 1, !tbaa !13
  %130 = sext i8 %129 to i32
  %131 = icmp ne i32 %130, 0
  br i1 %131, label %132, label %146

132:                                              ; preds = %125
  %133 = load ptr, ptr %6, align 8, !tbaa !5
  %134 = load i64, ptr %18, align 8, !tbaa !9
  %135 = getelementptr inbounds i8, ptr %133, i64 %134
  %136 = load i8, ptr %135, align 1, !tbaa !13
  %137 = sext i8 %136 to i32
  %138 = icmp ne i32 %137, 10
  br i1 %138, label %139, label %146

139:                                              ; preds = %132
  %140 = load ptr, ptr %6, align 8, !tbaa !5
  %141 = load i64, ptr %18, align 8, !tbaa !9
  %142 = getelementptr inbounds i8, ptr %140, i64 %141
  %143 = load i8, ptr %142, align 1, !tbaa !13
  %144 = sext i8 %143 to i32
  %145 = icmp ne i32 %144, 32
  br label %146

146:                                              ; preds = %139, %132, %125, %121
  %147 = phi i1 [ false, %132 ], [ false, %125 ], [ false, %121 ], [ %145, %139 ]
  br i1 %147, label %149, label %148

148:                                              ; preds = %146
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #8
  br label %163

149:                                              ; preds = %146
  %150 = load ptr, ptr %6, align 8, !tbaa !5
  %151 = load i64, ptr %18, align 8, !tbaa !9
  %152 = getelementptr inbounds i8, ptr %150, i64 %151
  %153 = load i8, ptr %152, align 1, !tbaa !13
  %154 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32) %10, i8 noundef signext %153)
          to label %155 unwind label %159

155:                                              ; preds = %149
  br label %156

156:                                              ; preds = %155
  %157 = load i64, ptr %18, align 8, !tbaa !9
  %158 = add i64 %157, 1
  store i64 %158, ptr %18, align 8, !tbaa !9
  br label %121, !llvm.loop !14

159:                                              ; preds = %149
  %160 = landingpad { ptr, i32 }
          cleanup
  %161 = extractvalue { ptr, i32 } %160, 0
  store ptr %161, ptr %8, align 8
  %162 = extractvalue { ptr, i32 } %160, 1
  store i32 %162, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #8
  br label %236

163:                                              ; preds = %148
  br label %208

164:                                              ; preds = %79
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #8
  store i64 0, ptr %19, align 8, !tbaa !9
  br label %165

165:                                              ; preds = %200, %164
  %166 = load i64, ptr %19, align 8, !tbaa !9
  %167 = load i64, ptr %5, align 8, !tbaa !9
  %168 = icmp ult i64 %166, %167
  br i1 %168, label %169, label %190

169:                                              ; preds = %165
  %170 = load ptr, ptr %6, align 8, !tbaa !5
  %171 = load i64, ptr %19, align 8, !tbaa !9
  %172 = getelementptr inbounds i8, ptr %170, i64 %171
  %173 = load i8, ptr %172, align 1, !tbaa !13
  %174 = sext i8 %173 to i32
  %175 = icmp ne i32 %174, 0
  br i1 %175, label %176, label %190

176:                                              ; preds = %169
  %177 = load ptr, ptr %6, align 8, !tbaa !5
  %178 = load i64, ptr %19, align 8, !tbaa !9
  %179 = getelementptr inbounds i8, ptr %177, i64 %178
  %180 = load i8, ptr %179, align 1, !tbaa !13
  %181 = sext i8 %180 to i32
  %182 = icmp ne i32 %181, 10
  br i1 %182, label %183, label %190

183:                                              ; preds = %176
  %184 = load ptr, ptr %6, align 8, !tbaa !5
  %185 = load i64, ptr %19, align 8, !tbaa !9
  %186 = getelementptr inbounds i8, ptr %184, i64 %185
  %187 = load i8, ptr %186, align 1, !tbaa !13
  %188 = sext i8 %187 to i32
  %189 = icmp ne i32 %188, 32
  br label %190

190:                                              ; preds = %183, %176, %169, %165
  %191 = phi i1 [ false, %176 ], [ false, %169 ], [ false, %165 ], [ %189, %183 ]
  br i1 %191, label %193, label %192

