; LLVM IR from andreimaximov/algorithms :: lib/cpp/manachers (main)

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

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl" }
%"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl" = type { %"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"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.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = type { %"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl" }
%"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl" = type { %"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl_data" }
%"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.0" = type { i8 }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@.str = external hidden unnamed_addr constant [16 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [85 x i8], align 1
@__PRETTY_FUNCTION__._Z18longest_palindromeRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEc = external hidden unnamed_addr constant [58 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [16 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z9manachersRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8, ptr noundef nonnull align 8 dereferenceable(32)) #0

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorImSaImEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorImSaImEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z18longest_palindromeRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEc(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8 %0, ptr noundef nonnull align 8 dereferenceable(32) %1, i8 noundef signext %2) #0 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i8, align 1
  %7 = alloca %"class.std::vector.3", align 8
  %8 = alloca %"class.std::allocator.0", align 1
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  %11 = alloca i64, align 8
  %12 = alloca %"class.std::vector", align 8
  %13 = alloca %"class.std::__cxx11::basic_string", align 8
  %14 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %15 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %16 = alloca %"class.std::allocator.0", align 1
  %17 = alloca i64, align 8
  %18 = alloca i64, align 8
  %19 = alloca i64, align 8
  %20 = alloca i1, align 1
  %21 = alloca %"class.std::__cxx11::basic_string", align 8
  %22 = alloca %"class.std::__cxx11::basic_string", align 8
  store ptr %0, ptr %4, align 8
  store ptr %1, ptr %5, align 8, !tbaa !5
  store i8 %2, ptr %6, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 24, ptr %7) #4
  %23 = load ptr, ptr %5, align 8, !tbaa !5
  %24 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %23) #4
  %25 = mul i64 %24, 2
  %26 = add i64 %25, 1
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #4
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  invoke void @_ZNSt6vectorIcSaIcEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %26, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %27 unwind label %36

27:                                               ; preds = %3
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #4
  %28 = load i8, ptr %6, align 1, !tbaa !9
  %29 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIcSaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef 0) #4
  store i8 %28, ptr %29, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #4
  store i64 0, ptr %11, align 8, !tbaa !10
  br label %30

30:                                               ; preds = %54, %27
  %31 = load i64, ptr %11, align 8, !tbaa !10
  %32 = load ptr, ptr %5, align 8, !tbaa !5
  %33 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %32) #4
  %34 = icmp ult i64 %31, %33
  br i1 %34, label %40, label %35

35:                                               ; preds = %30
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #4
  br label %57

36:                                               ; preds = %3
  %37 = landingpad { ptr, i32 }
          cleanup
  %38 = extractvalue { ptr, i32 } %37, 0
  store ptr %38, ptr %9, align 8
  %39 = extractvalue { ptr, i32 } %37, 1
  store i32 %39, ptr %10, align 4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #4
  br label %147

40:                                               ; preds = %30
  %41 = load ptr, ptr %5, align 8, !tbaa !5
  %42 = load i64, ptr %11, align 8, !tbaa !10
  %43 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %41, i64 noundef %42) #4
  %44 = load i8, ptr %43, align 1, !tbaa !9
  %45 = load i64, ptr %11, align 8, !tbaa !10
  %46 = mul i64 2, %45
  %47 = add i64 %46, 1
  %48 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIcSaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %47) #4
  store i8 %44, ptr %48, align 1, !tbaa !9
  %49 = load i8, ptr %6, align 1, !tbaa !9
  %50 = load i64, ptr %11, align 8, !tbaa !10
  %51 = mul i64 2, %50
  %52 = add i64 %51, 2
  %53 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIcSaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %52) #4
  store i8 %49, ptr %53, align 1, !tbaa !9
  br label %54

54:                                               ; preds = %40
  %55 = load i64, ptr %11, align 8, !tbaa !10
  %56 = add i64 %55, 1
  store i64 %56, ptr %11, align 8, !tbaa !10
  br label %30, !llvm.loop !12

57:                                               ; preds = %35
  call void @llvm.lifetime.start.p0(i64 24, ptr %12) #4
  call void @llvm.lifetime.start.p0(i64 32, ptr %13) #4
  %58 = call ptr @_ZNSt6vectorIcSaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #4
  %59 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %14, i32 0, i32 0
  store ptr %58, ptr %59, align 8
  %60 = call ptr @_ZNSt6vectorIcSaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %7) #4
  %61 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %15, i32 0, i32 0
  store ptr %60, ptr %61, align 8
  call void @llvm.lifetime.start.p0(i64 1, ptr %16) #4
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %16) #4
  %62 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %14, i32 0, i32 0
  %63 = load ptr, ptr %62, align 8
  %64 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %15, i32 0, i32 0
  %65 = load ptr, ptr %64, align 8
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IN9__gnu_cxx17__normal_iteratorIPcSt6vectorIcS3_EEEvEET_SC_RKS3_(ptr noundef nonnull align 8 dereferenceable(32) %13, ptr %63, ptr %65, ptr noundef nonnull align 1 dereferenceable(1) %16)
          to label %66 unwind label %73

