; LLVM IR from gargarchit/Data_Structure_n_Algorithms :: Competitive_Programming/Knapsack_Problem.ll (Z8SolveTabSt6vectorISt4pairIiiESaIS1_EEi)

; 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.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = 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.7" = type { i8 }
%"class.std::allocator.2" = type { i8 }
%"struct.std::pair" = type { i32, i32 }

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #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 noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 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) #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z8SolveTabSt6vectorISt4pairIiiESaIS1_EEi(ptr noundef %0, i32 noundef %1) #3 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca %"class.std::vector.0", align 8
  %6 = alloca %"class.std::vector.5", align 8
  %7 = alloca i32, align 4
  %8 = alloca %"class.std::allocator.7", align 1
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca %"class.std::allocator.2", align 1
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  %17 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store i32 %1, ptr %4, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 24, ptr %5) #4
  %18 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  call void @llvm.lifetime.start.p0(i64 24, ptr %6) #4
  %19 = load i32, ptr %4, align 4, !tbaa !9
  %20 = add nsw i32 %19, 1
  %21 = sext i32 %20 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  store i32 0, ptr %7, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #4
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %21, ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %22 unwind label %29

22:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 1, ptr %11) #4
  call void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #4
  invoke void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %18, ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 1 dereferenceable(1) %11)
          to label %23 unwind label %33

23:                                               ; preds = %22
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #4
  store i32 1, ptr %12, align 4, !tbaa !9
  br label %24

24:                                               ; preds = %58, %23
  %25 = load i32, ptr %12, align 4, !tbaa !9
  %26 = load i32, ptr %4, align 4, !tbaa !9
  %27 = icmp sle i32 %25, %26
  br i1 %27, label %38, label %28

28:                                               ; preds = %24
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #4
  br label %61

29:                                               ; preds = %2
  %30 = landingpad { ptr, i32 }
          cleanup
  %31 = extractvalue { ptr, i32 } %30, 0
  store ptr %31, ptr %9, align 8
  %32 = extractvalue { ptr, i32 } %30, 1
  store i32 %32, ptr %10, align 4
  br label %37

33:                                               ; preds = %22
  %34 = landingpad { ptr, i32 }
          cleanup
  %35 = extractvalue { ptr, i32 } %34, 0
  store ptr %35, ptr %9, align 8
  %36 = extractvalue { ptr, i32 } %34, 1
  store i32 %36, ptr %10, align 4
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %11) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %11) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #4
  br label %37

37:                                               ; preds = %33, %29
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #4
  br label %140

38:                                               ; preds = %24
  %39 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef 0) #4
  %40 = getelementptr inbounds %"struct.std::pair", ptr %39, i32 0, i32 0
  %41 = load i32, ptr %40, align 4, !tbaa !11
  %42 = load i32, ptr %12, align 4, !tbaa !9
  %43 = icmp sgt i32 %41, %42
  br i1 %43, label %44, label %49

44:                                               ; preds = %38
  %45 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef 0) #4
  %46 = load i32, ptr %12, align 4, !tbaa !9
  %47 = sext i32 %46 to i64
  %48 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %45, i64 noundef %47) #4
  store i32 0, ptr %48, align 4, !tbaa !9
  br label %57

49:                                               ; preds = %38
  %50 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef 0) #4
  %51 = getelementptr inbounds %"struct.std::pair", ptr %50, i32 0, i32 1
  %52 = load i32, ptr %51, align 4, !tbaa !13
  %53 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef 0) #4
  %54 = load i32, ptr %12, align 4, !tbaa !9
  %55 = sext i32 %54 to i64
  %56 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %53, i64 noundef %55) #4
  store i32 %52, ptr %56, align 4, !tbaa !9
  br label %57

57:                                               ; preds = %49, %44
  br label %58

58:                                               ; preds = %57
  %59 = load i32, ptr %12, align 4, !tbaa !9
  %60 = add nsw i32 %59, 1
  store i32 %60, ptr %12, align 4, !tbaa !9
  br label %24, !llvm.loop !14

61:                                               ; preds = %28
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #4
  store i32 1, ptr %13, align 4, !tbaa !9
  br label %62

62:                                               ; preds = %129, %61
  %63 = load i32, ptr %13, align 4, !tbaa !9
  %64 = sext i32 %63 to i64
  %65 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  %66 = icmp ult i64 %64, %65
  br i1 %66, label %68, label %67