192:                                              ; preds = %190
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #8
  br label %207

193:                                              ; preds = %190
  %194 = load ptr, ptr %6, align 8, !tbaa !5
  %195 = load i64, ptr %19, align 8, !tbaa !9
  %196 = getelementptr inbounds i8, ptr %194, i64 %195
  %197 = load i8, ptr %196, align 1, !tbaa !13
  %198 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32) %11, i8 noundef signext %197)
          to label %199 unwind label %203

199:                                              ; preds = %193
  br label %200

200:                                              ; preds = %199
  %201 = load i64, ptr %19, align 8, !tbaa !9
  %202 = add i64 %201, 1
  store i64 %202, ptr %19, align 8, !tbaa !9
  br label %165, !llvm.loop !16

203:                                              ; preds = %193
  %204 = landingpad { ptr, i32 }
          cleanup
  %205 = extractvalue { ptr, i32 } %204, 0
  store ptr %205, ptr %8, align 8
  %206 = extractvalue { ptr, i32 } %204, 1
  store i32 %206, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #8
  br label %236

207:                                              ; preds = %192
  br label %208

208:                                              ; preds = %207, %163
  %209 = load ptr, ptr %6, align 8, !tbaa !5
  %210 = load i64, ptr %5, align 8, !tbaa !9
  %211 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi7getlineEPcl(ptr noundef nonnull align 8 dereferenceable(16) %7, ptr noundef %209, i64 noundef %210)
          to label %212 unwind label %107

212:                                              ; preds = %208
  br label %71, !llvm.loop !17

213:                                              ; preds = %77
  %214 = call noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32) %11) #8
  br i1 %214, label %228, label %215

215:                                              ; preds = %213
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %20, ptr noundef nonnull align 8 dereferenceable(32) %10)
          to label %216 unwind label %107

216:                                              ; preds = %215
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %21, ptr noundef nonnull align 8 dereferenceable(32) %11)
          to label %217 unwind label %219

217:                                              ; preds = %216
  invoke void @_Z14simulate_readsNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_RP8_IO_FILES7_S7_(ptr noundef %20, ptr noundef %21, ptr noundef nonnull align 8 dereferenceable(8) %13, ptr noundef nonnull align 8 dereferenceable(8) %15, ptr noundef nonnull align 8 dereferenceable(8) %14)
          to label %218 unwind label %223

218:                                              ; preds = %217
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %21) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %20) #8
  br label %228

219:                                              ; preds = %216
  %220 = landingpad { ptr, i32 }
          cleanup
  %221 = extractvalue { ptr, i32 } %220, 0
  store ptr %221, ptr %8, align 8
  %222 = extractvalue { ptr, i32 } %220, 1
  store i32 %222, ptr %9, align 4
  br label %227

223:                                              ; preds = %217
  %224 = landingpad { ptr, i32 }
          cleanup
  %225 = extractvalue { ptr, i32 } %224, 0
  store ptr %225, ptr %8, align 8
  %226 = extractvalue { ptr, i32 } %224, 1
  store i32 %226, ptr %9, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %21) #8
  br label %227

227:                                              ; preds = %223, %219
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %20) #8
  br label %236

228:                                              ; preds = %218, %213
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE5closeEv(ptr noundef nonnull align 8 dereferenceable(256) %7)
          to label %229 unwind label %107

229:                                              ; preds = %228
  %230 = load ptr, ptr %13, align 8, !tbaa !5
  %231 = invoke i32 @fclose(ptr noundef %230)
          to label %232 unwind label %107

232:                                              ; preds = %229
  %233 = load ptr, ptr %15, align 8, !tbaa !5
  %234 = invoke i32 @fclose(ptr noundef %233)
          to label %235 unwind label %107

235:                                              ; preds = %232
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr %12) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr %11) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr %10) #8
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %7) #8
  call void @llvm.lifetime.end.p0(i64 520, ptr %7) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #8
  ret void

236:                                              ; preds = %227, %203, %159, %119, %107
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #8
  br label %237

237:                                              ; preds = %236, %103
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #8
  br label %238

238:                                              ; preds = %237, %99
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #8
  br label %239

239:                                              ; preds = %238, %95
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #8
  br label %240

