; LLVM IR from forestLoop/Learning-ITMO-Academy-Pilot-Course :: binary-search (2-D)

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

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%class.anon = type { ptr, ptr, ptr }
%class.anon.0 = type { i32, i32, 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 norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca %"class.std::vector", align 8
  %9 = alloca %"class.std::allocator", align 1
  %10 = alloca %"class.std::vector", align 8
  %11 = alloca %"class.std::allocator", align 1
  %12 = alloca i32, align 4
  %13 = alloca %class.anon, align 8
  %14 = alloca %class.anon.0, align 8
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  %17 = alloca i32, align 4
  %18 = alloca i32, align 4
  %19 = alloca i32, align 4
  %20 = alloca i32, align 4
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #6
  br label %21

21:                                               ; preds = %158, %0
  %22 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %23 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %22, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %24 = load ptr, ptr %23, align 8, !tbaa !5
  %25 = getelementptr i8, ptr %24, i64 -24
  %26 = load i64, ptr %25, align 8
  %27 = getelementptr inbounds i8, ptr %23, i64 %26
  %28 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %27)
  br i1 %28, label %29, label %169

29:                                               ; preds = %21
  call void @llvm.lifetime.start.p0(i64 24, ptr %4) #6
  %30 = load i32, ptr %2, align 4, !tbaa !8
  %31 = sext i32 %30 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %5) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %31, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %32 unwind label %44

32:                                               ; preds = %29
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr %8) #6
  %33 = load i32, ptr %2, align 4, !tbaa !8
  %34 = sext i32 %33 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %9) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %34, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %35 unwind label %48

35:                                               ; preds = %32
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #6
  call void @llvm.lifetime.start.p0(i64 24, ptr %10) #6
  %36 = load i32, ptr %2, align 4, !tbaa !8
  %37 = sext i32 %36 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %11) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %37, ptr noundef nonnull align 1 dereferenceable(1) %11)
          to label %38 unwind label %52

38:                                               ; preds = %35
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #6
  store i32 0, ptr %12, align 4, !tbaa !8
  br label %39

39:                                               ; preds = %72, %38
  %40 = load i32, ptr %12, align 4, !tbaa !8
  %41 = load i32, ptr %2, align 4, !tbaa !8
  %42 = icmp slt i32 %40, %41
  br i1 %42, label %56, label %43

43:                                               ; preds = %39
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  br label %79

44:                                               ; preds = %29
  %45 = landingpad { ptr, i32 }
          cleanup
  %46 = extractvalue { ptr, i32 } %45, 0
  store ptr %46, ptr %6, align 8
  %47 = extractvalue { ptr, i32 } %45, 1
  store i32 %47, ptr %7, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #6
  br label %168

48:                                               ; preds = %32
  %49 = landingpad { ptr, i32 }
          cleanup
  %50 = extractvalue { ptr, i32 } %49, 0
  store ptr %50, ptr %6, align 8
  %51 = extractvalue { ptr, i32 } %49, 1
  store i32 %51, ptr %7, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #6
  br label %167

52:                                               ; preds = %35
  %53 = landingpad { ptr, i32 }
          cleanup
  %54 = extractvalue { ptr, i32 } %53, 0
  store ptr %54, ptr %6, align 8
  %55 = extractvalue { ptr, i32 } %53, 1
  store i32 %55, ptr %7, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #6
  br label %166

56:                                               ; preds = %39
  %57 = load i32, ptr %12, align 4, !tbaa !8
  %58 = sext i32 %57 to i64
  %59 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %58) #6
  %60 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %59)
          to label %61 unwind label %75

61:                                               ; preds = %56
  %62 = load i32, ptr %12, align 4, !tbaa !8
  %63 = sext i32 %62 to i64
  %64 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %63) #6
  %65 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %60, ptr noundef nonnull align 4 dereferenceable(4) %64)
          to label %66 unwind label %75

66:                                               ; preds = %61
  %67 = load i32, ptr %12, align 4, !tbaa !8
  %68 = sext i32 %67 to i64
  %69 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %68) #6
  %70 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %65, ptr noundef nonnull align 4 dereferenceable(4) %69)
          to label %71 unwind label %75