67:                                               ; preds = %62
  store i32 5, ptr %14, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #4
  br label %132

68:                                               ; preds = %62
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #4
  store i32 1, ptr %15, align 4, !tbaa !9
  br label %69

69:                                               ; preds = %121, %68
  %70 = load i32, ptr %15, align 4, !tbaa !9
  %71 = load i32, ptr %4, align 4, !tbaa !9
  %72 = icmp sle i32 %70, %71
  br i1 %72, label %74, label %73

73:                                               ; preds = %69
  store i32 8, ptr %14, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #4
  br label %128

74:                                               ; preds = %69
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #4
  store i32 0, ptr %16, align 4, !tbaa !9
  %75 = load i32, ptr %13, align 4, !tbaa !9
  %76 = sext i32 %75 to i64
  %77 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %76) #4
  %78 = getelementptr inbounds %"struct.std::pair", ptr %77, i32 0, i32 0
  %79 = load i32, ptr %78, align 4, !tbaa !11
  %80 = load i32, ptr %15, align 4, !tbaa !9
  %81 = icmp sle i32 %79, %80
  br i1 %81, label %82, label %103

82:                                               ; preds = %74
  %83 = load i32, ptr %13, align 4, !tbaa !9
  %84 = sext i32 %83 to i64
  %85 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %84) #4
  %86 = getelementptr inbounds %"struct.std::pair", ptr %85, i32 0, i32 1
  %87 = load i32, ptr %86, align 4, !tbaa !13
  %88 = load i32, ptr %13, align 4, !tbaa !9
  %89 = sub nsw i32 %88, 1
  %90 = sext i32 %89 to i64
  %91 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %90) #4
  %92 = load i32, ptr %15, align 4, !tbaa !9
  %93 = load i32, ptr %13, align 4, !tbaa !9
  %94 = sext i32 %93 to i64
  %95 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %94) #4
  %96 = getelementptr inbounds %"struct.std::pair", ptr %95, i32 0, i32 0
  %97 = load i32, ptr %96, align 4, !tbaa !11
  %98 = sub nsw i32 %92, %97
  %99 = sext i32 %98 to i64
  %100 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %91, i64 noundef %99) #4
  %101 = load i32, ptr %100, align 4, !tbaa !9
  %102 = add nsw i32 %87, %101
  store i32 %102, ptr %16, align 4, !tbaa !9
  br label %103

103:                                              ; preds = %82, %74
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #4
  %104 = load i32, ptr %13, align 4, !tbaa !9
  %105 = sub nsw i32 %104, 1
  %106 = sext i32 %105 to i64
  %107 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %106) #4
  %108 = load i32, ptr %15, align 4, !tbaa !9
  %109 = sext i32 %108 to i64
  %110 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %107, i64 noundef %109) #4
  %111 = load i32, ptr %110, align 4, !tbaa !9
  store i32 %111, ptr %17, align 4, !tbaa !9
  %112 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %16, ptr noundef nonnull align 4 dereferenceable(4) %17)
          to label %113 unwind label %124

113:                                              ; preds = %103
  %114 = load i32, ptr %112, align 4, !tbaa !9
  %115 = load i32, ptr %13, align 4, !tbaa !9
  %116 = sext i32 %115 to i64
  %117 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %116) #4
  %118 = load i32, ptr %15, align 4, !tbaa !9
  %119 = sext i32 %118 to i64
  %120 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %117, i64 noundef %119) #4
  store i32 %114, ptr %120, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #4
  br label %121

121:                                              ; preds = %113
  %122 = load i32, ptr %15, align 4, !tbaa !9
  %123 = add nsw i32 %122, 1
  store i32 %123, ptr %15, align 4, !tbaa !9
  br label %69, !llvm.loop !16

124:                                              ; preds = %103
  %125 = landingpad { ptr, i32 }
          cleanup
  %126 = extractvalue { ptr, i32 } %125, 0
  store ptr %126, ptr %9, align 8
  %127 = extractvalue { ptr, i32 } %125, 1
  store i32 %127, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #4
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #4
  br label %140

128:                                              ; preds = %73
  br label %129

129:                                              ; preds = %128
  %130 = load i32, ptr %13, align 4, !tbaa !9
  %131 = add nsw i32 %130, 1
  store i32 %131, ptr %13, align 4, !tbaa !9
  br label %62, !llvm.loop !17

