; LLVM IR from Tudor67/Competitive-Programming :: Codeforces/#663#div2/B (B)

; 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_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" }
%"class.std::locale" = type { ptr }
%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 }
%union.anon = type { i32 }
%"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::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon.0 }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon.0 = type { i64, [8 x i8] }
%"class.std::allocator" = type { i8 }
%"class.std::basic_ofstream" = type { %"class.std::basic_ostream.base", %"class.std::basic_filebuf", %"class.std::basic_ios" }
%"class.std::basic_ostream.base" = type { ptr }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.1" = type { i8 }

@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main(i32 noundef %0, ptr noundef %1) #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca %"class.std::basic_ifstream", align 8
  %7 = alloca %"class.std::__cxx11::basic_string", align 8
  %8 = alloca %"class.std::__cxx11::basic_string", align 8
  %9 = alloca %"class.std::allocator", align 1
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  %12 = alloca %"class.std::basic_ofstream", align 8
  %13 = alloca %"class.std::__cxx11::basic_string", align 8
  %14 = alloca %"class.std::__cxx11::basic_string", align 8
  %15 = alloca %"class.std::allocator", align 1
  %16 = alloca i32, align 4
  %17 = alloca i32, align 4
  %18 = alloca i32, align 4
  %19 = alloca %"class.std::vector", align 8
  %20 = alloca %"class.std::allocator.1", align 1
  %21 = alloca i32, align 4
  %22 = alloca i32, align 4
  %23 = alloca i32, align 4
  %24 = alloca i32, align 4
  store i32 0, ptr %3, align 4
  store i32 %0, ptr %4, align 4, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 520, ptr %6) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr %7) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr %8) #6
  %25 = load ptr, ptr %5, align 8, !tbaa !9
  %26 = getelementptr inbounds ptr, ptr %25, i64 1
  %27 = load ptr, ptr %26, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %9) #6
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %8, ptr noundef %27, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %28 unwind label %55

28:                                               ; preds = %2
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %7, ptr noundef nonnull align 8 dereferenceable(32) %8, ptr noundef @.str)
          to label %29 unwind label %59

29:                                               ; preds = %28
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1ERKNSt7__cxx1112basic_stringIcS1_SaIcEEESt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256) %6, ptr noundef nonnull align 8 dereferenceable(32) %7, i32 noundef 8)
          to label %30 unwind label %63

30:                                               ; preds = %29
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %8) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %7) #6
  call void @llvm.lifetime.start.p0(i64 512, ptr %12) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr %13) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr %14) #6
  %31 = load ptr, ptr %5, align 8, !tbaa !9
  %32 = getelementptr inbounds ptr, ptr %31, i64 1
  %33 = load ptr, ptr %32, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %15) #6
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %15) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %14, ptr noundef %33, ptr noundef nonnull align 1 dereferenceable(1) %15)
          to label %34 unwind label %69

34:                                               ; preds = %30
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %13, ptr noundef nonnull align 8 dereferenceable(32) %14, ptr noundef @.str.1)
          to label %35 unwind label %73

35:                                               ; preds = %34
  invoke void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEEC1ERKNSt7__cxx1112basic_stringIcS1_SaIcEEESt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(248) %12, ptr noundef nonnull align 8 dereferenceable(32) %13, i32 noundef 16)
          to label %36 unwind label %77

36:                                               ; preds = %35
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %14) #6
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %15) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %15) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %14) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %13) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #6
  %37 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %6, ptr noundef nonnull align 4 dereferenceable(4) %16)
          to label %38 unwind label %83

38:                                               ; preds = %36
  br label %39

39:                                               ; preds = %172, %38
  %40 = load i32, ptr %16, align 4, !tbaa !5
  %41 = icmp sgt i32 %40, 0
  br i1 %41, label %42, label %183

42:                                               ; preds = %39
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #6
  %43 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %6, ptr noundef nonnull align 4 dereferenceable(4) %17)
          to label %44 unwind label %87

44:                                               ; preds = %42
  %45 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %43, ptr noundef nonnull align 4 dereferenceable(4) %18)
          to label %46 unwind label %87