240:                                              ; preds = %239, %91
  call void @llvm.lifetime.end.p0(i64 32, ptr %12) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr %11) #8
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #8
  call void @llvm.lifetime.end.p0(i64 32, ptr %10) #8
  br label %241

241:                                              ; preds = %240, %40
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %7) #8
  call void @llvm.lifetime.end.p0(i64 520, ptr %7) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #8
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #8
  br label %242

242:                                              ; preds = %241
  %243 = load ptr, ptr %8, align 8
  %244 = load i32, ptr %9, align 4
  %245 = insertvalue { ptr, i32 } poison, ptr %243, 0
  %246 = insertvalue { ptr, i32 } %245, i32 %244, 1
  resume { ptr, i32 } %246
}

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znam(i64 noundef) #3

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(256)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE4openEPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256), ptr noundef, i32 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4goodEv(ptr noundef nonnull align 8 dereferenceable(264)) #0 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) #4

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

; Function Attrs: noreturn nounwind
declare void @exit(i32 noundef) #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi7getlineEPcl(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef, i64 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEPKc(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) #2 align 2

declare noalias ptr @fopen(ptr noundef, ptr noundef) #6

; Function Attrs: nounwind
declare void @srand(i32 noundef) #7

; Function Attrs: nounwind
declare i64 @time(ptr noundef) #7

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3eofEv(ptr noundef nonnull align 8 dereferenceable(264)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32)) #0 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE5closeEv(ptr noundef nonnull align 8 dereferenceable(256)) #2 align 2

declare i32 @fclose(ptr noundef) #6

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256)) 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 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 = { 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 #4 = { 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 #5 = { noreturn 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 #6 = { "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 "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 = { noreturn nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"vtable pointer", !8, i64 0}
!13 = !{!7, !7, i64 0}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}
!16 = distinct !{!16, !15}
!17 = distinct !{!17, !15}


; 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_ostream" = type { ptr, %"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_ifstream" = type { %"class.std::basic_istream.base", %"class.std::basic_filebuf", %"class.std::basic_ios" }
%"class.std::basic_istream.base" = type { ptr, i64 }
%"class.std::basic_filebuf" = type { %"class.std::basic_streambuf", %union.pthread_mutex_t, %"class.std::__basic_file", i32, %struct.__mbstate_t, %struct.__mbstate_t, %struct.__mbstate_t, ptr, i64, i8, i8, i8, i8, ptr, ptr, i8, ptr, ptr, i64, ptr, ptr }
%"class.std::basic_streambuf" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, %"class.std::locale" }
%union.pthread_mutex_t = type { %struct.__pthread_mutex_s }
%struct.__pthread_mutex_s = type { i32, i32, i32, i32, i32, i16, i16, %struct.__pthread_internal_list }
%struct.__pthread_internal_list = type { ptr, ptr }
%"class.std::__basic_file" = type <{ ptr, i8, [7 x i8] }>
%struct.__mbstate_t = type { i32, %union.anon.0 }
%union.anon.0 = type { i32 }
%"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] }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.11 = external hidden unnamed_addr constant [36 x i8], align 1
@.str.12 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.13 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.14 = external hidden unnamed_addr constant [4 x i8], align 1
@.str.15 = external hidden unnamed_addr constant [5 x i8], align 1

; Function Attrs: mustprogress nounwind uwtable
declare noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 align 2

; 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 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 void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32), i8 noundef signext) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5clearEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 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: mustprogress uwtable
declare dso_local void @_Z14simulate_readsNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_RP8_IO_FILES7_S7_(ptr noundef, ptr noundef, ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #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 #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z12simulate_pacNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_(ptr noundef %0, ptr noundef %1) local_unnamed_addr #2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::basic_ifstream", align 8
  %4 = alloca %"class.std::__cxx11::basic_string", align 8
  %5 = alloca %"class.std::__cxx11::basic_string", align 8
  %6 = alloca %"class.std::__cxx11::basic_string", align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca %"class.std::__cxx11::basic_string", align 8
  %11 = alloca %"class.std::__cxx11::basic_string", align 8
  %12 = alloca %"class.std::__cxx11::basic_string", align 8
  %13 = alloca %"class.std::__cxx11::basic_string", align 8
  %14 = tail call noalias noundef nonnull dereferenceable(2000000) ptr @_Znam(i64 noundef 2000000) #8
  call void @llvm.lifetime.start.p0(i64 520, ptr nonnull %3) #9
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(256) %3)
  %15 = call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #9
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE4openEPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256) %3, ptr noundef %15, i32 noundef 8)
          to label %16 unwind label %30