132:                                              ; preds = %67
  %133 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  %134 = sub i64 %133, 1
  %135 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %5, i64 noundef %134) #4
  %136 = load i32, ptr %4, align 4, !tbaa !9
  %137 = sext i32 %136 to i64
  %138 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %135, i64 noundef %137) #4
  %139 = load i32, ptr %138, align 4, !tbaa !9
  store i32 1, ptr %14, align 4
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %5) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #4
  ret i32 %139

140:                                              ; preds = %124, %37
  call void @llvm.lifetime.end.p0(i64 24, ptr %5) #4
  br label %141

141:                                              ; preds = %140
  %142 = load ptr, ptr %9, align 8
  %143 = load i32, ptr %10, align 4
  %144 = insertvalue { ptr, i32 } poison, ptr %142, 0
  %145 = insertvalue { ptr, i32 } %144, i32 %143, 1
  resume { ptr, i32 } %145
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

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

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !10, i64 0}
!12 = !{!"_ZTSSt4pairIiiE", !10, i64 0, !10, i64 4}
!13 = !{!12, !10, i64 4}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}
!16 = distinct !{!16, !15}
!17 = distinct !{!17, !15}


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

%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = 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.7" = type { i8 }
%"class.std::allocator.2" = type { i8 }

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #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 noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 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 #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z8SolveTabSt6vectorISt4pairIiiESaIS1_EEi(ptr noundef nonnull %0, i32 noundef %1) local_unnamed_addr #3 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::vector.0", align 8
  %4 = alloca %"class.std::vector.5", align 8
  %5 = alloca i32, align 4
  %6 = alloca %"class.std::allocator.7", align 1
  %7 = alloca %"class.std::allocator.2", align 1
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #4
  %10 = tail call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #4
  %11 = add i32 %1, 1
  %12 = sext i32 %11 to i64
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #4
  store i32 0, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #4
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #4
  invoke void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %12, ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %13 unwind label %21

13:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %7) #4
  call void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  invoke void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %10, ptr noundef nonnull align 8 dereferenceable(24) %4, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %14 unwind label %23

14:                                               ; preds = %13
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #4
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #4
  %.not34 = icmp slt i32 %1, 1
  br i1 %.not34, label %.preheader33.thread, label %.lr.ph.preheader

.lr.ph.preheader:                                 ; preds = %14
  %wide.trip.count = zext i32 %11 to i64
  br label %.lr.ph

.preheader33:                                     ; preds = %34
  %15 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  %16 = icmp ugt i64 %15, 1
  br i1 %16, label %.preheader.lr.ph, label %._crit_edge40

.preheader33.thread:                              ; preds = %14
  %17 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  %18 = icmp ugt i64 %17, 1
  br i1 %18, label %.preheader.us.preheader, label %._crit_edge40

.preheader.lr.ph:                                 ; preds = %.preheader33
  br i1 %.not34, label %.preheader.us.preheader, label %.preheader.preheader

.preheader.us.preheader:                          ; preds = %.preheader33.thread, %.preheader.lr.ph
  br label %.preheader.us

.preheader.preheader:                             ; preds = %.preheader.lr.ph
  %wide.trip.count46 = zext i32 %11 to i64
  br label %.preheader

.preheader.us:                                    ; preds = %.preheader.us.preheader, %.preheader.us
  %indvars.iv51 = phi i64 [ %indvars.iv.next52, %.preheader.us ], [ 1, %.preheader.us.preheader ]
  %indvars.iv.next52 = add nuw nsw i64 %indvars.iv51, 1
  %19 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  %20 = icmp ugt i64 %19, %indvars.iv.next52
  br i1 %20, label %.preheader.us, label %._crit_edge40, !llvm.loop !9

21:                                               ; preds = %2
  %22 = landingpad { ptr, i32 }
          cleanup
  br label %25

23:                                               ; preds = %13
  %24 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #4
  br label %25

25:                                               ; preds = %23, %21
  %.pn = phi { ptr, i32 } [ %24, %23 ], [ %22, %21 ]
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #4
  resume { ptr, i32 } %.pn

.lr.ph:                                           ; preds = %.lr.ph.preheader, %34
  %indvars.iv = phi i64 [ 1, %.lr.ph.preheader ], [ %indvars.iv.next, %34 ]
  %26 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef 0) #4
  %27 = load i32, ptr %26, align 4, !tbaa !11
  %28 = sext i32 %27 to i64
  %29 = icmp slt i64 %indvars.iv, %28
  br i1 %29, label %34, label %30

