; LLVM IR from ravireddy07/cpp-book :: src/Leetcode (980_unique-paths-iii)

; 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_ostream" = type { ptr, %"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.Solution = type { %"class.std::vector", %"class.std::vector", i32, i32, i32, i32, %"class.std::unordered_set" }
%"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::unordered_set" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = 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::initializer_list" = type { ptr, i64 }
%"class.std::initializer_list.10" = type { ptr, i64 }
%"class.std::allocator" = type { i8 }
%"class.std::allocator.7" = type { i8 }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca %class.Solution, align 8
  %3 = alloca %"class.std::vector.5", align 8
  %4 = alloca %"class.std::initializer_list", align 8
  %5 = alloca [3 x %"class.std::vector"], align 8
  %6 = alloca ptr, align 8
  %7 = alloca %"class.std::initializer_list.10", align 8
  %8 = alloca [4 x i32], align 4
  %9 = alloca %"class.std::allocator", align 1
  %10 = alloca ptr, align 8
  %11 = alloca i32, align 4
  %12 = alloca %"class.std::initializer_list.10", align 8
  %13 = alloca [4 x i32], align 4
  %14 = alloca %"class.std::allocator", align 1
  %15 = alloca %"class.std::initializer_list.10", align 8
  %16 = alloca [4 x i32], align 4
  %17 = alloca %"class.std::allocator", align 1
  %18 = alloca i1, align 1
  %19 = alloca %"class.std::allocator.7", align 1
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 120, ptr %2) #7
  call void @_ZN8SolutionC2Ev(ptr noundef nonnull align 8 dereferenceable(120) %2)
  call void @llvm.lifetime.start.p0(i64 24, ptr %3) #7
  call void @llvm.lifetime.start.p0(i64 72, ptr %5) #7
  store i1 true, ptr %18, align 1
  store ptr %5, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 16, ptr %8) #7
  store i32 1, ptr %8, align 4, !tbaa !5
  %20 = getelementptr inbounds i32, ptr %8, i64 1
  store i32 0, ptr %20, align 4, !tbaa !5
  %21 = getelementptr inbounds i32, ptr %8, i64 2
  store i32 0, ptr %21, align 4, !tbaa !5
  %22 = getelementptr inbounds i32, ptr %8, i64 3
  store i32 0, ptr %22, align 4, !tbaa !5
  %23 = getelementptr inbounds %"class.std::initializer_list.10", ptr %7, i32 0, i32 0
  store ptr %8, ptr %23, align 8, !tbaa !9
  %24 = getelementptr inbounds %"class.std::initializer_list.10", ptr %7, i32 0, i32 1
  store i64 4, ptr %24, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 1, ptr %9) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #7
  %25 = getelementptr inbounds { ptr, i64 }, ptr %7, i32 0, i32 0
  %26 = load ptr, ptr %25, align 8
  %27 = getelementptr inbounds { ptr, i64 }, ptr %7, i32 0, i32 1
  %28 = load i64, ptr %27, align 8
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %5, ptr %26, i64 %28, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %29 unwind label %73

29:                                               ; preds = %0
  %30 = getelementptr inbounds %"class.std::vector", ptr %5, i64 1
  store ptr %30, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 16, ptr %13) #7
  store i32 0, ptr %13, align 4, !tbaa !5
  %31 = getelementptr inbounds i32, ptr %13, i64 1
  store i32 0, ptr %31, align 4, !tbaa !5
  %32 = getelementptr inbounds i32, ptr %13, i64 2
  store i32 0, ptr %32, align 4, !tbaa !5
  %33 = getelementptr inbounds i32, ptr %13, i64 3
  store i32 0, ptr %33, align 4, !tbaa !5
  %34 = getelementptr inbounds %"class.std::initializer_list.10", ptr %12, i32 0, i32 0
  store ptr %13, ptr %34, align 8, !tbaa !9
  %35 = getelementptr inbounds %"class.std::initializer_list.10", ptr %12, i32 0, i32 1
  store i64 4, ptr %35, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 1, ptr %14) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #7
  %36 = getelementptr inbounds { ptr, i64 }, ptr %12, i32 0, i32 0
  %37 = load ptr, ptr %36, align 8
  %38 = getelementptr inbounds { ptr, i64 }, ptr %12, i32 0, i32 1
  %39 = load i64, ptr %38, align 8
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %30, ptr %37, i64 %39, ptr noundef nonnull align 1 dereferenceable(1) %14)
          to label %40 unwind label %77