71:                                               ; preds = %66
  br label %72

72:                                               ; preds = %71
  %73 = load i32, ptr %12, align 4, !tbaa !8
  %74 = add nsw i32 %73, 1
  store i32 %74, ptr %12, align 4, !tbaa !8
  br label %39, !llvm.loop !11

75:                                               ; preds = %66, %61, %56
  %76 = landingpad { ptr, i32 }
          cleanup
  %77 = extractvalue { ptr, i32 } %76, 0
  store ptr %77, ptr %6, align 8
  %78 = extractvalue { ptr, i32 } %76, 1
  store i32 %78, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  br label %165

79:                                               ; preds = %43
  call void @llvm.lifetime.start.p0(i64 24, ptr %13) #6
  %80 = getelementptr inbounds %class.anon, ptr %13, i32 0, i32 0
  store ptr %4, ptr %80, align 8, !tbaa !13
  %81 = getelementptr inbounds %class.anon, ptr %13, i32 0, i32 1
  store ptr %8, ptr %81, align 8, !tbaa !13
  %82 = getelementptr inbounds %class.anon, ptr %13, i32 0, i32 2
  store ptr %10, ptr %82, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 16, ptr %14) #6
  %83 = getelementptr inbounds %class.anon.0, ptr %14, i32 0, i32 0
  %84 = load i32, ptr %3, align 4, !tbaa !8
  store i32 %84, ptr %83, align 8, !tbaa !15
  %85 = getelementptr inbounds %class.anon.0, ptr %14, i32 0, i32 1
  %86 = load i32, ptr %2, align 4, !tbaa !8
  store i32 %86, ptr %85, align 4, !tbaa !17
  %87 = getelementptr inbounds %class.anon.0, ptr %14, i32 0, i32 2
  store ptr %13, ptr %87, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #6
  store i32 -1, ptr %15, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #6
  %88 = load i32, ptr %3, align 4, !tbaa !8
  %89 = mul nsw i32 %88, 200
  store i32 %89, ptr %16, align 4, !tbaa !8
  br label %90

90:                                               ; preds = %113, %79
  %91 = load i32, ptr %15, align 4, !tbaa !8
  %92 = add nsw i32 %91, 1
  %93 = load i32, ptr %16, align 4, !tbaa !8
  %94 = icmp slt i32 %92, %93
  br i1 %94, label %95, label %114

95:                                               ; preds = %90
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #6
  %96 = load i32, ptr %15, align 4, !tbaa !8
  %97 = load i32, ptr %16, align 4, !tbaa !8
  %98 = load i32, ptr %15, align 4, !tbaa !8
  %99 = sub nsw i32 %97, %98
  %100 = sdiv i32 %99, 2
  %101 = add nsw i32 %96, %100
  store i32 %101, ptr %17, align 4, !tbaa !8
  %102 = load i32, ptr %17, align 4, !tbaa !8
  %103 = invoke noundef zeroext i1 @"_ZZ4mainENK3$_1clEi"(ptr noundef nonnull align 8 dereferenceable(16) %14, i32 noundef %102)
          to label %104 unwind label %107

104:                                              ; preds = %95
  br i1 %103, label %105, label %111

105:                                              ; preds = %104
  %106 = load i32, ptr %17, align 4, !tbaa !8
  store i32 %106, ptr %16, align 4, !tbaa !8
  br label %113

107:                                              ; preds = %95
  %108 = landingpad { ptr, i32 }
          cleanup
  %109 = extractvalue { ptr, i32 } %108, 0
  store ptr %109, ptr %6, align 8
  %110 = extractvalue { ptr, i32 } %108, 1
  store i32 %110, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #6
  br label %164

111:                                              ; preds = %104
  %112 = load i32, ptr %17, align 4, !tbaa !8
  store i32 %112, ptr %15, align 4, !tbaa !8
  br label %113

113:                                              ; preds = %111, %105
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #6
  br label %90, !llvm.loop !18

