; LLVM IR from upupming/algorithm :: AdvancedLevel_C++/1146. Topological Order (25) (main)

; 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::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.__gnu_cxx::__normal_iterator" = type { ptr }

@.str = external hidden unnamed_addr constant [6 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [1 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 i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca [1010 x i32], align 16
  %9 = alloca [1010 x %"class.std::vector"], align 16
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  %16 = alloca %"class.std::vector", align 8
  %17 = alloca %"class.std::allocator", align 1
  %18 = alloca i32, align 4
  %19 = alloca ptr, align 8
  %20 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %21 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %22 = 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
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #6
  store i32 0, ptr %7, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4040, ptr %8) #6
  call void @llvm.lifetime.start.p0(i64 24240, ptr %9) #6
  %23 = getelementptr inbounds [1010 x %"class.std::vector"], ptr %9, i32 0, i32 0
  %24 = getelementptr inbounds %"class.std::vector", ptr %23, i64 1010
  br label %25

25:                                               ; preds = %25, %0
  %26 = phi ptr [ %23, %0 ], [ %27, %25 ]
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %26) #6
  %27 = getelementptr inbounds %"class.std::vector", ptr %26, i64 1
  %28 = icmp eq ptr %27, %24
  br i1 %28, label %29, label %25

29:                                               ; preds = %25
  %30 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2, ptr noundef %3)
          to label %31 unwind label %37

31:                                               ; preds = %29
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #6
  store i32 0, ptr %12, align 4, !tbaa !5
  br label %32

32:                                               ; preds = %53, %31
  %33 = load i32, ptr %12, align 4, !tbaa !5
  %34 = load i32, ptr %3, align 4, !tbaa !5
  %35 = icmp slt i32 %33, %34
  br i1 %35, label %41, label %36

36:                                               ; preds = %32
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  br label %60

37:                                               ; preds = %60, %29
  %38 = landingpad { ptr, i32 }
          cleanup
  %39 = extractvalue { ptr, i32 } %38, 0
  store ptr %39, ptr %10, align 8
  %40 = extractvalue { ptr, i32 } %38, 1
  store i32 %40, ptr %11, align 4
  br label %158

41:                                               ; preds = %32
  %42 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %4, ptr noundef %5)
          to label %43 unwind label %56

43:                                               ; preds = %41
  %44 = load i32, ptr %4, align 4, !tbaa !5
  %45 = sext i32 %44 to i64
  %46 = getelementptr inbounds [1010 x %"class.std::vector"], ptr %9, i64 0, i64 %45
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %46, ptr noundef nonnull align 4 dereferenceable(4) %5)
          to label %47 unwind label %56

47:                                               ; preds = %43
  %48 = load i32, ptr %5, align 4, !tbaa !5
  %49 = sext i32 %48 to i64
  %50 = getelementptr inbounds [1010 x i32], ptr %8, i64 0, i64 %49
  %51 = load i32, ptr %50, align 4, !tbaa !5
  %52 = add nsw i32 %51, 1
  store i32 %52, ptr %50, align 4, !tbaa !5
  br label %53

53:                                               ; preds = %47
  %54 = load i32, ptr %12, align 4, !tbaa !5
  %55 = add nsw i32 %54, 1
  store i32 %55, ptr %12, align 4, !tbaa !5
  br label %32, !llvm.loop !9

56:                                               ; preds = %43, %41
  %57 = landingpad { ptr, i32 }
          cleanup
  %58 = extractvalue { ptr, i32 } %57, 0
  store ptr %58, ptr %10, align 8
  %59 = extractvalue { ptr, i32 } %57, 1
  store i32 %59, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #6
  br label %158

60:                                               ; preds = %36
  %61 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %6)
          to label %62 unwind label %37

62:                                               ; preds = %60
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #6
  store i32 0, ptr %13, align 4, !tbaa !5
  br label %63

63:                                               ; preds = %140, %62
  %64 = load i32, ptr %13, align 4, !tbaa !5
  %65 = load i32, ptr %6, align 4, !tbaa !5
  %66 = icmp slt i32 %64, %65
  br i1 %66, label %68, label %67

67:                                               ; preds = %63
  store i32 5, ptr %14, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #6
  br label %149

68:                                               ; preds = %63
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #6
  store i32 1, ptr %15, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 24, ptr %16) #6
  %69 = getelementptr inbounds [1010 x i32], ptr %8, i64 0, i64 0
  %70 = getelementptr inbounds [1010 x i32], ptr %8, i64 0, i64 0
  %71 = load i32, ptr %2, align 4, !tbaa !5
  %72 = sext i32 %71 to i64
  %73 = getelementptr inbounds i32, ptr %70, i64 %72
  %74 = getelementptr inbounds i32, ptr %73, i64 1
  call void @llvm.lifetime.start.p0(i64 1, ptr %17) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2IPivEET_S4_RKS0_(ptr noundef nonnull align 8 dereferenceable(24) %16, ptr noundef %69, ptr noundef %74, ptr noundef nonnull align 1 dereferenceable(1) %17)
          to label %75 unwind label %81

75:                                               ; preds = %68
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %17) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #6
  store i32 0, ptr %18, align 4, !tbaa !5
  br label %76

76:                                               ; preds = %122, %75
  %77 = load i32, ptr %18, align 4, !tbaa !5
  %78 = load i32, ptr %2, align 4, !tbaa !5
  %79 = icmp slt i32 %77, %78
  br i1 %79, label %85, label %80

80:                                               ; preds = %76
  store i32 8, ptr %14, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #6
  br label %125

81:                                               ; preds = %68
  %82 = landingpad { ptr, i32 }
          cleanup
  %83 = extractvalue { ptr, i32 } %82, 0
  store ptr %83, ptr %10, align 8
  %84 = extractvalue { ptr, i32 } %82, 1
  store i32 %84, ptr %11, align 4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr %17) #6
  br label %148

85:                                               ; preds = %76
  %86 = invoke i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str.1, ptr noundef %4)
          to label %87 unwind label %94

87:                                               ; preds = %85
  %88 = load i32, ptr %4, align 4, !tbaa !5
  %89 = sext i32 %88 to i64
  %90 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %16, i64 noundef %89) #6
  %91 = load i32, ptr %90, align 4, !tbaa !5
  %92 = icmp ne i32 %91, 0
  br i1 %92, label %93, label %98

93:                                               ; preds = %87
  store i32 0, ptr %15, align 4, !tbaa !5
  br label %98

94:                                               ; preds = %85
  %95 = landingpad { ptr, i32 }
          cleanup
  %96 = extractvalue { ptr, i32 } %95, 0
  store ptr %96, ptr %10, align 8
  %97 = extractvalue { ptr, i32 } %95, 1
  store i32 %97, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #6
  br label %147

98:                                               ; preds = %93, %87
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #6
  %99 = load i32, ptr %4, align 4, !tbaa !5
  %100 = sext i32 %99 to i64
  %101 = getelementptr inbounds [1010 x %"class.std::vector"], ptr %9, i64 0, i64 %100
  store ptr %101, ptr %19, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %20) #6
  %102 = load ptr, ptr %19, align 8, !tbaa !11
  %103 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %102) #6
  %104 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %20, i32 0, i32 0
  store ptr %103, ptr %104, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %21) #6
  %105 = load ptr, ptr %19, align 8, !tbaa !11
  %106 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %105) #6
  %107 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %21, i32 0, i32 0
  store ptr %106, ptr %107, align 8
  br label %108

108:                                              ; preds = %119, %98
  %109 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %20, ptr noundef nonnull align 8 dereferenceable(8) %21) #6
  br i1 %109, label %111, label %110

110:                                              ; preds = %108
  store i32 11, ptr %14, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %21) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %20) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #6
  br label %121

111:                                              ; preds = %108
  call void @llvm.lifetime.start.p0(i64 4, ptr %22) #6
  %112 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %20) #6
  %113 = load i32, ptr %112, align 4, !tbaa !5
  store i32 %113, ptr %22, align 4, !tbaa !5
  %114 = load i32, ptr %22, align 4, !tbaa !5
  %115 = sext i32 %114 to i64
  %116 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %16, i64 noundef %115) #6
  %117 = load i32, ptr %116, align 4, !tbaa !5
  %118 = add nsw i32 %117, -1
  store i32 %118, ptr %116, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %22) #6
  br label %119

119:                                              ; preds = %111
  %120 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %20) #6
  br label %108

121:                                              ; preds = %110
  br label %122

122:                                              ; preds = %121
  %123 = load i32, ptr %18, align 4, !tbaa !5
  %124 = add nsw i32 %123, 1
  store i32 %124, ptr %18, align 4, !tbaa !5
  br label %76, !llvm.loop !13

125:                                              ; preds = %80
  %126 = load i32, ptr %15, align 4, !tbaa !5
  %127 = icmp eq i32 %126, 1
  br i1 %127, label %128, label %129

128:                                              ; preds = %125
  store i32 7, ptr %14, align 4
  br label %137

129:                                              ; preds = %125
  %130 = load i32, ptr %7, align 4, !tbaa !5
  %131 = icmp eq i32 %130, 1
  %132 = zext i1 %131 to i64
  %133 = select i1 %131, ptr @.str.3, ptr @.str.4
  %134 = load i32, ptr %13, align 4, !tbaa !5
  %135 = invoke i32 (ptr, ...) @printf(ptr noundef @.str.2, ptr noundef %133, i32 noundef %134)
          to label %136 unwind label %143

136:                                              ; preds = %129
  store i32 1, ptr %7, align 4, !tbaa !5
  store i32 0, ptr %14, align 4
  br label %137

137:                                              ; preds = %136, %128
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %16) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #6
  %138 = load i32, ptr %14, align 4
  switch i32 %138, label %171 [
    i32 0, label %139
    i32 7, label %140
  ]

139:                                              ; preds = %137
  br label %140

140:                                              ; preds = %139, %137
  %141 = load i32, ptr %13, align 4, !tbaa !5
  %142 = add nsw i32 %141, 1
  store i32 %142, ptr %13, align 4, !tbaa !5
  br label %63, !llvm.loop !14

143:                                              ; preds = %129
  %144 = landingpad { ptr, i32 }
          cleanup
  %145 = extractvalue { ptr, i32 } %144, 0
  store ptr %145, ptr %10, align 8
  %146 = extractvalue { ptr, i32 } %144, 1
  store i32 %146, ptr %11, align 4
  br label %147

147:                                              ; preds = %143, %94
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %16) #6
  br label %148

148:                                              ; preds = %147, %81
  call void @llvm.lifetime.end.p0(i64 24, ptr %16) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #6
  br label %158

149:                                              ; preds = %67
  store i32 0, ptr %1, align 4
  store i32 1, ptr %14, align 4
  %150 = getelementptr inbounds [1010 x %"class.std::vector"], ptr %9, i32 0, i32 0
  %151 = getelementptr inbounds %"class.std::vector", ptr %150, i64 1010
  br label %152

152:                                              ; preds = %152, %149
  %153 = phi ptr [ %151, %149 ], [ %154, %152 ]
  %154 = getelementptr inbounds %"class.std::vector", ptr %153, i64 -1
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %154) #6
  %155 = icmp eq ptr %154, %150
  br i1 %155, label %156, label %152

156:                                              ; preds = %152
  call void @llvm.lifetime.end.p0(i64 24240, ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 4040, ptr %8) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 4, 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
  %157 = load i32, ptr %1, align 4
  ret i32 %157

158:                                              ; preds = %148, %56, %37
  %159 = getelementptr inbounds [1010 x %"class.std::vector"], ptr %9, i32 0, i32 0
  %160 = getelementptr inbounds %"class.std::vector", ptr %159, i64 1010
  br label %161

161:                                              ; preds = %161, %158
  %162 = phi ptr [ %160, %158 ], [ %163, %161 ]
  %163 = getelementptr inbounds %"class.std::vector", ptr %162, i64 -1
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %163) #6
  %164 = icmp eq ptr %163, %159
  br i1 %164, label %165, label %161

165:                                              ; preds = %161
  call void @llvm.lifetime.end.p0(i64 24240, ptr %9) #6
  call void @llvm.lifetime.end.p0(i64 4040, ptr %8) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #6
  call void @llvm.lifetime.end.p0(i64 4, 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 %166

166:                                              ; preds = %165
  %167 = load ptr, ptr %10, align 8
  %168 = load i32, ptr %11, align 4
  %169 = insertvalue { ptr, i32 } poison, ptr %167, 0
  %170 = insertvalue { ptr, i32 } %169, i32 %168, 1
  resume { ptr, i32 } %170

171:                                              ; preds = %137
  unreachable
}

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

declare i32 @__isoc99_scanf(ptr noundef, ...) #3

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #4 align 2

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

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2IPivEET_S4_RKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef, ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; 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) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

declare i32 @printf(ptr noundef, ...) #3

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 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 = { 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 #3 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { 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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = !{!12, !12, i64 0}
!12 = !{!"any pointer", !7, i64 0}
!13 = distinct !{!13, !10}
!14 = distinct !{!14, !10}


; 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::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.__gnu_cxx::__normal_iterator" = type { ptr }

@.str = external hidden unnamed_addr constant [6 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [1 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 i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca [1010 x i32], align 16
  %7 = alloca [1010 x %"class.std::vector"], align 16
  %8 = alloca %"class.std::vector", align 8
  %9 = alloca %"class.std::allocator", align 1
  %10 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %11 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #6
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #6
  call void @llvm.lifetime.start.p0(i64 4040, ptr nonnull %6) #6
  call void @llvm.lifetime.start.p0(i64 24240, ptr nonnull %7) #6
  br label %12

12:                                               ; preds = %12, %0
  %.idx = phi i64 [ 0, %0 ], [ %.add, %12 ]
  %.ptr = getelementptr inbounds i8, ptr %7, i64 %.idx
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %.ptr) #6
  %.add = add nuw nsw i64 %.idx, 24
  %13 = icmp eq i64 %.add, 24240
  br i1 %13, label %14, label %12

14:                                               ; preds = %12
  %15 = getelementptr inbounds i8, ptr %7, i64 24240
  %16 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1, ptr noundef nonnull %2)
  %17 = load i32, ptr %2, align 4, !tbaa !5
  %18 = icmp sgt i32 %17, 0
  br i1 %18, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %26, %14
  %19 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %5)
  %invariant.gep = getelementptr inbounds i8, ptr %6, i64 4
  %20 = load i32, ptr %5, align 4, !tbaa !5
  %21 = icmp sgt i32 %20, 0
  br i1 %21, label %.lr.ph38, label %.preheader.preheader

.lr.ph:                                           ; preds = %14, %26
  %.01826 = phi i32 [ %32, %26 ], [ 0, %14 ]
  %22 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %3, ptr noundef nonnull %4)
  %23 = load i32, ptr %3, align 4, !tbaa !5
  %24 = sext i32 %23 to i64
  %25 = getelementptr inbounds [1010 x %"class.std::vector"], ptr %7, i64 0, i64 %24
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %25, ptr noundef nonnull align 4 dereferenceable(4) %4)
          to label %26 unwind label %35

26:                                               ; preds = %.lr.ph
  %27 = load i32, ptr %4, align 4, !tbaa !5
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds [1010 x i32], ptr %6, i64 0, i64 %28
  %30 = load i32, ptr %29, align 4, !tbaa !5
  %31 = add nsw i32 %30, 1
  store i32 %31, ptr %29, align 4, !tbaa !5
  %32 = add nuw nsw i32 %.01826, 1
  %33 = load i32, ptr %2, align 4, !tbaa !5
  %34 = icmp slt i32 %32, %33
  br i1 %34, label %.lr.ph, label %._crit_edge, !llvm.loop !9

35:                                               ; preds = %.lr.ph
  %36 = landingpad { ptr, i32 }
          cleanup
  br label %78

.lr.ph38:                                         ; preds = %._crit_edge, %._crit_edge34.thread
  %.036 = phi i32 [ %.1, %._crit_edge34.thread ], [ 0, %._crit_edge ]
  %.01735 = phi i32 [ %71, %._crit_edge34.thread ], [ 0, %._crit_edge ]
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %8) #6
  %37 = load i32, ptr %1, align 4, !tbaa !5
  %38 = sext i32 %37 to i64
  %gep = getelementptr i32, ptr %invariant.gep, i64 %38
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %9) #6
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  invoke void @_ZNSt6vectorIiSaIiEEC2IPivEET_S4_RKS0_(ptr noundef nonnull align 8 dereferenceable(24) %8, ptr noundef nonnull %6, ptr noundef nonnull %gep, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %39 unwind label %43

39:                                               ; preds = %.lr.ph38
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #6
  %40 = load i32, ptr %1, align 4, !tbaa !5
  %41 = icmp sgt i32 %40, 0
  br i1 %41, label %.lr.ph33, label %._crit_edge34.thread

._crit_edge34:                                    ; preds = %._crit_edge29
  %42 = icmp eq i32 %spec.select, 1
  br i1 %42, label %._crit_edge34.thread, label %67

43:                                               ; preds = %.lr.ph38
  %44 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #6
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %8) #6
  br label %78