46:                                               ; preds = %44
  call void @llvm.lifetime.start.p0(i64 24, ptr %19) #6
  %47 = load i32, ptr %17, align 4, !tbaa !5
  %48 = sext i32 %47 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %20) #6
  call void @_ZNSaINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %20) #6
  invoke void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEC2EmRKS6_(ptr noundef nonnull align 8 dereferenceable(24) %19, i64 noundef %48, ptr noundef nonnull align 1 dereferenceable(1) %20)
          to label %49 unwind label %91

49:                                               ; preds = %46
  call void @_ZNSt15__new_allocatorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %20) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %20) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %21) #6
  store i32 0, ptr %21, align 4, !tbaa !5
  br label %50

50:                                               ; preds = %101, %49
  %51 = load i32, ptr %21, align 4, !tbaa !5
  %52 = load i32, ptr %17, align 4, !tbaa !5
  %53 = icmp slt i32 %51, %52
  br i1 %53, label %95, label %54

54:                                               ; preds = %50
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #6
  br label %108

55:                                               ; preds = %2
  %56 = landingpad { ptr, i32 }
          cleanup
  %57 = extractvalue { ptr, i32 } %56, 0
  store ptr %57, ptr %10, align 8
  %58 = extractvalue { ptr, i32 } %56, 1
  store i32 %58, ptr %11, align 4
  br label %68

59:                                               ; preds = %28
  %60 = landingpad { ptr, i32 }
          cleanup
  %61 = extractvalue { ptr, i32 } %60, 0
  store ptr %61, ptr %10, align 8
  %62 = extractvalue { ptr, i32 } %60, 1
  store i32 %62, ptr %11, align 4
  br label %67

63:                                               ; preds = %29
  %64 = landingpad { ptr, i32 }
          cleanup
  %65 = extractvalue { ptr, i32 } %64, 0
  store ptr %65, ptr %10, align 8
  %66 = extractvalue { ptr, i32 } %64, 1
  store i32 %66, ptr %11, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #6
  br label %67

67:                                               ; preds = %63, %59
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  br label %68

68:                                               ; preds = %67, %55
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %8) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %7) #6
  br label %187

69:                                               ; preds = %30
  %70 = landingpad { ptr, i32 }
          cleanup
  %71 = extractvalue { ptr, i32 } %70, 0
  store ptr %71, ptr %10, align 8
  %72 = extractvalue { ptr, i32 } %70, 1
  store i32 %72, ptr %11, align 4
  br label %82

73:                                               ; preds = %34
  %74 = landingpad { ptr, i32 }
          cleanup
  %75 = extractvalue { ptr, i32 } %74, 0
  store ptr %75, ptr %10, align 8
  %76 = extractvalue { ptr, i32 } %74, 1
  store i32 %76, ptr %11, align 4
  br label %81

77:                                               ; preds = %35
  %78 = landingpad { ptr, i32 }
          cleanup
  %79 = extractvalue { ptr, i32 } %78, 0
  store ptr %79, ptr %10, align 8
  %80 = extractvalue { ptr, i32 } %78, 1
  store i32 %80, ptr %11, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #6
  br label %81

81:                                               ; preds = %77, %73
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %14) #6
  br label %82

82:                                               ; preds = %81, %69
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %15) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %15) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %14) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr %13) #6
  br label %186

83:                                               ; preds = %36
  %84 = landingpad { ptr, i32 }
          cleanup
  %85 = extractvalue { ptr, i32 } %84, 0
  store ptr %85, ptr %10, align 8
  %86 = extractvalue { ptr, i32 } %84, 1
  store i32 %86, ptr %11, align 4
  br label %185

87:                                               ; preds = %44, %42
  %88 = landingpad { ptr, i32 }
          cleanup
  %89 = extractvalue { ptr, i32 } %88, 0
  store ptr %89, ptr %10, align 8
  %90 = extractvalue { ptr, i32 } %88, 1
  store i32 %90, ptr %11, align 4
  br label %182

91:                                               ; preds = %46
  %92 = landingpad { ptr, i32 }
          cleanup
  %93 = extractvalue { ptr, i32 } %92, 0
  store ptr %93, ptr %10, align 8
  %94 = extractvalue { ptr, i32 } %92, 1
  store i32 %94, ptr %11, align 4
  call void @_ZNSt15__new_allocatorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %20) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %20) #6
  br label %181

95:                                               ; preds = %50
  %96 = load i32, ptr %21, align 4, !tbaa !5
  %97 = sext i32 %96 to i64
  %98 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %19, i64 noundef %97) #6
  %99 = 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) %6, ptr noundef nonnull align 8 dereferenceable(32) %98)
          to label %100 unwind label %104

100:                                              ; preds = %95
  br label %101

101:                                              ; preds = %100
  %102 = load i32, ptr %21, align 4, !tbaa !5
  %103 = add nsw i32 %102, 1
  store i32 %103, ptr %21, align 4, !tbaa !5
  br label %50, !llvm.loop !11

104:                                              ; preds = %95
  %105 = landingpad { ptr, i32 }
          cleanup
  %106 = extractvalue { ptr, i32 } %105, 0
  store ptr %106, ptr %10, align 8
  %107 = extractvalue { ptr, i32 } %105, 1
  store i32 %107, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %21) #6
  br label %180

108:                                              ; preds = %54
  call void @llvm.lifetime.start.p0(i64 4, ptr %22) #6
  store i32 0, ptr %22, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %23) #6
  store i32 0, ptr %23, align 4, !tbaa !5
  br label %109

109:                                              ; preds = %130, %108
  %110 = load i32, ptr %23, align 4, !tbaa !5
  %111 = load i32, ptr %17, align 4, !tbaa !5
  %112 = sub nsw i32 %111, 1
  %113 = icmp slt i32 %110, %112
  br i1 %113, label %115, label %114

114:                                              ; preds = %109
  call void @llvm.lifetime.end.p0(i64 4, ptr %23) #6
  br label %137

115:                                              ; preds = %109
  %116 = load i32, ptr %23, align 4, !tbaa !5
  %117 = sext i32 %116 to i64
  %118 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %19, i64 noundef %117) #6
  %119 = load i32, ptr %18, align 4, !tbaa !5
  %120 = sub nsw i32 %119, 1
  %121 = sext i32 %120 to i64
  %122 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %118, i64 noundef %121)
          to label %123 unwind label %133

123:                                              ; preds = %115
  %124 = load i8, ptr %122, align 1, !tbaa !13
  %125 = sext i8 %124 to i32
  %126 = icmp eq i32 %125, 82
  %127 = zext i1 %126 to i32
  %128 = load i32, ptr %22, align 4, !tbaa !5
  %129 = add nsw i32 %128, %127
  store i32 %129, ptr %22, align 4, !tbaa !5
  br label %130

130:                                              ; preds = %123
  %131 = load i32, ptr %23, align 4, !tbaa !5
  %132 = add nsw i32 %131, 1
  store i32 %132, ptr %23, align 4, !tbaa !5
  br label %109, !llvm.loop !14

133:                                              ; preds = %115
  %134 = landingpad { ptr, i32 }
          cleanup
  %135 = extractvalue { ptr, i32 } %134, 0
  store ptr %135, ptr %10, align 8
  %136 = extractvalue { ptr, i32 } %134, 1
  store i32 %136, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %23) #6
  br label %179

137:                                              ; preds = %114
  call void @llvm.lifetime.start.p0(i64 4, ptr %24) #6
  store i32 0, ptr %24, align 4, !tbaa !5
  br label %138

138:                                              ; preds = %159, %137
  %139 = load i32, ptr %24, align 4, !tbaa !5
  %140 = load i32, ptr %18, align 4, !tbaa !5
  %141 = sub nsw i32 %140, 1
  %142 = icmp slt i32 %139, %141
  br i1 %142, label %144, label %143

143:                                              ; preds = %138
  call void @llvm.lifetime.end.p0(i64 4, ptr %24) #6
  br label %166

144:                                              ; preds = %138
  %145 = load i32, ptr %17, align 4, !tbaa !5
  %146 = sub nsw i32 %145, 1
  %147 = sext i32 %146 to i64
  %148 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %19, i64 noundef %147) #6
  %149 = load i32, ptr %24, align 4, !tbaa !5
  %150 = sext i32 %149 to i64
  %151 = invoke noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %148, i64 noundef %150)
          to label %152 unwind label %162