30:                                               ; preds = %.lr.ph
  %31 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef 0) #4
  %32 = getelementptr inbounds i8, ptr %31, i64 4
  %33 = load i32, ptr %32, align 4, !tbaa !13
  br label %34

34:                                               ; preds = %.lr.ph, %30
  %.sink = phi i32 [ %33, %30 ], [ 0, %.lr.ph ]
  %35 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef 0) #4
  %36 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %35, i64 noundef %indvars.iv) #4
  store i32 %.sink, ptr %36, align 4, !tbaa !5
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %.preheader33, label %.lr.ph, !llvm.loop !14

.preheader:                                       ; preds = %.preheader.preheader, %._crit_edge
  %indvars.iv48 = phi i64 [ 1, %.preheader.preheader ], [ %indvars.iv.next49, %._crit_edge ]
  %37 = add nsw i64 %indvars.iv48, -1
  br label %46

._crit_edge40:                                    ; preds = %._crit_edge, %.preheader.us, %.preheader33.thread, %.preheader33
  %38 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  %39 = add i64 %38, -1
  %40 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %39) #4
  %41 = sext i32 %1 to i64
  %42 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %40, i64 noundef %41) #4
  %43 = load i32, ptr %42, align 4, !tbaa !5
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #4
  ret i32 %43

._crit_edge:                                      ; preds = %63
  %indvars.iv.next49 = add nuw nsw i64 %indvars.iv48, 1
  %44 = call noundef i64 @_ZNKSt6vectorISt4pairIiiESaIS1_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  %45 = icmp ugt i64 %44, %indvars.iv.next49
  br i1 %45, label %.preheader, label %._crit_edge40, !llvm.loop !9

46:                                               ; preds = %.preheader, %63
  %indvars.iv43 = phi i64 [ 1, %.preheader ], [ %indvars.iv.next44, %63 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #4
  store i32 0, ptr %8, align 4, !tbaa !5
  %47 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %indvars.iv48) #4
  %48 = load i32, ptr %47, align 4, !tbaa !11
  %49 = sext i32 %48 to i64
  %.not32 = icmp slt i64 %indvars.iv43, %49
  br i1 %.not32, label %63, label %50

50:                                               ; preds = %46
  %51 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %indvars.iv48) #4
  %52 = getelementptr inbounds i8, ptr %51, i64 4
  %53 = load i32, ptr %52, align 4, !tbaa !13
  %54 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %37) #4
  %55 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %indvars.iv48) #4
  %56 = load i32, ptr %55, align 4, !tbaa !11
  %57 = trunc nuw nsw i64 %indvars.iv43 to i32
  %58 = sub nsw i32 %57, %56
  %59 = sext i32 %58 to i64
  %60 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %54, i64 noundef %59) #4
  %61 = load i32, ptr %60, align 4, !tbaa !5
  %62 = add nsw i32 %61, %53
  store i32 %62, ptr %8, align 4, !tbaa !5
  br label %63

63:                                               ; preds = %50, %46
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %9) #4
  %64 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %37) #4
  %65 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %64, i64 noundef %indvars.iv43) #4
  %66 = load i32, ptr %65, align 4, !tbaa !5
  store i32 %66, ptr %9, align 4, !tbaa !5
  %67 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %8, ptr noundef nonnull align 4 dereferenceable(4) %9)
  %68 = load i32, ptr %67, align 4, !tbaa !5
  %69 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %indvars.iv48) #4
  %70 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %69, i64 noundef %indvars.iv43) #4
  store i32 %68, ptr %70, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #4
  %indvars.iv.next44 = add nuw nsw i64 %indvars.iv43, 1
  %exitcond47.not = icmp eq i64 %indvars.iv.next44, %wide.trip.count46
  br i1 %exitcond47.not, label %._crit_edge, label %46, !llvm.loop !15
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2EmRKiRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2EmRKS1_RKS2_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

attributes #0 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #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 = { 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, !6, i64 0}
!12 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!13 = !{!12, !6, i64 4}
!14 = distinct !{!14, !10}
!15 = distinct !{!15, !10}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopInstSimplifyPass,LoopRotatePass,LoopSimplifyCFGPass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass