; LLVM IR from ravireddy07/cpp-book :: src/Code-Forces/edu#96_numbers-on-whiteboard.ll (Z4testv)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%"class.__gnu_cxx::__normal_iterator.0" = type { ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

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

; Function Attrs: mustprogress uwtable
define dso_local void @_Z4testv() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.std::vector", align 8
  %3 = alloca %"class.std::allocator", align 1
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i64, align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator.0", align 8
  %9 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %13 = alloca %"class.std::vector", align 8
  %14 = alloca i32, align 4
  %15 = alloca %"class.__gnu_cxx::__normal_iterator.0", align 8
  %16 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %17 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %18 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %19 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %1) #5
  %20 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  call void @llvm.lifetime.start.p0(i64 24, ptr %2) #5
  %21 = load i32, ptr %1, align 4, !tbaa !5
  %22 = sext i32 %21 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %3) #5
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %22, ptr noundef nonnull align 1 dereferenceable(1) %3)
          to label %23 unwind label %29

23:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %3) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #5
  store i32 0, ptr %6, align 4, !tbaa !5
  br label %24

24:                                               ; preds = %40, %23
  %25 = load i32, ptr %6, align 4, !tbaa !5
  %26 = load i32, ptr %1, align 4, !tbaa !5
  %27 = icmp slt i32 %25, %26
  br i1 %27, label %33, label %28

28:                                               ; preds = %24
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  br label %43

29:                                               ; preds = %0
  %30 = landingpad { ptr, i32 }
          cleanup
  %31 = extractvalue { ptr, i32 } %30, 0
  store ptr %31, ptr %4, align 8
  %32 = extractvalue { ptr, i32 } %30, 1
  store i32 %32, ptr %5, align 4
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr %3) #5
  br label %171

33:                                               ; preds = %24
  %34 = load i32, ptr %6, align 4, !tbaa !5
  %35 = add nsw i32 %34, 1
  %36 = sext i32 %35 to i64
  %37 = load i32, ptr %6, align 4, !tbaa !5
  %38 = sext i32 %37 to i64
  %39 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %38) #5
  store i64 %36, ptr %39, align 8, !tbaa !9
  br label %40

40:                                               ; preds = %33
  %41 = load i32, ptr %6, align 4, !tbaa !5
  %42 = add nsw i32 %41, 1
  store i32 %42, ptr %6, align 4, !tbaa !5
  br label %24, !llvm.loop !11

43:                                               ; preds = %28
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #5
  %44 = load i32, ptr %1, align 4, !tbaa !5
  %45 = sub nsw i32 %44, 1
  %46 = sext i32 %45 to i64
  %47 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %46) #5
  %48 = load i64, ptr %47, align 8, !tbaa !9
  store i64 %48, ptr %7, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #5
  %49 = call ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  %50 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %11, i32 0, i32 0
  store ptr %49, ptr %50, align 8
  %51 = load i32, ptr %1, align 4, !tbaa !5
  %52 = sext i32 %51 to i64
  %53 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %11, i64 noundef %52) #5
  %54 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %10, i32 0, i32 0
  store ptr %53, ptr %54, align 8
  %55 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEmiEl(ptr noundef nonnull align 8 dereferenceable(8) %10, i64 noundef 1) #5
  %56 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %9, i32 0, i32 0
  store ptr %55, ptr %56, align 8
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKxSt6vectorIxSaIxEEEC2IPxvEERKNS0_IT_S5_EE(ptr noundef nonnull align 8 dereferenceable(8) %8, ptr noundef nonnull align 8 dereferenceable(8) %9) #5
  %57 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.0", ptr %8, i32 0, i32 0
  %58 = load ptr, ptr %57, align 8
  %59 = invoke ptr @_ZNSt6vectorIxSaIxEE5eraseEN9__gnu_cxx17__normal_iteratorIPKxS1_EE(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr %58)
          to label %60 unwind label %68

60:                                               ; preds = %43
  %61 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %12, i32 0, i32 0
  store ptr %59, ptr %61, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr %13) #5
  call void @_ZNSt6vectorIxSaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %13) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #5
  %62 = load i32, ptr %1, align 4, !tbaa !5
  %63 = sub nsw i32 %62, 2
  store i32 %63, ptr %14, align 4, !tbaa !5
  br label %64

64:                                               ; preds = %119, %60
  %65 = load i32, ptr %14, align 4, !tbaa !5
  %66 = icmp sge i32 %65, 0
  br i1 %66, label %72, label %67