66:                                               ; preds = %57
  invoke void @_Z9manachersRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr dead_on_unwind writable sret(%"class.std::vector") align 8 %12, ptr noundef nonnull align 8 dereferenceable(32) %13)
          to label %67 unwind label %77

67:                                               ; preds = %66
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %16) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %16) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr %13) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #4
  store i64 0, ptr %17, align 8, !tbaa !10
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #4
  store i64 0, ptr %18, align 8, !tbaa !10
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #4
  store i64 0, ptr %19, align 8, !tbaa !10
  br label %68

68:                                               ; preds = %94, %67
  %69 = load i64, ptr %19, align 8, !tbaa !10
  %70 = call noundef i64 @_ZNKSt6vectorImSaImEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %12) #4
  %71 = icmp ult i64 %69, %70
  br i1 %71, label %82, label %72

72:                                               ; preds = %68
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #4
  br label %97

73:                                               ; preds = %57
  %74 = landingpad { ptr, i32 }
          cleanup
  %75 = extractvalue { ptr, i32 } %74, 0
  store ptr %75, ptr %9, align 8
  %76 = extractvalue { ptr, i32 } %74, 1
  store i32 %76, ptr %10, align 4
  br label %81

77:                                               ; preds = %66
  %78 = landingpad { ptr, i32 }
          cleanup
  %79 = extractvalue { ptr, i32 } %78, 0
  store ptr %79, ptr %9, align 8
  %80 = extractvalue { ptr, i32 } %78, 1
  store i32 %80, ptr %10, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %13) #4
  br label %81

81:                                               ; preds = %77, %73
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %16) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %16) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr %13) #4
  br label %146

82:                                               ; preds = %68
  %83 = load i64, ptr %19, align 8, !tbaa !10
  %84 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorImSaImEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %12, i64 noundef %83) #4
  %85 = load i64, ptr %84, align 8, !tbaa !10
  %86 = load i64, ptr %18, align 8, !tbaa !10
  %87 = icmp ugt i64 %85, %86
  br i1 %87, label %88, label %93

88:                                               ; preds = %82
  %89 = load i64, ptr %19, align 8, !tbaa !10
  store i64 %89, ptr %17, align 8, !tbaa !10
  %90 = load i64, ptr %19, align 8, !tbaa !10
  %91 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorImSaImEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %12, i64 noundef %90) #4
  %92 = load i64, ptr %91, align 8, !tbaa !10
  store i64 %92, ptr %18, align 8, !tbaa !10
  br label %93

93:                                               ; preds = %88, %82
  br label %94

94:                                               ; preds = %93
  %95 = load i64, ptr %19, align 8, !tbaa !10
  %96 = add i64 %95, 1
  store i64 %96, ptr %19, align 8, !tbaa !10
  br label %68, !llvm.loop !14

97:                                               ; preds = %72
  store i1 false, ptr %20, align 1
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #4
  %98 = load i64, ptr %17, align 8, !tbaa !10
  %99 = urem i64 %98, 2
  %100 = icmp eq i64 %99, 1
  br i1 %100, label %101, label %121

101:                                              ; preds = %97
  %102 = load i64, ptr %18, align 8, !tbaa !10
  %103 = urem i64 %102, 2
  %104 = icmp eq i64 %103, 1
  br i1 %104, label %105, label %106

105:                                              ; preds = %101
  br label %108

106:                                              ; preds = %101
  call void @__assert_fail(ptr noundef @.str, ptr noundef @.str.1, i32 noundef 78, ptr noundef @__PRETTY_FUNCTION__._Z18longest_palindromeRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEc) #5
  unreachable

107:                                              ; No predecessors!
  br label %108

108:                                              ; preds = %107, %105
  call void @llvm.lifetime.start.p0(i64 32, ptr %21) #4
  %109 = load ptr, ptr %5, align 8, !tbaa !5
  %110 = load i64, ptr %17, align 8, !tbaa !10
  %111 = load i64, ptr %18, align 8, !tbaa !10
  %112 = sub i64 %110, %111
  %113 = udiv i64 %112, 2
  %114 = load i64, ptr %18, align 8, !tbaa !10
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %21, ptr noundef nonnull align 8 dereferenceable(32) %109, i64 noundef %113, i64 noundef %114)
          to label %115 unwind label %117

115:                                              ; preds = %108
  %116 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %21) #4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %21) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr %21) #4
  br label %141

117:                                              ; preds = %108
  %118 = landingpad { ptr, i32 }
          cleanup
  %119 = extractvalue { ptr, i32 } %118, 0
  store ptr %119, ptr %9, align 8
  %120 = extractvalue { ptr, i32 } %118, 1
  store i32 %120, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 32, ptr %21) #4
  br label %145