152:                                              ; preds = %144
  %153 = load i8, ptr %151, align 1, !tbaa !13
  %154 = sext i8 %153 to i32
  %155 = icmp eq i32 %154, 68
  %156 = zext i1 %155 to i32
  %157 = load i32, ptr %22, align 4, !tbaa !5
  %158 = add nsw i32 %157, %156
  store i32 %158, ptr %22, align 4, !tbaa !5
  br label %159

159:                                              ; preds = %152
  %160 = load i32, ptr %24, align 4, !tbaa !5
  %161 = add nsw i32 %160, 1
  store i32 %161, ptr %24, align 4, !tbaa !5
  br label %138, !llvm.loop !15

162:                                              ; preds = %144
  %163 = landingpad { ptr, i32 }
          cleanup
  %164 = extractvalue { ptr, i32 } %163, 0
  store ptr %164, ptr %10, align 8
  %165 = extractvalue { ptr, i32 } %163, 1
  store i32 %165, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %24) #6
  br label %179

166:                                              ; preds = %143
  %167 = load i32, ptr %22, align 4, !tbaa !5
  %168 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %12, i32 noundef %167)
          to label %169 unwind label %175

169:                                              ; preds = %166
  %170 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %168, ptr noundef @.str.2)
          to label %171 unwind label %175

171:                                              ; preds = %169
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #6
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %19) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %19) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #6
  br label %172

172:                                              ; preds = %171
  %173 = load i32, ptr %16, align 4, !tbaa !5
  %174 = add nsw i32 %173, -1
  store i32 %174, ptr %16, align 4, !tbaa !5
  br label %39, !llvm.loop !16

175:                                              ; preds = %169, %166
  %176 = landingpad { ptr, i32 }
          cleanup
  %177 = extractvalue { ptr, i32 } %176, 0
  store ptr %177, ptr %10, align 8
  %178 = extractvalue { ptr, i32 } %176, 1
  store i32 %178, ptr %11, align 4
  br label %179

179:                                              ; preds = %175, %162, %133
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #6
  br label %180

180:                                              ; preds = %179, %104
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %19) #6
  br label %181

181:                                              ; preds = %180, %91
  call void @llvm.lifetime.end.p0(i64 24, ptr %19) #6
  br label %182

182:                                              ; preds = %181, %87
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #6
  br label %185

183:                                              ; preds = %39
  store i32 0, ptr %3, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #6
  call void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248) %12) #6
  call void @llvm.lifetime.end.p0(i64 512, ptr %12) #6
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %6) #6
  call void @llvm.lifetime.end.p0(i64 520, ptr %6) #6
  %184 = load i32, ptr %3, align 4
  ret i32 %184

185:                                              ; preds = %182, %83
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #6
  call void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248) %12) #6
  br label %186

186:                                              ; preds = %185, %82
  call void @llvm.lifetime.end.p0(i64 512, ptr %12) #6
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %6) #6
  br label %187

187:                                              ; preds = %186, %68
  call void @llvm.lifetime.end.p0(i64 520, ptr %6) #6
  br label %188

188:                                              ; preds = %187
  %189 = load ptr, ptr %10, align 8
  %190 = load i32, ptr %11, align 4
  %191 = insertvalue { ptr, i32 } poison, ptr %189, 0
  %192 = insertvalue { ptr, i32 } %191, i32 %190, 1
  resume { ptr, i32 } %192
}

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) #2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1ERKNSt7__cxx1112basic_stringIcS1_SaIcEEESt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256), ptr noundef nonnull align 8 dereferenceable(32), i32 noundef) 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 #3 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 uwtable
declare void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEEC1ERKNSt7__cxx1112basic_stringIcS1_SaIcEEESt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(248), ptr noundef nonnull align 8 dereferenceable(32), i32 noundef) unnamed_addr #4 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEC2EmRKS6_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 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)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #3 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) #2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { 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 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nounwind }

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

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


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::basic_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" }
%"class.std::locale" = type { ptr }
%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 }
%union.anon = type { i32 }
%"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::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon.0 }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon.0 = type { i64, [8 x i8] }
%"class.std::allocator" = type { i8 }
%"class.std::basic_ofstream" = type { %"class.std::basic_ostream.base", %"class.std::basic_filebuf", %"class.std::basic_ios" }
%"class.std::basic_ostream.base" = type { ptr }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::__cxx11::basic_string<char>, std::allocator<std::__cxx11::basic_string<char>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.1" = type { i8 }