67:                                               ; preds = %64
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #5
  br label %127

68:                                               ; preds = %43
  %69 = landingpad { ptr, i32 }
          cleanup
  %70 = extractvalue { ptr, i32 } %69, 0
  store ptr %70, ptr %4, align 8
  %71 = extractvalue { ptr, i32 } %69, 1
  store i32 %71, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  br label %170

72:                                               ; preds = %64
  invoke void @_ZNSt6vectorIxSaIxEE9push_backERKx(ptr noundef nonnull align 8 dereferenceable(24) %13, ptr noundef nonnull align 8 dereferenceable(8) %7)
          to label %73 unwind label %95

73:                                               ; preds = %72
  %74 = load i32, ptr %14, align 4, !tbaa !5
  %75 = sext i32 %74 to i64
  %76 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %75) #5
  invoke void @_ZNSt6vectorIxSaIxEE9push_backERKx(ptr noundef nonnull align 8 dereferenceable(24) %13, ptr noundef nonnull align 8 dereferenceable(8) %76)
          to label %77 unwind label %95

77:                                               ; preds = %73
  %78 = load i64, ptr %7, align 8, !tbaa !9
  %79 = load i32, ptr %14, align 4, !tbaa !5
  %80 = sext i32 %79 to i64
  %81 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %80) #5
  %82 = load i64, ptr %81, align 8, !tbaa !9
  %83 = add nsw i64 %78, %82
  %84 = srem i64 %83, 2
  %85 = icmp ne i64 %84, 0
  br i1 %85, label %86, label %99

86:                                               ; preds = %77
  %87 = load i64, ptr %7, align 8, !tbaa !9
  %88 = load i32, ptr %14, align 4, !tbaa !5
  %89 = sext i32 %88 to i64
  %90 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %89) #5
  %91 = load i64, ptr %90, align 8, !tbaa !9
  %92 = add nsw i64 %87, %91
  %93 = add nsw i64 %92, 1
  %94 = sdiv i64 %93, 2
  store i64 %94, ptr %7, align 8, !tbaa !9
  br label %107

95:                                               ; preds = %73, %72
  %96 = landingpad { ptr, i32 }
          cleanup
  %97 = extractvalue { ptr, i32 } %96, 0
  store ptr %97, ptr %4, align 8
  %98 = extractvalue { ptr, i32 } %96, 1
  store i32 %98, ptr %5, align 4
  br label %126

99:                                               ; preds = %77
  %100 = load i64, ptr %7, align 8, !tbaa !9
  %101 = load i32, ptr %14, align 4, !tbaa !5
  %102 = sext i32 %101 to i64
  %103 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %102) #5
  %104 = load i64, ptr %103, align 8, !tbaa !9
  %105 = add nsw i64 %100, %104
  %106 = sdiv i64 %105, 2
  store i64 %106, ptr %7, align 8, !tbaa !9
  br label %107

107:                                              ; preds = %99, %86
  call void @llvm.lifetime.start.p0(i64 8, ptr %16) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #5
  %108 = call ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  %109 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %17, i32 0, i32 0
  store ptr %108, ptr %109, align 8
  %110 = load i32, ptr %14, align 4, !tbaa !5
  %111 = sext i32 %110 to i64
  %112 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %17, i64 noundef %111) #5
  %113 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %16, i32 0, i32 0
  store ptr %112, ptr %113, align 8
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKxSt6vectorIxSaIxEEEC2IPxvEERKNS0_IT_S5_EE(ptr noundef nonnull align 8 dereferenceable(8) %15, ptr noundef nonnull align 8 dereferenceable(8) %16) #5
  %114 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator.0", ptr %15, i32 0, i32 0
  %115 = load ptr, ptr %114, align 8
  %116 = invoke ptr @_ZNSt6vectorIxSaIxEE5eraseEN9__gnu_cxx17__normal_iteratorIPKxS1_EE(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr %115)
          to label %117 unwind label %122

117:                                              ; preds = %107
  %118 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %18, i32 0, i32 0
  store ptr %116, ptr %118, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  br label %119

119:                                              ; preds = %117
  %120 = load i32, ptr %14, align 4, !tbaa !5
  %121 = add nsw i32 %120, -1
  store i32 %121, ptr %14, align 4, !tbaa !5
  br label %64, !llvm.loop !13

122:                                              ; preds = %107
  %123 = landingpad { ptr, i32 }
          cleanup
  %124 = extractvalue { ptr, i32 } %123, 0
  store ptr %124, ptr %4, align 8
  %125 = extractvalue { ptr, i32 } %123, 1
  store i32 %125, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %16) #5
  br label %126