114:                                              ; preds = %90
  %115 = load i32, ptr %16, align 4, !tbaa !8
  %116 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %115)
          to label %117 unwind label %126

117:                                              ; preds = %114
  %118 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %116, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %119 unwind label %126

119:                                              ; preds = %117
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #6
  %120 = load i32, ptr %3, align 4, !tbaa !8
  store i32 %120, ptr %18, align 4, !tbaa !8
  call void @llvm.lifetime.start.p0(i64 4, ptr %19) #6
  store i32 0, ptr %19, align 4, !tbaa !8
  br label %121

121:                                              ; preds = %153, %119
  %122 = load i32, ptr %19, align 4, !tbaa !8
  %123 = load i32, ptr %2, align 4, !tbaa !8
  %124 = icmp slt i32 %122, %123
  br i1 %124, label %130, label %125

125:                                              ; preds = %121
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #6
  br label %156

126:                                              ; preds = %117, %114
  %127 = landingpad { ptr, i32 }
          cleanup
  %128 = extractvalue { ptr, i32 } %127, 0
  store ptr %128, ptr %6, align 8
  %129 = extractvalue { ptr, i32 } %127, 1
  store i32 %129, ptr %7, align 4
  br label %164

130:                                              ; preds = %121
  call void @llvm.lifetime.start.p0(i64 4, ptr %20) #6
  %131 = load i32, ptr %19, align 4, !tbaa !8
  %132 = load i32, ptr %16, align 4, !tbaa !8
  %133 = invoke noundef i32 @"_ZZ4mainENK3$_0clEii"(ptr noundef nonnull align 8 dereferenceable(24) %13, i32 noundef %131, i32 noundef %132)
          to label %134 unwind label %140

134:                                              ; preds = %130
  store i32 %133, ptr %20, align 4, !tbaa !8
  %135 = load i32, ptr %20, align 4, !tbaa !8
  %136 = load i32, ptr %18, align 4, !tbaa !8
  %137 = icmp sgt i32 %135, %136
  br i1 %137, label %138, label %144

138:                                              ; preds = %134
  %139 = load i32, ptr %18, align 4, !tbaa !8
  store i32 %139, ptr %20, align 4, !tbaa !8
  br label %144

140:                                              ; preds = %150, %144, %130
  %141 = landingpad { ptr, i32 }
          cleanup
  %142 = extractvalue { ptr, i32 } %141, 0
  store ptr %142, ptr %6, align 8
  %143 = extractvalue { ptr, i32 } %141, 1
  store i32 %143, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %19) #6
  br label %163

144:                                              ; preds = %138, %134
  %145 = load i32, ptr %20, align 4, !tbaa !8
  %146 = load i32, ptr %18, align 4, !tbaa !8
  %147 = sub nsw i32 %146, %145
  store i32 %147, ptr %18, align 4, !tbaa !8
  %148 = load i32, ptr %20, align 4, !tbaa !8
  %149 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %148)
          to label %150 unwind label %140

150:                                              ; preds = %144
  %151 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %149, ptr noundef @.str)
          to label %152 unwind label %140

152:                                              ; preds = %150
  call void @llvm.lifetime.end.p0(i64 4, ptr %20) #6
  br label %153

153:                                              ; preds = %152
  %154 = load i32, ptr %19, align 4, !tbaa !8
  %155 = add nsw i32 %154, 1
  store i32 %155, ptr %19, align 4, !tbaa !8
  br label %121, !llvm.loop !19

156:                                              ; preds = %125
  %157 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %158 unwind label %159

158:                                              ; preds = %156
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #6
  call void @llvm.lifetime.end.p0(i64 16, ptr %14) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %13) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %10) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #6
  br label %21, !llvm.loop !20

159:                                              ; preds = %156
  %160 = landingpad { ptr, i32 }
          cleanup
  %161 = extractvalue { ptr, i32 } %160, 0
  store ptr %161, ptr %6, align 8
  %162 = extractvalue { ptr, i32 } %160, 1
  store i32 %162, ptr %7, align 4
  br label %163

163:                                              ; preds = %159, %140
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #6
  br label %164