@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main(i32 noundef %0, ptr nocapture noundef readonly %1) local_unnamed_addr #0 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::allocator", align 1
  %7 = alloca %"class.std::basic_ofstream", align 8
  %8 = alloca %"class.std::__cxx11::basic_string", align 8
  %9 = alloca %"class.std::__cxx11::basic_string", align 8
  %10 = alloca %"class.std::allocator", align 1
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca %"class.std::vector", align 8
  %15 = alloca %"class.std::allocator.1", align 1
  call void @llvm.lifetime.start.p0(i64 520, ptr nonnull %3) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %4) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %5) #6
  %16 = getelementptr inbounds i8, ptr %1, i64 8
  %17 = load ptr, ptr %16, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #6
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef %17, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %18 unwind label %37

18:                                               ; preds = %2
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %4, ptr noundef nonnull align 8 dereferenceable(32) %5, ptr noundef nonnull @.str)
          to label %19 unwind label %39

19:                                               ; preds = %18
  invoke void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1ERKNSt7__cxx1112basic_stringIcS1_SaIcEEESt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256) %3, ptr noundef nonnull align 8 dereferenceable(32) %4, i32 noundef 8)
          to label %20 unwind label %41

20:                                               ; preds = %19
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #6
  call void @llvm.lifetime.start.p0(i64 512, ptr nonnull %7) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %8) #6
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %9) #6
  %21 = load ptr, ptr %16, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %10) #6
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #6
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef %21, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %22 unwind label %45

22:                                               ; preds = %20
  invoke void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %8, ptr noundef nonnull align 8 dereferenceable(32) %9, ptr noundef nonnull @.str.1)
          to label %23 unwind label %47

23:                                               ; preds = %22
  invoke void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEEC1ERKNSt7__cxx1112basic_stringIcS1_SaIcEEESt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(248) %7, ptr noundef nonnull align 8 dereferenceable(32) %8, i32 noundef 16)
          to label %24 unwind label %49

24:                                               ; preds = %23
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #6
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %10) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %11) #6
  %25 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %3, ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %thread-pre-split unwind label %53

thread-pre-split:                                 ; preds = %24
  %.pr = load i32, ptr %11, align 4, !tbaa !9
  %26 = icmp sgt i32 %.pr, 0
  br i1 %26, label %.lr.ph52, label %._crit_edge53

.lr.ph52:                                         ; preds = %thread-pre-split, %98
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %12) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %13) #6
  %27 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %3, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %28 unwind label %55

28:                                               ; preds = %.lr.ph52
  %29 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %27, ptr noundef nonnull align 4 dereferenceable(4) %13)
          to label %30 unwind label %55

30:                                               ; preds = %28
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %14) #6
  %31 = load i32, ptr %12, align 4, !tbaa !9
  %32 = sext i32 %31 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %15) #6
  call void @_ZNSaINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %15) #6
  invoke void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEC2EmRKS6_(ptr noundef nonnull align 8 dereferenceable(24) %14, i64 noundef %32, ptr noundef nonnull align 1 dereferenceable(1) %15)
          to label %33 unwind label %57

33:                                               ; preds = %30
  call void @_ZNSt15__new_allocatorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %15) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %15) #6
  %34 = load i32, ptr %12, align 4, !tbaa !9
  %35 = icmp sgt i32 %34, 0
  br i1 %35, label %.lr.ph, label %.preheader

.preheader43:                                     ; preds = %61
  %36 = icmp sgt i32 %62, 1
  br i1 %36, label %.lr.ph47, label %.preheader

37:                                               ; preds = %2
  %38 = landingpad { ptr, i32 }
          cleanup
  br label %44

39:                                               ; preds = %18
  %40 = landingpad { ptr, i32 }
          cleanup
  br label %43

41:                                               ; preds = %19
  %42 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %4) #6
  br label %43

43:                                               ; preds = %41, %39
  %.pn = phi { ptr, i32 } [ %42, %41 ], [ %40, %39 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %5) #6
  br label %44

44:                                               ; preds = %43, %37
  %.pn.pn = phi { ptr, i32 } [ %.pn, %43 ], [ %38, %37 ]
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %4) #6
  br label %109

45:                                               ; preds = %20
  %46 = landingpad { ptr, i32 }
          cleanup
  br label %52

47:                                               ; preds = %22
  %48 = landingpad { ptr, i32 }
          cleanup
  br label %51

49:                                               ; preds = %23
  %50 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %8) #6
  br label %51

51:                                               ; preds = %49, %47
  %.pn33 = phi { ptr, i32 } [ %50, %49 ], [ %48, %47 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #6
  br label %52

52:                                               ; preds = %51, %45
  %.pn33.pn = phi { ptr, i32 } [ %.pn33, %51 ], [ %46, %45 ]
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %10) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %8) #6
  br label %108

53:                                               ; preds = %24
  %54 = landingpad { ptr, i32 }
          cleanup
  br label %107

55:                                               ; preds = %28, %.lr.ph52
  %56 = landingpad { ptr, i32 }
          cleanup
  br label %106

57:                                               ; preds = %30
  %58 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %15) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %15) #6
  br label %105

.lr.ph:                                           ; preds = %33, %61
  %indvars.iv = phi i64 [ %indvars.iv.next, %61 ], [ 0, %33 ]
  %59 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %14, i64 noundef %indvars.iv) #6
  %60 = 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) %3, ptr noundef nonnull align 8 dereferenceable(32) %59)
          to label %61 unwind label %65

61:                                               ; preds = %.lr.ph
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %62 = load i32, ptr %12, align 4, !tbaa !9
  %63 = sext i32 %62 to i64
  %64 = icmp slt i64 %indvars.iv.next, %63
  br i1 %64, label %.lr.ph, label %.preheader43, !llvm.loop !11

65:                                               ; preds = %.lr.ph
  %66 = landingpad { ptr, i32 }
          cleanup
  br label %104

.preheader:                                       ; preds = %.lr.ph47, %33, %.preheader43
  %.017.lcssa = phi i32 [ 0, %.preheader43 ], [ 0, %33 ], [ %77, %.lr.ph47 ]
  %67 = load i32, ptr %13, align 4, !tbaa !9
  %68 = icmp sgt i32 %67, 1
  br i1 %68, label %.lr.ph50, label %._crit_edge

.lr.ph47:                                         ; preds = %.preheader43, %.lr.ph47
  %indvars.iv56 = phi i64 [ %indvars.iv.next57, %.lr.ph47 ], [ 0, %.preheader43 ]
  %.01745 = phi i32 [ %77, %.lr.ph47 ], [ 0, %.preheader43 ]
  %69 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %14, i64 noundef %indvars.iv56) #6
  %70 = load i32, ptr %13, align 4, !tbaa !9
  %71 = add nsw i32 %70, -1
  %72 = sext i32 %71 to i64
  %73 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %69, i64 noundef %72)
  %74 = load i8, ptr %73, align 1, !tbaa !13
  %75 = icmp eq i8 %74, 82
  %76 = zext i1 %75 to i32
  %77 = add nuw nsw i32 %.01745, %76
  %indvars.iv.next57 = add nuw nsw i64 %indvars.iv56, 1
  %78 = load i32, ptr %12, align 4, !tbaa !9
  %79 = add nsw i32 %78, -1
  %80 = sext i32 %79 to i64
  %81 = icmp slt i64 %indvars.iv.next57, %80
  br i1 %81, label %.lr.ph47, label %.preheader, !llvm.loop !14

._crit_edge:                                      ; preds = %.lr.ph50, %.preheader
  %.1.lcssa = phi i32 [ %.017.lcssa, %.preheader ], [ %91, %.lr.ph50 ]
  %82 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %7, i32 noundef %.1.lcssa)
          to label %96 unwind label %102

.lr.ph50:                                         ; preds = %.preheader, %.lr.ph50
  %indvars.iv59 = phi i64 [ %indvars.iv.next60, %.lr.ph50 ], [ 0, %.preheader ]
  %.148 = phi i32 [ %91, %.lr.ph50 ], [ %.017.lcssa, %.preheader ]
  %83 = load i32, ptr %12, align 4, !tbaa !9
  %84 = add nsw i32 %83, -1
  %85 = sext i32 %84 to i64
  %86 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %14, i64 noundef %85) #6
  %87 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %86, i64 noundef %indvars.iv59)
  %88 = load i8, ptr %87, align 1, !tbaa !13
  %89 = icmp eq i8 %88, 68
  %90 = zext i1 %89 to i32
  %91 = add nuw nsw i32 %.148, %90
  %indvars.iv.next60 = add nuw nsw i64 %indvars.iv59, 1
  %92 = load i32, ptr %13, align 4, !tbaa !9
  %93 = add nsw i32 %92, -1
  %94 = sext i32 %93 to i64
  %95 = icmp slt i64 %indvars.iv.next60, %94
  br i1 %95, label %.lr.ph50, label %._crit_edge, !llvm.loop !15

96:                                               ; preds = %._crit_edge
  %97 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %82, ptr noundef nonnull @.str.2)
          to label %98 unwind label %102

98:                                               ; preds = %96
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %14) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %14) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %13) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %12) #6
  %99 = load i32, ptr %11, align 4, !tbaa !9
  %100 = add nsw i32 %99, -1
  store i32 %100, ptr %11, align 4, !tbaa !9
  %101 = icmp sgt i32 %99, 1
  br i1 %101, label %.lr.ph52, label %._crit_edge53, !llvm.loop !16

102:                                              ; preds = %96, %._crit_edge
  %103 = landingpad { ptr, i32 }
          cleanup
  br label %104

104:                                              ; preds = %102, %65
  %.pn36 = phi { ptr, i32 } [ %66, %65 ], [ %103, %102 ]
  call void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %14) #6
  br label %105

105:                                              ; preds = %104, %57
  %.pn36.pn = phi { ptr, i32 } [ %.pn36, %104 ], [ %58, %57 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %14) #6
  br label %106

106:                                              ; preds = %105, %55
  %.pn36.pn.pn = phi { ptr, i32 } [ %.pn36.pn, %105 ], [ %56, %55 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %13) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %12) #6
  br label %107

._crit_edge53:                                    ; preds = %98, %thread-pre-split
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %11) #6
  call void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248) %7) #6
  call void @llvm.lifetime.end.p0(i64 512, ptr nonnull %7) #6
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %3) #6
  call void @llvm.lifetime.end.p0(i64 520, ptr nonnull %3) #6
  ret i32 0

107:                                              ; preds = %106, %53
  %.pn36.pn.pn.pn = phi { ptr, i32 } [ %.pn36.pn.pn, %106 ], [ %54, %53 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %11) #6
  call void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248) %7) #6
  br label %108

108:                                              ; preds = %107, %52
  %.pn36.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn36.pn.pn.pn, %107 ], [ %.pn33.pn, %52 ]
  call void @llvm.lifetime.end.p0(i64 512, ptr nonnull %7) #6
  call void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256) %3) #6
  br label %109

109:                                              ; preds = %108, %44
  %.pn36.pn.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn36.pn.pn.pn.pn, %108 ], [ %.pn.pn, %44 ]
  call void @llvm.lifetime.end.p0(i64 520, ptr nonnull %3) #6
  resume { ptr, i32 } %.pn36.pn.pn.pn.pn.pn
}

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZStplIcSt11char_traitsIcESaIcEENSt7__cxx1112basic_stringIT_T0_T1_EEOS8_PKS5_(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IS3_EEPKcRKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEEC1ERKNSt7__cxx1112basic_stringIcS1_SaIcEEESt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(256), ptr noundef nonnull align 8 dereferenceable(32), i32 noundef) 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 #3 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 uwtable
declare void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEEC1ERKNSt7__cxx1112basic_stringIcS1_SaIcEEESt13_Ios_Openmode(ptr noundef nonnull align 8 dereferenceable(248), ptr noundef nonnull align 8 dereferenceable(32), i32 noundef) unnamed_addr #4 align 2

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEC2EmRKS6_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 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 #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) local_unnamed_addr #3 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 #2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ofstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(248)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt14basic_ifstreamIcSt11char_traitsIcEED1Ev(ptr noundef nonnull align 8 dereferenceable(256)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { 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 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nounwind }

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

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


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