126:                                              ; preds = %122, %95
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #5
  br label %169

127:                                              ; preds = %67
  %128 = load i64, ptr %7, align 8, !tbaa !9
  %129 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %128)
          to label %130 unwind label %139

130:                                              ; preds = %127
  %131 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %129, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %132 unwind label %139

132:                                              ; preds = %130
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #5
  store i32 0, ptr %19, align 4, !tbaa !5
  br label %133

133:                                              ; preds = %161, %132
  %134 = load i32, ptr %19, align 4, !tbaa !5
  %135 = sext i32 %134 to i64
  %136 = call noundef i64 @_ZNKSt6vectorIxSaIxEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %13) #5
  %137 = icmp ult i64 %135, %136
  br i1 %137, label %143, label %138

138:                                              ; preds = %133
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #5
  br label %168

139:                                              ; preds = %130, %127
  %140 = landingpad { ptr, i32 }
          cleanup
  %141 = extractvalue { ptr, i32 } %140, 0
  store ptr %141, ptr %4, align 8
  %142 = extractvalue { ptr, i32 } %140, 1
  store i32 %142, ptr %5, align 4
  br label %169

143:                                              ; preds = %133
  %144 = load i32, ptr %19, align 4, !tbaa !5
  %145 = sext i32 %144 to i64
  %146 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %13, i64 noundef %145) #5
  %147 = load i64, ptr %146, align 8, !tbaa !9
  %148 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %147)
          to label %149 unwind label %164

149:                                              ; preds = %143
  %150 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %148, ptr noundef @.str)
          to label %151 unwind label %164

151:                                              ; preds = %149
  %152 = load i32, ptr %19, align 4, !tbaa !5
  %153 = add nsw i32 %152, 1
  %154 = sext i32 %153 to i64
  %155 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %13, i64 noundef %154) #5
  %156 = load i64, ptr %155, align 8, !tbaa !9
  %157 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) %150, i64 noundef %156)
          to label %158 unwind label %164

158:                                              ; preds = %151
  %159 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %157, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %160 unwind label %164

160:                                              ; preds = %158
  br label %161

161:                                              ; preds = %160
  %162 = load i32, ptr %19, align 4, !tbaa !5
  %163 = add nsw i32 %162, 2
  store i32 %163, ptr %19, align 4, !tbaa !5
  br label %133, !llvm.loop !14

164:                                              ; preds = %158, %151, %149, %143
  %165 = landingpad { ptr, i32 }
          cleanup
  %166 = extractvalue { ptr, i32 } %165, 0
  store ptr %166, ptr %4, align 8
  %167 = extractvalue { ptr, i32 } %165, 1
  store i32 %167, ptr %5, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #5
  br label %169

168:                                              ; preds = %138
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %13) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %1) #5
  ret void

169:                                              ; preds = %164, %139, %126
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %13) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr %13) #5
  br label %170

170:                                              ; preds = %169, %68
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  br label %171

171:                                              ; preds = %170, %29
  call void @llvm.lifetime.end.p0(i64 24, ptr %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %1) #5
  br label %172

172:                                              ; preds = %171
  %173 = load ptr, ptr %4, align 8
  %174 = load i32, ptr %5, align 4
  %175 = insertvalue { ptr, i32 } poison, ptr %173, 0
  %176 = insertvalue { ptr, i32 } %175, i32 %174, 1
  resume { ptr, i32 } %176
}

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

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt6vectorIxSaIxEE5eraseEN9__gnu_cxx17__normal_iteratorIPKxS1_EE(ptr noundef nonnull align 8 dereferenceable(24), ptr) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEplEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEmiEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9__gnu_cxx17__normal_iteratorIPKxSt6vectorIxSaIxEEEC2IPxvEERKNS0_IT_S5_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEE9push_backERKx(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) #0 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #0 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #0 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: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIxSaIxEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #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) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress 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 = { 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 = { 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 = !{!"long long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}


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

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%"class.__gnu_cxx::__normal_iterator.0" = type { ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