164:                                              ; preds = %163, %126, %107
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #6
  call void @llvm.lifetime.end.p0(i64 16, ptr %14) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %13) #6
  br label %165

165:                                              ; preds = %164, %75
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %10) #6
  br label %166

166:                                              ; preds = %165, %52
  call void @llvm.lifetime.end.p0(i64 24, ptr %10) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #6
  br label %167

167:                                              ; preds = %166, %48
  call void @llvm.lifetime.end.p0(i64 24, ptr %8) #6
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #6
  br label %168

168:                                              ; preds = %167, %44
  call void @llvm.lifetime.end.p0(i64 24, ptr %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  br label %170

169:                                              ; preds = %21
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #6
  ret i32 0

170:                                              ; preds = %168
  %171 = load ptr, ptr %6, align 8
  %172 = load i32, ptr %7, align 4
  %173 = insertvalue { ptr, i32 } poison, ptr %171, 0
  %174 = insertvalue { ptr, i32 } %173, i32 %172, 1
  resume { ptr, i32 } %174
}

; 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 uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare hidden noundef zeroext i1 @"_ZZ4mainENK3$_1clEi"(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) #5 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #2

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: inlinehint mustprogress uwtable
declare hidden noundef i32 @"_ZZ4mainENK3$_0clEii"(ptr noundef nonnull align 8 dereferenceable(24), i32 noundef, i32 noundef) #5 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 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 = { "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 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 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 #5 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!14, !14, i64 0}
!14 = !{!"any pointer", !10, i64 0}
!15 = !{!16, !9, i64 0}
!16 = !{!"_ZTSZ4mainE3$_1", !9, i64 0, !9, i64 4, !14, i64 8}
!17 = !{!16, !9, i64 4}
!18 = distinct !{!18, !12}
!19 = distinct !{!19, !12}
!20 = distinct !{!20, !12}


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

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator" = type { i8 }
%class.anon = type { ptr, ptr, ptr }
%class.anon.0 = type { i32, i32, 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 norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca %"class.std::allocator", align 1
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca %"class.std::allocator", align 1
  %7 = alloca %"class.std::vector", align 8
  %8 = alloca %"class.std::allocator", align 1
  %9 = alloca %class.anon, align 8
  %10 = alloca %class.anon.0, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #7
  %11 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %12 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %11, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %13 = load ptr, ptr %12, align 8, !tbaa !5
  %14 = getelementptr i8, ptr %13, i64 -24
  %15 = load i64, ptr %14, align 8
  %16 = getelementptr inbounds i8, ptr %12, i64 %15
  %17 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %16)
  br i1 %17, label %.lr.ph63, label %._crit_edge64

.lr.ph63:                                         ; preds = %0
  %18 = getelementptr inbounds i8, ptr %9, i64 8
  %19 = getelementptr inbounds i8, ptr %9, i64 16
  %20 = getelementptr inbounds i8, ptr %10, i64 4
  %21 = getelementptr inbounds i8, ptr %10, i64 8
  br label %22

22:                                               ; preds = %.lr.ph63, %88
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #7
  %23 = load i32, ptr %1, align 4, !tbaa !8
  %24 = sext i32 %23 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %24, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %25 unwind label %37

25:                                               ; preds = %22
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #7
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %5) #7
  %26 = load i32, ptr %1, align 4, !tbaa !8
  %27 = sext i32 %26 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %27, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %28 unwind label %39

28:                                               ; preds = %25
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #7
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %7) #7
  %29 = load i32, ptr %1, align 4, !tbaa !8
  %30 = sext i32 %29 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %8) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #7
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %30, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %31 unwind label %41

31:                                               ; preds = %28
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #7
  %32 = load i32, ptr %1, align 4, !tbaa !8
  %33 = icmp sgt i32 %32, 0
  br i1 %33, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %51, %31
  %.lcssa = phi i32 [ %32, %31 ], [ %52, %51 ]
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %9) #7
  store ptr %3, ptr %9, align 8, !tbaa !11
  store ptr %5, ptr %18, align 8, !tbaa !11
  store ptr %7, ptr %19, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %10) #7
  %34 = load i32, ptr %2, align 4, !tbaa !8
  store i32 %34, ptr %10, align 8, !tbaa !13
  store i32 %.lcssa, ptr %20, align 4, !tbaa !15
  store ptr %9, ptr %21, align 8, !tbaa !11
  %35 = mul nsw i32 %34, 200
  %36 = icmp sgt i32 %34, 0
  br i1 %36, label %.lr.ph54, label %._crit_edge55

37:                                               ; preds = %22
  %38 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #7
  br label %102

39:                                               ; preds = %25
  %40 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #7
  br label %101

41:                                               ; preds = %28
  %42 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #7
  br label %100

.lr.ph:                                           ; preds = %31, %51
  %indvars.iv = phi i64 [ %indvars.iv.next, %51 ], [ 0, %31 ]
  %43 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv) #7
  %44 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %43)
          to label %45 unwind label %55

45:                                               ; preds = %.lr.ph
  %46 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %indvars.iv) #7
  %47 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %44, ptr noundef nonnull align 4 dereferenceable(4) %46)
          to label %48 unwind label %55

48:                                               ; preds = %45
  %49 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %indvars.iv) #7
  %50 = invoke noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %47, ptr noundef nonnull align 4 dereferenceable(4) %49)
          to label %51 unwind label %55

51:                                               ; preds = %48
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %52 = load i32, ptr %1, align 4, !tbaa !8
  %53 = sext i32 %52 to i64
  %54 = icmp slt i64 %indvars.iv.next, %53
  br i1 %54, label %.lr.ph, label %._crit_edge, !llvm.loop !16

55:                                               ; preds = %48, %45, %.lr.ph
  %56 = landingpad { ptr, i32 }
          cleanup
  br label %99

.lr.ph54:                                         ; preds = %._crit_edge, %61
  %.02852 = phi i32 [ %..028, %61 ], [ %35, %._crit_edge ]
  %.03051 = phi i32 [ %.030., %61 ], [ -1, %._crit_edge ]
  %57 = sub nsw i32 %.02852, %.03051
  %58 = sdiv i32 %57, 2
  %59 = add nsw i32 %58, %.03051
  %60 = invoke noundef zeroext i1 @"_ZZ4mainENK3$_1clEi"(ptr noundef nonnull align 8 dereferenceable(16) %10, i32 noundef %59)
          to label %61 unwind label %64

61:                                               ; preds = %.lr.ph54
  %.030. = select i1 %60, i32 %.03051, i32 %59
  %..028 = select i1 %60, i32 %59, i32 %.02852
  %62 = add nsw i32 %.030., 1
  %63 = icmp slt i32 %62, %..028
  br i1 %63, label %.lr.ph54, label %._crit_edge55, !llvm.loop !18

64:                                               ; preds = %.lr.ph54
  %65 = landingpad { ptr, i32 }
          cleanup
  br label %98

._crit_edge55:                                    ; preds = %61, %._crit_edge
  %.028.lcssa = phi i32 [ %35, %._crit_edge ], [ %..028, %61 ]
  %66 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %.028.lcssa)
          to label %67 unwind label %74

67:                                               ; preds = %._crit_edge55
  %68 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %66, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %69 unwind label %74

69:                                               ; preds = %67
  %70 = load i32, ptr %1, align 4, !tbaa !8
  %71 = icmp sgt i32 %70, 0
  br i1 %71, label %.lr.ph60.preheader, label %._crit_edge61

.lr.ph60.preheader:                               ; preds = %69
  %72 = load i32, ptr %2, align 4, !tbaa !8
  br label %.lr.ph60

._crit_edge61:                                    ; preds = %84, %69
  %73 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %88 unwind label %96

74:                                               ; preds = %67, %._crit_edge55
  %75 = landingpad { ptr, i32 }
          cleanup
  br label %98

.lr.ph60:                                         ; preds = %.lr.ph60.preheader, %84
  %.02558 = phi i32 [ %85, %84 ], [ 0, %.lr.ph60.preheader ]
  %.02657 = phi i32 [ %78, %84 ], [ %72, %.lr.ph60.preheader ]
  %76 = invoke noundef i32 @"_ZZ4mainENK3$_0clEii"(ptr noundef nonnull align 8 dereferenceable(24) %9, i32 noundef %.02558, i32 noundef %.028.lcssa)
          to label %77 unwind label %80

77:                                               ; preds = %.lr.ph60
  %spec.select = call i32 @llvm.smin.i32(i32 %76, i32 %.02657)
  %78 = sub nsw i32 %.02657, %spec.select
  %79 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %spec.select)
          to label %82 unwind label %80

80:                                               ; preds = %82, %77, %.lr.ph60
  %81 = landingpad { ptr, i32 }
          cleanup
  br label %98

82:                                               ; preds = %77
  %83 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %79, ptr noundef nonnull @.str)
          to label %84 unwind label %80

84:                                               ; preds = %82
  %85 = add nuw nsw i32 %.02558, 1
  %86 = load i32, ptr %1, align 4, !tbaa !8
  %87 = icmp slt i32 %85, %86
  br i1 %87, label %.lr.ph60, label %._crit_edge61, !llvm.loop !19

88:                                               ; preds = %._crit_edge61
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %10) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %9) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %7) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #7
  %89 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %90 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %89, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %91 = load ptr, ptr %90, align 8, !tbaa !5
  %92 = getelementptr i8, ptr %91, i64 -24
  %93 = load i64, ptr %92, align 8
  %94 = getelementptr inbounds i8, ptr %90, i64 %93
  %95 = call noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264) %94)
  br i1 %95, label %22, label %._crit_edge64, !llvm.loop !20

96:                                               ; preds = %._crit_edge61
  %97 = landingpad { ptr, i32 }
          cleanup
  br label %98

98:                                               ; preds = %80, %96, %74, %64
  %.pn41 = phi { ptr, i32 } [ %65, %64 ], [ %75, %74 ], [ %81, %80 ], [ %97, %96 ]
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %10) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %9) #7
  br label %99

99:                                               ; preds = %98, %55
  %.pn43 = phi { ptr, i32 } [ %56, %55 ], [ %.pn41, %98 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #7
  br label %100

100:                                              ; preds = %99, %41
  %.pn43.pn = phi { ptr, i32 } [ %.pn43, %99 ], [ %42, %41 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %7) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #7
  br label %101

101:                                              ; preds = %100, %39
  %.pn43.pn.pn = phi { ptr, i32 } [ %.pn43.pn, %100 ], [ %40, %39 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %5) #7
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  br label %102

102:                                              ; preds = %101, %37
  %.pn43.pn.pn.pn = phi { ptr, i32 } [ %.pn43.pn.pn, %101 ], [ %38, %37 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  resume { ptr, i32 } %.pn43.pn.pn.pn

._crit_edge64:                                    ; preds = %88, %0
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  ret i32 0
}

; 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 uwtable
declare noundef zeroext i1 @_ZNKSt9basic_iosIcSt11char_traitsIcEEcvbEv(ptr noundef nonnull align 8 dereferenceable(264)) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #4 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare hidden noundef zeroext i1 @"_ZZ4mainENK3$_1clEi"(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) local_unnamed_addr #5 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #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 #3 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: inlinehint mustprogress uwtable
declare hidden noundef i32 @"_ZZ4mainENK3$_0clEii"(ptr noundef nonnull align 8 dereferenceable(24), i32 noundef, i32 noundef) local_unnamed_addr #5 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.smin.i32(i32, i32) #6

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 = { "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 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 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 #5 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #7 = { nounwind }

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"any pointer", !10, i64 0}
!13 = !{!14, !9, i64 0}
!14 = !{!"_ZTSZ4mainE3$_1", !9, i64 0, !9, i64 4, !12, i64 8}
!15 = !{!14, !9, i64 4}
!16 = distinct !{!16, !17}
!17 = !{!"llvm.loop.mustprogress"}
!18 = distinct !{!18, !17}
!19 = distinct !{!19, !17}
!20 = distinct !{!20, !17}


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