; LLVM IR from ritikbanger/Hacktoberfest2022-DSA :: 20. Dynamic Programming (wordBreakAllMethods)

; 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::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::vector.8" = type { %"struct.std::_Bvector_base" }
%"struct.std::_Bvector_base" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" = type { %"struct.std::_Bit_iterator", %"struct.std::_Bit_iterator", ptr }
%"struct.std::_Bit_iterator" = type { %"struct.std::_Bit_iterator_base.base", [4 x i8] }
%"struct.std::_Bit_iterator_base.base" = type <{ ptr, i32 }>
%"class.std::allocator.12" = type { i8 }
%"class.std::vector.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = 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 }
%"struct.std::_Bit_reference" = type { ptr, i64 }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_Z9searchKeyP4nodeNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef, ptr noundef) #1

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) #2 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i64 noundef) #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 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 uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; 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 @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIbSaIbEEC2EmRKbRKS0_(ptr noundef nonnull align 8 dereferenceable(40), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16), i1 noundef zeroext) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_Z12wordBreakDp3P4nodeNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef %0, ptr noundef %1) #1 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca %"class.std::vector.8", align 8
  %7 = alloca i8, align 1
  %8 = alloca %"class.std::allocator.12", align 1
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca %"class.std::vector.3", align 8
  %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
  %18 = alloca %"class.std::__cxx11::basic_string", align 8
  %19 = alloca %"class.std::__cxx11::basic_string", align 8
  %20 = alloca %"struct.std::_Bit_reference", align 8
  %21 = alloca %"struct.std::_Bit_reference", align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #3
  %22 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %23 = trunc i64 %22 to i32
  store i32 %23, ptr %5, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 40, ptr %6) #3
  %24 = load i32, ptr %5, align 4, !tbaa !9
  %25 = add nsw i32 %24, 1
  %26 = sext i32 %25 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %7) #3
  store i8 0, ptr %7, align 1, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #3
  call void @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #3
  invoke void @_ZNSt6vectorIbSaIbEEC2EmRKbRKS0_(ptr noundef nonnull align 8 dereferenceable(40) %6, i64 noundef %26, ptr noundef nonnull align 1 dereferenceable(1) %7, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %27 unwind label %34

27:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #3
  call void @llvm.lifetime.start.p0(i64 24, ptr %11) #3
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #3
  store i32 -1, ptr %12, align 4, !tbaa !9
  invoke void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24) %11, ptr noundef nonnull align 4 dereferenceable(4) %12)
          to label %28 unwind label %38

28:                                               ; preds = %27
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #3
  store i32 0, ptr %13, align 4, !tbaa !9
  br label %29

29:                                               ; preds = %116, %28
  %30 = load i32, ptr %13, align 4, !tbaa !9
  %31 = load i32, ptr %5, align 4, !tbaa !9
  %32 = icmp slt i32 %30, %31
  br i1 %32, label %42, label %33

33:                                               ; preds = %29
  store i32 2, ptr %14, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #3
  br label %120

34:                                               ; preds = %2
  %35 = landingpad { ptr, i32 }
          cleanup
  %36 = extractvalue { ptr, i32 } %35, 0
  store ptr %36, ptr %9, align 8
  %37 = extractvalue { ptr, i32 } %35, 1
  store i32 %37, ptr %10, align 4
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #3
  br label %136

38:                                               ; preds = %27
  %39 = landingpad { ptr, i32 }
          cleanup
  %40 = extractvalue { ptr, i32 } %39, 0
  store ptr %40, ptr %9, align 8
  %41 = extractvalue { ptr, i32 } %39, 1
  store i32 %41, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #3
  br label %135

42:                                               ; preds = %29
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #3
  store i32 0, ptr %15, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #3
  %43 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %11) #3
  %44 = trunc i64 %43 to i32
  store i32 %44, ptr %16, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #3
  %45 = load i32, ptr %16, align 4, !tbaa !9
  %46 = sub nsw i32 %45, 1
  store i32 %46, ptr %17, align 4, !tbaa !9
  br label %47

47:                                               ; preds = %87, %42
  %48 = load i32, ptr %17, align 4, !tbaa !9
  %49 = icmp sge i32 %48, 0
  br i1 %49, label %51, label %50

50:                                               ; preds = %47
  store i32 5, ptr %14, align 4
  br label %92

51:                                               ; preds = %47
  call void @llvm.lifetime.start.p0(i64 32, ptr %18) #3
  %52 = load i32, ptr %17, align 4, !tbaa !9
  %53 = sext i32 %52 to i64
  %54 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %53) #3
  %55 = load i32, ptr %54, align 4, !tbaa !9
  %56 = add nsw i32 %55, 1
  %57 = sext i32 %56 to i64
  %58 = load i32, ptr %13, align 4, !tbaa !9
  %59 = load i32, ptr %17, align 4, !tbaa !9
  %60 = sext i32 %59 to i64
  %61 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %11, i64 noundef %60) #3
  %62 = load i32, ptr %61, align 4, !tbaa !9
  %63 = sub nsw i32 %58, %62
  %64 = sext i32 %63 to i64
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %18, ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %57, i64 noundef %64)
          to label %65 unwind label %71

65:                                               ; preds = %51
  %66 = load ptr, ptr %3, align 8, !tbaa !5
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %19, ptr noundef nonnull align 8 dereferenceable(32) %18)
          to label %67 unwind label %75

67:                                               ; preds = %65
  %68 = invoke noundef zeroext i1 @_Z9searchKeyP4nodeNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef %66, ptr noundef %19)
          to label %69 unwind label %79

69:                                               ; preds = %67
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %19) #3
  br i1 %68, label %70, label %83

70:                                               ; preds = %69
  store i32 1, ptr %15, align 4, !tbaa !9
  store i32 5, ptr %14, align 4
  br label %84

71:                                               ; preds = %51
  %72 = landingpad { ptr, i32 }
          cleanup
  %73 = extractvalue { ptr, i32 } %72, 0
  store ptr %73, ptr %9, align 8
  %74 = extractvalue { ptr, i32 } %72, 1
  store i32 %74, ptr %10, align 4
  br label %91

75:                                               ; preds = %65
  %76 = landingpad { ptr, i32 }
          cleanup
  %77 = extractvalue { ptr, i32 } %76, 0
  store ptr %77, ptr %9, align 8
  %78 = extractvalue { ptr, i32 } %76, 1
  store i32 %78, ptr %10, align 4
  br label %90

79:                                               ; preds = %67
  %80 = landingpad { ptr, i32 }
          cleanup
  %81 = extractvalue { ptr, i32 } %80, 0
  store ptr %81, ptr %9, align 8
  %82 = extractvalue { ptr, i32 } %80, 1
  store i32 %82, ptr %10, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %19) #3
  br label %90

83:                                               ; preds = %69
  store i32 0, ptr %14, align 4
  br label %84

84:                                               ; preds = %83, %70
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %18) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr %18) #3
  %85 = load i32, ptr %14, align 4
  switch i32 %85, label %92 [
    i32 0, label %86
  ]

86:                                               ; preds = %84
  br label %87

87:                                               ; preds = %86
  %88 = load i32, ptr %17, align 4, !tbaa !9
  %89 = add nsw i32 %88, -1
  store i32 %89, ptr %17, align 4, !tbaa !9
  br label %47, !llvm.loop !13

90:                                               ; preds = %79, %75
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %18) #3
  br label %91

91:                                               ; preds = %90, %71
  call void @llvm.lifetime.end.p0(i64 32, ptr %18) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #3
  br label %119

92:                                               ; preds = %84, %50
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #3
  br label %93

93:                                               ; preds = %92
  %94 = load i32, ptr %15, align 4, !tbaa !9
  %95 = icmp ne i32 %94, 0
  br i1 %95, label %96, label %115

96:                                               ; preds = %93
  call void @llvm.lifetime.start.p0(i64 16, ptr %20) #3
  %97 = load i32, ptr %13, align 4, !tbaa !9
  %98 = sext i32 %97 to i64
  %99 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %6, i64 noundef %98)
          to label %100 unwind label %107

100:                                              ; preds = %96
  %101 = getelementptr inbounds { ptr, i64 }, ptr %20, i32 0, i32 0
  %102 = extractvalue { ptr, i64 } %99, 0
  store ptr %102, ptr %101, align 8
  %103 = getelementptr inbounds { ptr, i64 }, ptr %20, i32 0, i32 1
  %104 = extractvalue { ptr, i64 } %99, 1
  store i64 %104, ptr %103, align 8
  %105 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16) %20, i1 noundef zeroext true) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr %20) #3
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %11, ptr noundef nonnull align 4 dereferenceable(4) %13)
          to label %106 unwind label %111

106:                                              ; preds = %100
  br label %115

107:                                              ; preds = %96
  %108 = landingpad { ptr, i32 }
          cleanup
  %109 = extractvalue { ptr, i32 } %108, 0
  store ptr %109, ptr %9, align 8
  %110 = extractvalue { ptr, i32 } %108, 1
  store i32 %110, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %20) #3
  br label %119

111:                                              ; preds = %100
  %112 = landingpad { ptr, i32 }
          cleanup
  %113 = extractvalue { ptr, i32 } %112, 0
  store ptr %113, ptr %9, align 8
  %114 = extractvalue { ptr, i32 } %112, 1
  store i32 %114, ptr %10, align 4
  br label %119

115:                                              ; preds = %106, %93
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #3
  br label %116

116:                                              ; preds = %115
  %117 = load i32, ptr %13, align 4, !tbaa !9
  %118 = add nsw i32 %117, 1
  store i32 %118, ptr %13, align 4, !tbaa !9
  br label %29, !llvm.loop !15

119:                                              ; preds = %111, %107, %91
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #3
  br label %135

120:                                              ; preds = %33
  call void @llvm.lifetime.start.p0(i64 16, ptr %21) #3
  %121 = load i32, ptr %5, align 4, !tbaa !9
  %122 = sub nsw i32 %121, 1
  %123 = sext i32 %122 to i64
  %124 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %6, i64 noundef %123)
          to label %125 unwind label %131

125:                                              ; preds = %120
  %126 = getelementptr inbounds { ptr, i64 }, ptr %21, i32 0, i32 0
  %127 = extractvalue { ptr, i64 } %124, 0
  store ptr %127, ptr %126, align 8
  %128 = getelementptr inbounds { ptr, i64 }, ptr %21, i32 0, i32 1
  %129 = extractvalue { ptr, i64 } %124, 1
  store i64 %129, ptr %128, align 8
  %130 = call noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16) %21) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr %21) #3
  store i32 1, ptr %14, align 4
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr %11) #3
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %6) #3
  call void @llvm.lifetime.end.p0(i64 40, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  ret i1 %130

131:                                              ; preds = %120
  %132 = landingpad { ptr, i32 }
          cleanup
  %133 = extractvalue { ptr, i32 } %132, 0
  store ptr %133, ptr %9, align 8
  %134 = extractvalue { ptr, i32 } %132, 1
  store i32 %134, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %21) #3
  br label %135

135:                                              ; preds = %131, %119, %38
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %11) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr %11) #3
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %6) #3
  br label %136

136:                                              ; preds = %135, %34
  call void @llvm.lifetime.end.p0(i64 40, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  br label %137

137:                                              ; preds = %136
  %138 = load ptr, ptr %9, align 8
  %139 = load i32, ptr %10, align 4
  %140 = insertvalue { ptr, i32 } poison, ptr %138, 0
  %141 = insertvalue { ptr, i32 } %140, i32 %139, 1
  resume { ptr, i32 } %141
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = { 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, !12, i64 0}
!12 = !{!"bool", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}


; 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::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }
%"class.std::vector.8" = type { %"struct.std::_Bvector_base" }
%"struct.std::_Bvector_base" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl" = type { %"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" }
%"struct.std::_Bvector_base<std::allocator<bool>>::_Bvector_impl_data" = type { %"struct.std::_Bit_iterator", %"struct.std::_Bit_iterator", ptr }
%"struct.std::_Bit_iterator" = type { %"struct.std::_Bit_iterator_base.base", [4 x i8] }
%"struct.std::_Bit_iterator_base.base" = type <{ ptr, i32 }>
%"class.std::allocator.12" = type { i8 }
%"class.std::vector.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = 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 }
%"struct.std::_Bit_reference" = type { ptr, i64 }

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_Z9searchKeyP4nodeNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i64 noundef) local_unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2 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 uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; 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 @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIbSaIbEEC2EmRKbRKS0_(ptr noundef nonnull align 8 dereferenceable(40), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1), ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16), i1 noundef zeroext) local_unnamed_addr #2 align 2

; 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 #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_Z12wordBreakDp3P4nodeNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef %0, ptr noundef nonnull %1) local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::vector.8", align 8
  %4 = alloca i8, align 1
  %5 = alloca %"class.std::allocator.12", align 1
  %6 = alloca %"class.std::vector.3", align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca %"class.std::__cxx11::basic_string", align 8
  %10 = alloca %"class.std::__cxx11::basic_string", align 8
  %11 = alloca %"struct.std::_Bit_reference", align 8
  %12 = alloca %"struct.std::_Bit_reference", align 8
  %13 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #3
  %14 = trunc i64 %13 to i32
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %3) #3
  %15 = shl i64 %13, 32
  %sext = add i64 %15, 4294967296
  %16 = ashr exact i64 %sext, 32
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #3
  store i8 0, ptr %4, align 1, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #3
  call void @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #3
  invoke void @_ZNSt6vectorIbSaIbEEC2EmRKbRKS0_(ptr noundef nonnull align 8 dereferenceable(40) %3, i64 noundef %16, ptr noundef nonnull align 1 dereferenceable(1) %4, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %17 unwind label %23

17:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #3
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %6) #3
  call void @_ZNSt6vectorIiSaIiEEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #3
  store i32 -1, ptr %7, align 4, !tbaa !9
  invoke void @_ZNSt6vectorIiSaIiEE9push_backEOi(ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %18 unwind label %25

18:                                               ; preds = %17
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #3
  store i32 0, ptr %8, align 4, !tbaa !9
  %19 = icmp sgt i32 %14, 0
  br i1 %19, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %18
  %20 = getelementptr inbounds i8, ptr %11, i64 8
  br label %27

._crit_edge:                                      ; preds = %.critedge, %18
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #3
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %12) #3
  %sext23 = add i64 %15, -4294967296
  %21 = ashr exact i64 %sext23, 32
  %22 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %3, i64 noundef %21)
          to label %72 unwind label %77

23:                                               ; preds = %2
  %24 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #3
  br label %80

25:                                               ; preds = %17
  %26 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #3
  br label %79

27:                                               ; preds = %.lr.ph, %.critedge
  %28 = call noundef i64 @_ZNKSt6vectorIiSaIiEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #3
  %29 = and i64 %28, 4294967295
  br label %30

30:                                               ; preds = %47, %27
  %indvars.iv = phi i64 [ %31, %47 ], [ %29, %27 ]
  %31 = add nsw i64 %indvars.iv, -1
  %32 = trunc nuw i64 %indvars.iv to i32
  %33 = icmp slt i32 %32, 1
  br i1 %33, label %.critedge, label %34

34:                                               ; preds = %30
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %9) #3
  %35 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %31) #3
  %36 = load i32, ptr %35, align 4, !tbaa !9
  %37 = add nsw i32 %36, 1
  %38 = sext i32 %37 to i64
  %39 = load i32, ptr %8, align 4, !tbaa !9
  %40 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %31) #3
  %41 = load i32, ptr %40, align 4, !tbaa !9
  %42 = sub nsw i32 %39, %41
  %43 = sext i32 %42 to i64
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %9, ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %38, i64 noundef %43)
          to label %44 unwind label %48

44:                                               ; preds = %34
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2ERKS4_(ptr noundef nonnull align 8 dereferenceable(32) %10, ptr noundef nonnull align 8 dereferenceable(32) %9)
          to label %45 unwind label %50

45:                                               ; preds = %44
  %46 = invoke noundef zeroext i1 @_Z9searchKeyP4nodeNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef %0, ptr noundef nonnull %10)
          to label %47 unwind label %52

47:                                               ; preds = %45
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #3
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #3
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #3
  br i1 %46, label %56, label %30, !llvm.loop !11

48:                                               ; preds = %34
  %49 = landingpad { ptr, i32 }
          cleanup
  br label %55

50:                                               ; preds = %44
  %51 = landingpad { ptr, i32 }
          cleanup
  br label %54

52:                                               ; preds = %45
  %53 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #3
  br label %54

54:                                               ; preds = %52, %50
  %.pn = phi { ptr, i32 } [ %53, %52 ], [ %51, %50 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #3
  br label %55

55:                                               ; preds = %54, %48
  %.pn.pn = phi { ptr, i32 } [ %.pn, %54 ], [ %49, %48 ]
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #3
  br label %71

56:                                               ; preds = %47
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %11) #3
  %57 = load i32, ptr %8, align 4, !tbaa !9
  %58 = sext i32 %57 to i64
  %59 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %3, i64 noundef %58)
          to label %60 unwind label %64

60:                                               ; preds = %56
  %61 = extractvalue { ptr, i64 } %59, 0
  store ptr %61, ptr %11, align 8
  %62 = extractvalue { ptr, i64 } %59, 1
  store i64 %62, ptr %20, align 8
  %63 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16) %11, i1 noundef zeroext true) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %11) #3
  invoke void @_ZNSt6vectorIiSaIiEE9push_backERKi(ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 4 dereferenceable(4) %8)
          to label %.critedge unwind label %66

64:                                               ; preds = %56
  %65 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %11) #3
  br label %71

66:                                               ; preds = %60
  %67 = landingpad { ptr, i32 }
          cleanup
  br label %71

.critedge:                                        ; preds = %30, %60
  %68 = load i32, ptr %8, align 4, !tbaa !9
  %69 = add nsw i32 %68, 1
  store i32 %69, ptr %8, align 4, !tbaa !9
  %70 = icmp slt i32 %69, %14
  br i1 %70, label %27, label %._crit_edge, !llvm.loop !13

71:                                               ; preds = %66, %64, %55
  %.pn26 = phi { ptr, i32 } [ %67, %66 ], [ %65, %64 ], [ %.pn.pn, %55 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #3
  br label %79

72:                                               ; preds = %._crit_edge
  %73 = extractvalue { ptr, i64 } %22, 0
  store ptr %73, ptr %12, align 8
  %74 = getelementptr inbounds i8, ptr %12, i64 8
  %75 = extractvalue { ptr, i64 } %22, 1
  store i64 %75, ptr %74, align 8
  %76 = call noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16) %12) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %12) #3
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #3
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %3) #3
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %3) #3
  ret i1 %76

77:                                               ; preds = %._crit_edge
  %78 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %12) #3
  br label %79

79:                                               ; preds = %77, %71, %25
  %.pn26.pn = phi { ptr, i32 } [ %.pn26, %71 ], [ %78, %77 ], [ %26, %25 ]
  call void @_ZNSt6vectorIiSaIiEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #3
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #3
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %3) #3
  br label %80

80:                                               ; preds = %79, %23
  %.pn26.pn.pn = phi { ptr, i32 } [ %.pn26.pn, %79 ], [ %24, %23 ]
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %3) #3
  resume { ptr, i32 } %.pn26.pn.pn
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = { 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 = !{!"bool", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}


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