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

; Function Attrs: mustprogress uwtable
define dso_local void @_Z4testv() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %"class.std::vector", align 8
  %3 = alloca %"class.std::allocator", align 1
  %4 = alloca i64, align 8
  %5 = alloca %"class.__gnu_cxx::__normal_iterator.0", align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %9 = alloca %"class.std::vector", align 8
  %10 = alloca %"class.__gnu_cxx::__normal_iterator.0", align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %12 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #5
  %13 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #5
  %14 = load i32, ptr %1, align 4, !tbaa !5
  %15 = sext i32 %14 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %3) #5
  call void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  invoke void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %15, ptr noundef nonnull align 1 dereferenceable(1) %3)
          to label %16 unwind label %30

16:                                               ; preds = %0
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #5
  %17 = load i32, ptr %1, align 4, !tbaa !5
  %18 = icmp sgt i32 %17, 0
  br i1 %18, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %16
  %.lcssa = phi i32 [ %17, %16 ], [ %33, %.lr.ph ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #5
  %19 = add nsw i32 %.lcssa, -1
  %20 = sext i32 %19 to i64
  %21 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %20) #5
  %22 = load i64, ptr %21, align 8, !tbaa !9
  store i64 %22, ptr %4, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #5
  %23 = call ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  store ptr %23, ptr %8, align 8
  %24 = load i32, ptr %1, align 4, !tbaa !5
  %25 = sext i32 %24 to i64
  %26 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %8, i64 noundef %25) #5
  store ptr %26, ptr %7, align 8
  %27 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEmiEl(ptr noundef nonnull align 8 dereferenceable(8) %7, i64 noundef 1) #5
  store ptr %27, ptr %6, align 8
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKxSt6vectorIxSaIxEEEC2IPxvEERKNS0_IT_S5_EE(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %6) #5
  %28 = load ptr, ptr %5, align 8
  %29 = invoke ptr @_ZNSt6vectorIxSaIxEE5eraseEN9__gnu_cxx17__normal_iteratorIPKxS1_EE(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr %28)
          to label %36 unwind label %43

30:                                               ; preds = %0
  %31 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %3) #5
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #5
  br label %90

.lr.ph:                                           ; preds = %16, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %16 ]
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %32 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv) #5
  store i64 %indvars.iv.next, ptr %32, align 8, !tbaa !9
  %33 = load i32, ptr %1, align 4, !tbaa !5
  %34 = sext i32 %33 to i64
  %35 = icmp slt i64 %indvars.iv.next, %34
  br i1 %35, label %.lr.ph, label %._crit_edge, !llvm.loop !11

36:                                               ; preds = %._crit_edge
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %9) #5
  call void @_ZNSt6vectorIxSaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #5
  %37 = load i32, ptr %1, align 4, !tbaa !5
  %38 = icmp sgt i32 %37, 1
  br i1 %38, label %.lr.ph32.preheader, label %._crit_edge33

.lr.ph32.preheader:                               ; preds = %36
  %39 = add nsw i32 %37, -2
  %40 = zext nneg i32 %39 to i64
  br label %.lr.ph32

._crit_edge33.loopexit:                           ; preds = %62
  %.pre = load i64, ptr %4, align 8, !tbaa !9
  br label %._crit_edge33

._crit_edge33:                                    ; preds = %._crit_edge33.loopexit, %36
  %41 = phi i64 [ %.pre, %._crit_edge33.loopexit ], [ %22, %36 ]
  %42 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %41)
          to label %66 unwind label %69

43:                                               ; preds = %._crit_edge
  %44 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #5
  br label %89

.lr.ph32:                                         ; preds = %.lr.ph32.preheader, %62
  %indvars.iv40 = phi i64 [ %40, %.lr.ph32.preheader ], [ %indvars.iv.next41, %62 ]
  invoke void @_ZNSt6vectorIxSaIxEE9push_backERKx(ptr noundef nonnull align 8 dereferenceable(24) %9, ptr noundef nonnull align 8 dereferenceable(8) %4)
          to label %45 unwind label %60

45:                                               ; preds = %.lr.ph32
  %46 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv40) #5
  invoke void @_ZNSt6vectorIxSaIxEE9push_backERKx(ptr noundef nonnull align 8 dereferenceable(24) %9, ptr noundef nonnull align 8 dereferenceable(8) %46)
          to label %47 unwind label %60

47:                                               ; preds = %45
  %48 = load i64, ptr %4, align 8, !tbaa !9
  %49 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv40) #5
  %50 = load i64, ptr %49, align 8, !tbaa !9
  %51 = add nsw i64 %50, %48
  %52 = and i64 %51, 1
  %53 = load i64, ptr %4, align 8, !tbaa !9
  %54 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv40) #5
  %55 = load i64, ptr %54, align 8, !tbaa !9
  %storemerge.in.v = add i64 %53, %52
  %storemerge.in = add i64 %55, %storemerge.in.v
  %storemerge = sdiv i64 %storemerge.in, 2
  store i64 %storemerge, ptr %4, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %12) #5
  %56 = call ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  store ptr %56, ptr %12, align 8
  %57 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %12, i64 noundef %indvars.iv40) #5
  store ptr %57, ptr %11, align 8
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKxSt6vectorIxSaIxEEEC2IPxvEERKNS0_IT_S5_EE(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11) #5
  %58 = load ptr, ptr %10, align 8
  %59 = invoke ptr @_ZNSt6vectorIxSaIxEE5eraseEN9__gnu_cxx17__normal_iteratorIPKxS1_EE(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr %58)
          to label %62 unwind label %64

60:                                               ; preds = %45, %.lr.ph32
  %61 = landingpad { ptr, i32 }
          cleanup
  br label %88

62:                                               ; preds = %47
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #5
  %indvars.iv.next41 = add nsw i64 %indvars.iv40, -1
  %63 = icmp sgt i64 %indvars.iv40, 0
  br i1 %63, label %.lr.ph32, label %._crit_edge33.loopexit, !llvm.loop !13

64:                                               ; preds = %47
  %65 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #5
  br label %88

66:                                               ; preds = %._crit_edge33
  %67 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %42, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %.preheader unwind label %69

.preheader:                                       ; preds = %66
  %68 = call noundef i64 @_ZNKSt6vectorIxSaIxEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %9) #5
  %.not37 = icmp eq i64 %68, 0
  br i1 %.not37, label %._crit_edge36, label %.lr.ph35

._crit_edge36:                                    ; preds = %83, %.preheader
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %9) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #5
  ret void

69:                                               ; preds = %66, %._crit_edge33
  %70 = landingpad { ptr, i32 }
          cleanup
  br label %88

.lr.ph35:                                         ; preds = %.preheader, %83
  %indvars.iv43 = phi i64 [ %indvars.iv.next44, %83 ], [ 0, %.preheader ]
  %71 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %indvars.iv43) #5
  %72 = load i64, ptr %71, align 8, !tbaa !9
  %73 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i64 noundef %72)
          to label %74 unwind label %86

74:                                               ; preds = %.lr.ph35
  %75 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %73, ptr noundef nonnull @.str)
          to label %76 unwind label %86

76:                                               ; preds = %74
  %77 = or disjoint i64 %indvars.iv43, 1
  %78 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %77) #5
  %79 = load i64, ptr %78, align 8, !tbaa !9
  %80 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8) %75, i64 noundef %79)
          to label %81 unwind label %86

81:                                               ; preds = %76
  %82 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %80, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %83 unwind label %86

83:                                               ; preds = %81
  %indvars.iv.next44 = add nuw nsw i64 %indvars.iv43, 2
  %84 = call noundef i64 @_ZNKSt6vectorIxSaIxEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %9) #5
  %85 = icmp ugt i64 %84, %indvars.iv.next44
  br i1 %85, label %.lr.ph35, label %._crit_edge36, !llvm.loop !14

86:                                               ; preds = %81, %76, %74, %.lr.ph35
  %87 = landingpad { ptr, i32 }
          cleanup
  br label %88

88:                                               ; preds = %60, %64, %86, %69
  %.pn.pn = phi { ptr, i32 } [ %87, %86 ], [ %70, %69 ], [ %65, %64 ], [ %61, %60 ]
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %9) #5
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %9) #5
  br label %89

89:                                               ; preds = %88, %43
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %88 ], [ %44, %43 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #5
  call void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #5
  br label %90

90:                                               ; preds = %89, %30
  %.pn.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn.pn, %89 ], [ %31, %30 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #5
  resume { ptr, i32 } %.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

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIxEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIxSaIxEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local ptr @_ZNSt6vectorIxSaIxEE5eraseEN9__gnu_cxx17__normal_iteratorIPKxS1_EE(ptr noundef nonnull align 8 dereferenceable(24), ptr) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIxSaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEplEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPxSt6vectorIxSaIxEEEmiEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9__gnu_cxx17__normal_iteratorIPKxSt6vectorIxSaIxEEEC2IPxvEERKNS0_IT_S5_EE(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEE9push_backERKx(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEx(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #0 align 2

; 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 #0 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: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIxSaIxEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) 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 #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIxSaIxEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIxED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress 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 = { 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 = { 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 = !{!"long long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}


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