.lr.ph33:                                         ; preds = %39, %._crit_edge29
  %.01431 = phi i32 [ %56, %._crit_edge29 ], [ 0, %39 ]
  %.01530 = phi i32 [ %spec.select, %._crit_edge29 ], [ 1, %39 ]
  %45 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str.1, ptr noundef nonnull %3)
  %46 = load i32, ptr %3, align 4, !tbaa !5
  %47 = sext i32 %46 to i64
  %48 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %47) #6
  %49 = load i32, ptr %48, align 4, !tbaa !5
  %.not = icmp eq i32 %49, 0
  %spec.select = select i1 %.not, i32 %.01530, i32 0
  %50 = load i32, ptr %3, align 4, !tbaa !5
  %51 = sext i32 %50 to i64
  %52 = getelementptr inbounds [1010 x %"class.std::vector"], ptr %7, i64 0, i64 %51
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #6
  %53 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %52) #6
  store ptr %53, ptr %10, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #6
  %54 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %52) #6
  store ptr %54, ptr %11, align 8
  %55 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11) #6
  br i1 %55, label %.lr.ph28, label %._crit_edge29

._crit_edge29:                                    ; preds = %.lr.ph28, %.lr.ph33
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #6
  %56 = add nuw nsw i32 %.01431, 1
  %57 = load i32, ptr %1, align 4, !tbaa !5
  %58 = icmp slt i32 %56, %57
  br i1 %58, label %.lr.ph33, label %._crit_edge34, !llvm.loop !11

.lr.ph28:                                         ; preds = %.lr.ph33, %.lr.ph28
  %59 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #6
  %60 = load i32, ptr %59, align 4, !tbaa !5
  %61 = sext i32 %60 to i64
  %62 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %61) #6
  %63 = load i32, ptr %62, align 4, !tbaa !5
  %64 = add nsw i32 %63, -1
  store i32 %64, ptr %62, align 4, !tbaa !5
  %65 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %10) #6
  %66 = call noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull align 8 dereferenceable(8) %11) #6
  br i1 %66, label %.lr.ph28, label %._crit_edge29

67:                                               ; preds = %._crit_edge34
  %68 = icmp eq i32 %.036, 1
  %69 = select i1 %68, ptr @.str.3, ptr @.str.4
  %70 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2, ptr noundef nonnull %69, i32 noundef %.01735)
  br label %._crit_edge34.thread

._crit_edge34.thread:                             ; preds = %39, %._crit_edge34, %67
  %.1 = phi i32 [ 1, %67 ], [ %.036, %._crit_edge34 ], [ %.036, %39 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %8) #6
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %8) #6
  %71 = add nuw nsw i32 %.01735, 1
  %72 = load i32, ptr %5, align 4, !tbaa !5
  %73 = icmp slt i32 %71, %72
  br i1 %73, label %.lr.ph38, label %.preheader.preheader, !llvm.loop !12

.preheader.preheader:                             ; preds = %._crit_edge34.thread, %._crit_edge
  br label %.preheader

.preheader:                                       ; preds = %.preheader.preheader, %.preheader
  %74 = phi ptr [ %75, %.preheader ], [ %15, %.preheader.preheader ]
  %75 = getelementptr inbounds i8, ptr %74, i64 -24
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %75) #6
  %76 = icmp eq ptr %75, %7
  br i1 %76, label %77, label %.preheader

77:                                               ; preds = %.preheader
  call void @llvm.lifetime.end.p0(i64 24240, ptr nonnull %7) #6
  call void @llvm.lifetime.end.p0(i64 4040, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  ret i32 0

78:                                               ; preds = %43, %35
  %.pn = phi { ptr, i32 } [ %36, %35 ], [ %44, %43 ]
  br label %79

79:                                               ; preds = %79, %78
  %80 = phi ptr [ %15, %78 ], [ %81, %79 ]
  %81 = getelementptr inbounds i8, ptr %80, i64 -24
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %81) #6
  %82 = icmp eq ptr %81, %7
  br i1 %82, label %83, label %79

83:                                               ; preds = %79
  call void @llvm.lifetime.end.p0(i64 24240, ptr nonnull %7) #6
  call void @llvm.lifetime.end.p0(i64 4040, ptr nonnull %6) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #6
  resume { ptr, i32 } %.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: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #2 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #3

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #4 align 2

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

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2IPivEET_S4_RKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef, ptr noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

; 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 #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIPiSt6vectorIiSaIiEEEEbRKNS_17__normal_iteratorIT_T0_EESA_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #5

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #3

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 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 = { 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 #3 = { nofree nounwind "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { inlinehint mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { 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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}


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