40:                                               ; preds = %29
  %41 = getelementptr inbounds %"class.std::vector", ptr %5, i64 2
  store ptr %41, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 16, ptr %16) #7
  store i32 0, ptr %16, align 4, !tbaa !5
  %42 = getelementptr inbounds i32, ptr %16, i64 1
  store i32 0, ptr %42, align 4, !tbaa !5
  %43 = getelementptr inbounds i32, ptr %16, i64 2
  store i32 2, ptr %43, align 4, !tbaa !5
  %44 = getelementptr inbounds i32, ptr %16, i64 3
  store i32 -1, ptr %44, align 4, !tbaa !5
  %45 = getelementptr inbounds %"class.std::initializer_list.10", ptr %15, i32 0, i32 0
  store ptr %16, ptr %45, align 8, !tbaa !9
  %46 = getelementptr inbounds %"class.std::initializer_list.10", ptr %15, i32 0, i32 1
  store i64 4, ptr %46, align 8, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 1, ptr %17) #7
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #7
  %47 = getelementptr inbounds { ptr, i64 }, ptr %15, i32 0, i32 0
  %48 = load ptr, ptr %47, align 8
  %49 = getelementptr inbounds { ptr, i64 }, ptr %15, i32 0, i32 1
  %50 = load i64, ptr %49, align 8
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %41, ptr %48, i64 %50, ptr noundef nonnull align 1 dereferenceable(1) %17)
          to label %51 unwind label %81

51:                                               ; preds = %40
  store i1 false, ptr %18, align 1
  %52 = getelementptr inbounds %"class.std::initializer_list", ptr %4, i32 0, i32 0
  store ptr %5, ptr %52, align 8, !tbaa !14
  %53 = getelementptr inbounds %"class.std::initializer_list", ptr %4, i32 0, i32 1
  store i64 3, ptr %53, align 8, !tbaa !16
  call void @llvm.lifetime.start.p0(i64 1, ptr %19) #7
  call void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %19) #7
  %54 = getelementptr inbounds { ptr, i64 }, ptr %4, i32 0, i32 0
  %55 = load ptr, ptr %54, align 8
  %56 = getelementptr inbounds { ptr, i64 }, ptr %4, i32 0, i32 1
  %57 = load i64, ptr %56, align 8
  invoke void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2ESt16initializer_listIS1_ERKS2_(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr %55, i64 %57, ptr noundef nonnull align 1 dereferenceable(1) %19)
          to label %58 unwind label %85

58:                                               ; preds = %51
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %19) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %19) #7
  %59 = getelementptr inbounds [3 x %"class.std::vector"], ptr %5, i32 0, i32 0
  %60 = getelementptr inbounds %"class.std::vector", ptr %59, i64 3
  br label %61

61:                                               ; preds = %61, %58
  %62 = phi ptr [ %60, %58 ], [ %63, %61 ]
  %63 = getelementptr inbounds %"class.std::vector", ptr %62, i64 -1
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %63) #7
  %64 = icmp eq ptr %63, %59
  br i1 %64, label %65, label %61

65:                                               ; preds = %61
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %17) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %16) #7
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %14) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %13) #7
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %8) #7
  call void @llvm.lifetime.end.p0(i64 72, ptr %5) #7
  %66 = invoke noundef i32 @_ZN8Solution14uniquePathsIIIERSt6vectorIS0_IiSaIiEESaIS2_EE(ptr noundef nonnull align 8 dereferenceable(120) %2, ptr noundef nonnull align 8 dereferenceable(24) %3)
          to label %67 unwind label %109

67:                                               ; preds = %65
  %68 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %66)
          to label %69 unwind label %109

69:                                               ; preds = %67
  %70 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %68, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %71 unwind label %109

71:                                               ; preds = %69
  store i32 0, ptr %1, align 4
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #7
  call void @_ZN8SolutionD2Ev(ptr noundef nonnull align 8 dereferenceable(120) %2) #7
  call void @llvm.lifetime.end.p0(i64 120, ptr %2) #7
  %72 = load i32, ptr %1, align 4
  ret i32 %72

73:                                               ; preds = %0
  %74 = landingpad { ptr, i32 }
          cleanup
  %75 = extractvalue { ptr, i32 } %74, 0
  store ptr %75, ptr %10, align 8
  %76 = extractvalue { ptr, i32 } %74, 1
  store i32 %76, ptr %11, align 4
  br label %98

77:                                               ; preds = %29
  %78 = landingpad { ptr, i32 }
          cleanup
  %79 = extractvalue { ptr, i32 } %78, 0
  store ptr %79, ptr %10, align 8
  %80 = extractvalue { ptr, i32 } %78, 1
  store i32 %80, ptr %11, align 4
  br label %97

81:                                               ; preds = %40
  %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
  br label %96

85:                                               ; preds = %51
  %86 = landingpad { ptr, i32 }
          cleanup
  %87 = extractvalue { ptr, i32 } %86, 0
  store ptr %87, ptr %10, align 8
  %88 = extractvalue { ptr, i32 } %86, 1
  store i32 %88, ptr %11, align 4
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %19) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %19) #7
  %89 = getelementptr inbounds [3 x %"class.std::vector"], ptr %5, i32 0, i32 0
  %90 = getelementptr inbounds %"class.std::vector", ptr %89, i64 3
  br label %91

91:                                               ; preds = %91, %85
  %92 = phi ptr [ %90, %85 ], [ %93, %91 ]
  %93 = getelementptr inbounds %"class.std::vector", ptr %92, i64 -1
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %93) #7
  %94 = icmp eq ptr %93, %89
  br i1 %94, label %95, label %91

95:                                               ; preds = %91
  br label %96

96:                                               ; preds = %95, %81
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %17) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %17) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %16) #7
  br label %97

97:                                               ; preds = %96, %77
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %14) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %14) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %13) #7
  br label %98

98:                                               ; preds = %97, %73
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %8) #7
  %99 = load i1, ptr %18, align 1
  br i1 %99, label %100, label %108

100:                                              ; preds = %98
  %101 = load ptr, ptr %6, align 8
  %102 = icmp eq ptr %5, %101
  br i1 %102, label %107, label %103

103:                                              ; preds = %103, %100
  %104 = phi ptr [ %101, %100 ], [ %105, %103 ]
  %105 = getelementptr inbounds %"class.std::vector", ptr %104, i64 -1
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %105) #7
  %106 = icmp eq ptr %105, %5
  br i1 %106, label %107, label %103

107:                                              ; preds = %103, %100
  br label %108

108:                                              ; preds = %107, %98
  call void @llvm.lifetime.end.p0(i64 72, ptr %5) #7
  br label %113

109:                                              ; preds = %69, %67, %65
  %110 = landingpad { ptr, i32 }
          cleanup
  %111 = extractvalue { ptr, i32 } %110, 0
  store ptr %111, ptr %10, align 8
  %112 = extractvalue { ptr, i32 } %110, 1
  store i32 %112, ptr %11, align 4
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #7
  br label %113

113:                                              ; preds = %109, %108
  call void @llvm.lifetime.end.p0(i64 24, ptr %3) #7
  call void @_ZN8SolutionD2Ev(ptr noundef nonnull align 8 dereferenceable(120) %2) #7
  call void @llvm.lifetime.end.p0(i64 120, ptr %2) #7
  br label %114

114:                                              ; preds = %113
  %115 = load ptr, ptr %10, align 8
  %116 = load i32, ptr %11, align 4
  %117 = insertvalue { ptr, i32 } poison, ptr %115, 0
  %118 = insertvalue { ptr, i32 } %117, i32 %116, 1
  resume { ptr, i32 } %118
}

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN8SolutionC2Ev(ptr noundef nonnull align 8 dereferenceable(120)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr, i64, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2ESt16initializer_listIS1_ERKS2_(ptr noundef nonnull align 8 dereferenceable(24), ptr, i64, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #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 @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

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

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZN8Solution14uniquePathsIIIERSt6vectorIS0_IiSaIiEESaIS2_EE(ptr noundef nonnull align 8 dereferenceable(120), ptr noundef nonnull align 8 dereferenceable(24)) #4 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN8SolutionD2Ev(ptr noundef nonnull align 8 dereferenceable(120)) unnamed_addr #6 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { 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 #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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !11, i64 0}
!10 = !{!"_ZTSSt16initializer_listIiE", !11, i64 0, !12, i64 8}
!11 = !{!"any pointer", !7, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = !{!10, !12, i64 8}
!14 = !{!15, !11, i64 0}
!15 = !{!"_ZTSSt16initializer_listISt6vectorIiSaIiEEE", !11, i64 0, !12, i64 8}
!16 = !{!15, !12, i64 8}


; 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_ostream" = type { ptr, %"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.Solution = type { %"class.std::vector", %"class.std::vector", i32, i32, i32, i32, %"class.std::unordered_set" }
%"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::unordered_set" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = 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::allocator" = type { i8 }
%"class.std::allocator.7" = type { i8 }

@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca %class.Solution, align 8
  %2 = alloca %"class.std::vector.5", align 8
  %3 = alloca [3 x %"class.std::vector"], align 8
  %4 = alloca [4 x i32], align 16
  %5 = alloca %"class.std::allocator", align 1
  %6 = alloca [4 x i32], align 4
  %7 = alloca %"class.std::allocator", align 1
  %8 = alloca [4 x i32], align 16
  %9 = alloca %"class.std::allocator", align 1
  %10 = alloca %"class.std::allocator.7", align 1
  call void @llvm.lifetime.start.p0(i64 120, ptr nonnull %1) #8
  call void @_ZN8SolutionC2Ev(ptr noundef nonnull align 8 dereferenceable(120) %1)
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %2) #8
  call void @llvm.lifetime.start.p0(i64 72, ptr nonnull %3) #8
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %4) #8
  store <4 x i32> <i32 1, i32 0, i32 0, i32 0>, ptr %4, align 16, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #8
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #8
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %3, ptr nonnull %4, i64 4, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %11 unwind label %.thread

11:                                               ; preds = %0
  %12 = getelementptr inbounds i8, ptr %3, i64 24
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %6) #8
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(16) %6, i8 0, i64 16, i1 false)
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %7) #8
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #8
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %12, ptr nonnull %6, i64 4, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %13 unwind label %26

13:                                               ; preds = %11
  %14 = getelementptr inbounds i8, ptr %3, i64 48
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %8) #8
  store <4 x i32> <i32 0, i32 0, i32 2, i32 -1>, ptr %8, align 16, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %9) #8
  call void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #8
  invoke void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %14, ptr nonnull %8, i64 4, ptr noundef nonnull align 1 dereferenceable(1) %9)
          to label %15 unwind label %28

15:                                               ; preds = %13
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %10) #8
  call void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #8
  invoke void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2ESt16initializer_listIS1_ERKS2_(ptr noundef nonnull align 8 dereferenceable(24) %2, ptr nonnull %3, i64 3, ptr noundef nonnull align 1 dereferenceable(1) %10)
          to label %16 unwind label %.loopexit31.loopexit

16:                                               ; preds = %15
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %10) #8
  %17 = getelementptr inbounds i8, ptr %3, i64 48
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %17) #8
  %18 = getelementptr inbounds i8, ptr %3, i64 24
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %18) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #8
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #8
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %8) #8
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #8
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #8
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #8
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #8
  call void @llvm.lifetime.end.p0(i64 72, ptr nonnull %3) #8
  %19 = invoke noundef i32 @_ZN8Solution14uniquePathsIIIERSt6vectorIS0_IiSaIiEESaIS2_EE(ptr noundef nonnull align 8 dereferenceable(120) %1, ptr noundef nonnull align 8 dereferenceable(24) %2)
          to label %20 unwind label %38

20:                                               ; preds = %16
  %21 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %19)
          to label %22 unwind label %38

22:                                               ; preds = %20
  %23 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %21, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %24 unwind label %38

24:                                               ; preds = %22
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #8
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #8
  call void @_ZN8SolutionD2Ev(ptr noundef nonnull align 8 dereferenceable(120) %1) #8
  call void @llvm.lifetime.end.p0(i64 120, ptr nonnull %1) #8
  ret i32 0

.thread:                                          ; preds = %0
  %25 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #8
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #8
  br label %.loopexit

26:                                               ; preds = %11
  %27 = landingpad { ptr, i32 }
          cleanup
  br label %34

28:                                               ; preds = %13
  %29 = landingpad { ptr, i32 }
          cleanup
  br label %.loopexit31

.loopexit31.loopexit:                             ; preds = %15
  %30 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %10) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %10) #8
  %31 = getelementptr inbounds i8, ptr %3, i64 48
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %31) #8
  %32 = getelementptr inbounds i8, ptr %3, i64 24
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %32) #8
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %3) #8
  br label %.loopexit31

.loopexit31:                                      ; preds = %.loopexit31.loopexit, %28
  %.pn = phi { ptr, i32 } [ %29, %28 ], [ %30, %.loopexit31.loopexit ]
  %33 = phi i1 [ false, %28 ], [ true, %.loopexit31.loopexit ]
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %9) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %9) #8
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %8) #8
  br label %34

34:                                               ; preds = %26, %.loopexit31
  %.pn.pn = phi { ptr, i32 } [ %.pn, %.loopexit31 ], [ %27, %26 ]
  %.011 = phi ptr [ %14, %.loopexit31 ], [ %12, %26 ]
  %.1 = phi i1 [ %33, %.loopexit31 ], [ false, %26 ]
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %7) #8
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #8
  call void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #8
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #8
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %4) #8
  br i1 %.1, label %.loopexit, label %.preheader

.preheader:                                       ; preds = %34, %.preheader
  %35 = phi ptr [ %36, %.preheader ], [ %.011, %34 ]
  %36 = getelementptr inbounds i8, ptr %35, i64 -24
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %36) #8
  %37 = icmp eq ptr %36, %3
  br i1 %37, label %.loopexit, label %.preheader

.loopexit:                                        ; preds = %.preheader, %.thread, %34
  %.pn.pn.pn30 = phi { ptr, i32 } [ %25, %.thread ], [ %.pn.pn, %34 ], [ %.pn.pn, %.preheader ]
  call void @llvm.lifetime.end.p0(i64 72, ptr nonnull %3) #8
  br label %40

38:                                               ; preds = %22, %20, %16
  %39 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %2) #8
  br label %40

40:                                               ; preds = %38, %.loopexit
  %.pn24 = phi { ptr, i32 } [ %39, %38 ], [ %.pn.pn.pn30, %.loopexit ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %2) #8
  call void @_ZN8SolutionD2Ev(ptr noundef nonnull align 8 dereferenceable(120) %1) #8
  call void @llvm.lifetime.end.p0(i64 120, ptr nonnull %1) #8
  resume { ptr, i32 } %.pn24
}

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

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN8SolutionC2Ev(ptr noundef nonnull align 8 dereferenceable(120)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIiEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEEC2ESt16initializer_listIiERKS0_(ptr noundef nonnull align 8 dereferenceable(24), ptr, i64, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #4 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaISt6vectorIiSaIiEEEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EEC2ESt16initializer_listIS1_ERKS2_(ptr noundef nonnull align 8 dereferenceable(24), ptr, i64, ptr noundef nonnull align 1 dereferenceable(1)) 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 @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

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

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZN8Solution14uniquePathsIIIERSt6vectorIS0_IiSaIiEESaIS2_EE(ptr noundef nonnull align 8 dereferenceable(120), ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIS_IiSaIiEESaIS1_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZN8SolutionD2Ev(ptr noundef nonnull align 8 dereferenceable(120)) unnamed_addr #6 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIiED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorISt6vectorIiSaIiEEED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #7

attributes #0 = { mustprogress norecurse uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { inlinehint mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { mustprogress uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #5 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { 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 #7 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #8 = { 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"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopSimplifyPass,LoopUnrollPass,MemCpyOptPass,SLPVectorizerPass,SROAPass,SimplifyCFGPass