16:                                               ; preds = %2
  %17 = load ptr, ptr %3, align 8, !tbaa !5
  %18 = getelementptr i8, ptr %17, i64 -24
  %19 = load i64, ptr %18, align 8
  %20 = getelementptr inbounds i8, ptr %3, i64 %19
  %21 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4goodEv(ptr noundef nonnull align 8 dereferenceable(264) %20)
  br i1 %21, label %32, label %22

22:                                               ; preds = %16
  %23 = 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.11)
          to label %24 unwind label %30

24:                                               ; preds = %22
  %25 = call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #9
  %26 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %23, ptr noundef %25)
          to label %27 unwind label %30

27:                                               ; preds = %24
  %28 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %26, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %29 unwind label %30

29:                                               ; preds = %27
  call void @exit(i32 noundef 0) #10
  unreachable

30:                                               ; preds = %32, %27, %24, %22, %2
  %31 = landingpad { ptr, i32 }
          cleanup
  br label %120

32:                                               ; preds = %16
  %33 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi7getlineEPcl(ptr noundef nonnull align 8 dereferenceable(16) %3, ptr noundef nonnull %14, i64 noundef 2000000)
          to label %34 unwind label %30

34:                                               ; preds = %32
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #9
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %5) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #9
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %6) #9
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %35 unwind label %70

35:                                               ; preds = %34
  %36 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEPKc(ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull @.str.12)
          to label %37 unwind label %72

37:                                               ; preds = %35
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #9
  %38 = call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %6) #9
  %39 = call noalias ptr @fopen(ptr noundef %38, ptr noundef nonnull @.str.13)
  store ptr %39, ptr %7, align 8, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #9
  %40 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %41 unwind label %74

41:                                               ; preds = %37
  %42 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEPKc(ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull @.str.14)
          to label %43 unwind label %74

43:                                               ; preds = %41
  %44 = call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %6) #9
  %45 = call noalias ptr @fopen(ptr noundef %44, ptr noundef nonnull @.str.13)
  store ptr %45, ptr %8, align 8, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %9) #9
  %46 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull align 8 dereferenceable(32) %1)
          to label %47 unwind label %.loopexit.split-lp

47:                                               ; preds = %43
  %48 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEPKc(ptr noundef nonnull align 8 dereferenceable(32) %6, ptr noundef nonnull @.str.15)
          to label %49 unwind label %.loopexit.split-lp

49:                                               ; preds = %47
  %50 = call noundef ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5c_strEv(ptr noundef nonnull align 8 dereferenceable(32) %6) #9
  %51 = call noalias ptr @fopen(ptr noundef %50, ptr noundef nonnull @.str.13)
  store ptr %51, ptr %9, align 8, !tbaa !8
  %52 = call i64 @time(ptr noundef null) #9
  %53 = trunc i64 %52 to i32
  call void @srand(i32 noundef %53) #9
  br label %54

54:                                               ; preds = %.critedge, %49
  %55 = load ptr, ptr %3, align 8, !tbaa !5
  %56 = getelementptr i8, ptr %55, i64 -24
  %57 = load i64, ptr %56, align 8
  %58 = getelementptr inbounds i8, ptr %3, i64 %57
  %59 = invoke noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3eofEv(ptr noundef nonnull align 8 dereferenceable(264) %58)
          to label %60 unwind label %.loopexit

60:                                               ; preds = %54
  br i1 %59, label %99, label %61

61:                                               ; preds = %60
  %62 = load i8, ptr %14, align 1, !tbaa !11
  %63 = icmp eq i8 %62, 62
  br i1 %63, label %64, label %.preheader

64:                                               ; preds = %61
  %65 = call noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32) %5) #9
  br i1 %65, label %.preheader63, label %66

.preheader63:                                     ; preds = %69, %64
  br label %81

66:                                               ; preds = %64
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %10, ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %67 unwind label %.loopexit

67:                                               ; preds = %66
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %11, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %68 unwind label %76

68:                                               ; preds = %67
  invoke void @_Z14simulate_readsNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_RP8_IO_FILES7_S7_(ptr noundef nonnull %10, ptr noundef nonnull %11, ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %8)
          to label %69 unwind label %78

69:                                               ; preds = %68
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5clearEv(ptr noundef nonnull align 8 dereferenceable(32) %4) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5clearEv(ptr noundef nonnull align 8 dereferenceable(32) %5) #9
  br label %.preheader63

70:                                               ; preds = %34
  %71 = landingpad { ptr, i32 }
          cleanup
  br label %119

72:                                               ; preds = %35
  %73 = landingpad { ptr, i32 }
          cleanup
  br label %118

74:                                               ; preds = %41, %37
  %75 = landingpad { ptr, i32 }
          cleanup
  br label %117

.loopexit:                                        ; preds = %54, %66, %.critedge
  %lpad.loopexit = landingpad { ptr, i32 }
          cleanup
  br label %116

.loopexit.split-lp:                               ; preds = %43, %47, %101, %110
  %lpad.loopexit.split-lp = landingpad { ptr, i32 }
          cleanup
  br label %116

76:                                               ; preds = %67
  %77 = landingpad { ptr, i32 }
          cleanup
  br label %80

78:                                               ; preds = %68
  %79 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %11) #9
  br label %80

80:                                               ; preds = %78, %76
  %.pn45 = phi { ptr, i32 } [ %79, %78 ], [ %77, %76 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #9
  br label %116

81:                                               ; preds = %.preheader63, %86
  %.03158 = phi i64 [ %87, %86 ], [ 1, %.preheader63 ]
  %82 = getelementptr inbounds i8, ptr %14, i64 %.03158
  %83 = load i8, ptr %82, align 1, !tbaa !11
  switch i8 %83, label %84 [
    i8 0, label %.critedge
    i8 10, label %.critedge
    i8 32, label %.critedge
  ]

84:                                               ; preds = %81
  %85 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32) %4, i8 noundef signext %83)
          to label %86 unwind label %88

86:                                               ; preds = %84
  %87 = add nuw nsw i64 %.03158, 1
  %exitcond60.not = icmp eq i64 %87, 2000000
  br i1 %exitcond60.not, label %.critedge, label %81, !llvm.loop !12

88:                                               ; preds = %84
  %89 = landingpad { ptr, i32 }
          cleanup
  br label %116

.preheader:                                       ; preds = %61, %94
  %.057 = phi i64 [ %95, %94 ], [ 0, %61 ]
  %90 = getelementptr inbounds i8, ptr %14, i64 %.057
  %91 = load i8, ptr %90, align 1, !tbaa !11
  switch i8 %91, label %92 [
    i8 0, label %.critedge
    i8 10, label %.critedge
    i8 32, label %.critedge
  ]

92:                                               ; preds = %.preheader
  %93 = invoke noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEc(ptr noundef nonnull align 8 dereferenceable(32) %5, i8 noundef signext %91)
          to label %94 unwind label %96

94:                                               ; preds = %92
  %95 = add nuw nsw i64 %.057, 1
  %exitcond.not = icmp eq i64 %95, 2000000
  br i1 %exitcond.not, label %.critedge, label %.preheader, !llvm.loop !14

96:                                               ; preds = %92
  %97 = landingpad { ptr, i32 }
          cleanup
  br label %116

.critedge:                                        ; preds = %94, %.preheader, %.preheader, %.preheader, %86, %81, %81, %81
  %98 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi7getlineEPcl(ptr noundef nonnull align 8 dereferenceable(16) %3, ptr noundef nonnull %14, i64 noundef 2000000)
          to label %54 unwind label %.loopexit, !llvm.loop !15

99:                                               ; preds = %60
  %100 = call noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32) %5) #9
  br i1 %100, label %110, label %101

101:                                              ; preds = %99
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %12, ptr noundef nonnull align 8 dereferenceable(32) %4)
          to label %102 unwind label %.loopexit.split-lp

102:                                              ; preds = %101
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %13, ptr noundef nonnull align 8 dereferenceable(32) %5)
          to label %103 unwind label %105

103:                                              ; preds = %102
  invoke void @_Z14simulate_readsNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEES4_RP8_IO_FILES7_S7_(ptr noundef nonnull %12, ptr noundef nonnull %13, ptr noundef nonnull align 8 dereferenceable(8) %7, ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %8)
          to label %104 unwind label %107

104:                                              ; preds = %103
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #9
  br label %110

105:                                              ; preds = %102
  %106 = landingpad { ptr, i32 }
          cleanup
  br label %109

107:                                              ; preds = %103
  %108 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #9
  br label %109

109:                                              ; preds = %107, %105
  %.pn = phi { ptr, i32 } [ %108, %107 ], [ %106, %105 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %12) #9
  br label %116

110:                                              ; preds = %104, %99
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE5closeEv(ptr noundef nonnull align 8 dereferenceable(256) %3)
          to label %111 unwind label %.loopexit.split-lp

111:                                              ; preds = %110
  %112 = load ptr, ptr %7, align 8, !tbaa !8
  %113 = call i32 @fclose(ptr noundef %112)
  %114 = load ptr, ptr %9, align 8, !tbaa !8
  %115 = call i32 @fclose(ptr noundef %114)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #9
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %6) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #9
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #9
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #9
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %3) #9
  call void @llvm.lifetime.end.p0(i64 520, ptr nonnull %3) #9
  ret void

116:                                              ; preds = %.loopexit, %.loopexit.split-lp, %109, %96, %88, %80
  %.pn50 = phi { ptr, i32 } [ %89, %88 ], [ %.pn45, %80 ], [ %97, %96 ], [ %.pn, %109 ], [ %lpad.loopexit, %.loopexit ], [ %lpad.loopexit.split-lp, %.loopexit.split-lp ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %9) #9
  br label %117

117:                                              ; preds = %116, %74
  %.pn50.pn = phi { ptr, i32 } [ %.pn50, %116 ], [ %75, %74 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #9
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #9
  br label %118

118:                                              ; preds = %117, %72
  %.pn50.pn.pn = phi { ptr, i32 } [ %.pn50.pn, %117 ], [ %73, %72 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %6) #9
  br label %119

119:                                              ; preds = %118, %70
  %.pn50.pn.pn.pn = phi { ptr, i32 } [ %.pn50.pn.pn, %118 ], [ %71, %70 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %6) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #9
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #9
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #9
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #9
  br label %120

120:                                              ; preds = %119, %30
  %.pn50.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn50.pn.pn.pn, %119 ], [ %31, %30 ]
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %3) #9
  call void @llvm.lifetime.end.p0(i64 520, ptr nonnull %3) #9
  resume { ptr, i32 } %.pn50.pn.pn.pn.pn
}

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znam(i64 noundef) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1Ev(ptr noundef nonnull align 8 dereferenceable(256)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE4openEPKcSt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256), ptr noundef, i32 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE4goodEv(ptr noundef nonnull align 8 dereferenceable(264)) local_unnamed_addr #0 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 #4

; 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 #2 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)) #4

; Function Attrs: noreturn nounwind
declare void @exit(i32 noundef) local_unnamed_addr #5

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSi7getlineEPcl(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef, i64 noundef) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEpLEPKc(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) local_unnamed_addr #2 align 2

; Function Attrs: nofree nounwind
declare noalias noundef ptr @fopen(ptr nocapture noundef readonly, ptr nocapture noundef readonly) local_unnamed_addr #6

; Function Attrs: nounwind
declare void @srand(i32 noundef) local_unnamed_addr #7

; Function Attrs: nounwind
declare i64 @time(ptr noundef) local_unnamed_addr #7

; Function Attrs: mustprogress uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEE3eofEv(ptr noundef nonnull align 8 dereferenceable(264)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef zeroext i1 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEE5closeEv(ptr noundef nonnull align 8 dereferenceable(256)) local_unnamed_addr #2 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @fclose(ptr nocapture noundef) local_unnamed_addr #6

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256)) 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 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 = { 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 #4 = { 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 #5 = { noreturn 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 #6 = { nofree 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 "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 = { builtin allocsize(0) }
attributes #9 = { nounwind }
attributes #10 = { noreturn 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 = !{!"any pointer", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!10, !10, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = distinct !{!14, !13}
!15 = distinct !{!15, !13}


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