121:                                              ; preds = %97
  %122 = load i64, ptr %18, align 8, !tbaa !10
  %123 = urem i64 %122, 2
  %124 = icmp eq i64 %123, 0
  br i1 %124, label %125, label %126

125:                                              ; preds = %121
  br label %128

126:                                              ; preds = %121
  call void @__assert_fail(ptr noundef @.str.2, ptr noundef @.str.1, i32 noundef 81, ptr noundef @__PRETTY_FUNCTION__._Z18longest_palindromeRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEc) #5
  unreachable

127:                                              ; No predecessors!
  br label %128

128:                                              ; preds = %127, %125
  call void @llvm.lifetime.start.p0(i64 32, ptr %22) #4
  %129 = load ptr, ptr %5, align 8, !tbaa !5
  %130 = load i64, ptr %17, align 8, !tbaa !10
  %131 = load i64, ptr %18, align 8, !tbaa !10
  %132 = sub i64 %130, %131
  %133 = udiv i64 %132, 2
  %134 = load i64, ptr %18, align 8, !tbaa !10
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %22, ptr noundef nonnull align 8 dereferenceable(32) %129, i64 noundef %133, i64 noundef %134)
          to label %135 unwind label %137

135:                                              ; preds = %128
  %136 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %22) #4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %22) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr %22) #4
  br label %141

137:                                              ; preds = %128
  %138 = landingpad { ptr, i32 }
          cleanup
  %139 = extractvalue { ptr, i32 } %138, 0
  store ptr %139, ptr %9, align 8
  %140 = extractvalue { ptr, i32 } %138, 1
  store i32 %140, ptr %10, align 4
  call void @llvm.lifetime.end.p0(i64 32, ptr %22) #4
  br label %145

141:                                              ; preds = %135, %115
  store i1 true, ptr %20, align 1
  %142 = load i1, ptr %20, align 1
  br i1 %142, label %144, label %143

143:                                              ; preds = %141
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #4
  br label %144

144:                                              ; preds = %143, %141
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #4
  call void @_ZNSt6vectorImSaImEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %12) #4
  call void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #4
  ret void

145:                                              ; preds = %137, %117
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #4
  call void @_ZNSt6vectorImSaImEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %12) #4
  br label %146

146:                                              ; preds = %145, %81
  call void @llvm.lifetime.end.p0(i64 24, ptr %12) #4
  call void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %7) #4
  br label %147

147:                                              ; preds = %146, %36
  call void @llvm.lifetime.end.p0(i64 24, ptr %7) #4
  br label %148

148:                                              ; preds = %147
  %149 = load ptr, ptr %9, align 8
  %150 = load i32, ptr %10, align 4
  %151 = insertvalue { ptr, i32 } poison, ptr %149, 0
  %152 = insertvalue { ptr, i32 } %151, i32 %150, 1
  resume { ptr, i32 } %152
}

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIcSaIcEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIcSaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIcSaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIcSaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IN9__gnu_cxx17__normal_iteratorIPcSt6vectorIcS3_EEEvEET_SC_RKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr, ptr, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorImSaImEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #3

; 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) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

attributes #0 = { 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 #1 = { 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 #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { noreturn nounwind "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { nounwind }
attributes #5 = { noreturn 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 = !{!7, !7, i64 0}
!10 = !{!11, !11, i64 0}
!11 = !{!"long", !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = distinct !{!14, !13}


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

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl" }
%"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl" = type { %"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"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.3" = type { %"struct.std::_Vector_base.4" }
%"struct.std::_Vector_base.4" = type { %"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl" }
%"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl" = type { %"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl_data" }
%"struct.std::_Vector_base<char, std::allocator<char>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::allocator.0" = type { i8 }

@.str = external hidden unnamed_addr constant [16 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [85 x i8], align 1
@__PRETTY_FUNCTION__._Z18longest_palindromeRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEc = external hidden unnamed_addr constant [58 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [16 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local void @_Z9manachersRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8, ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorImSaImEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorImSaImEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z18longest_palindromeRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEc(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8 %0, ptr noundef nonnull align 8 dereferenceable(32) %1, i8 noundef signext %2) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %4 = alloca %"class.std::vector.3", align 8
  %5 = alloca %"class.std::allocator.0", align 1
  %6 = alloca %"class.std::vector", align 8
  %7 = alloca %"class.std::__cxx11::basic_string", align 8
  %8 = alloca %"class.std::allocator.0", align 1
  %9 = alloca %"class.std::__cxx11::basic_string", align 8
  %10 = alloca %"class.std::__cxx11::basic_string", align 8
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %4) #4
  %11 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #4
  %12 = shl i64 %11, 1
  %13 = or disjoint i64 %12, 1
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #4
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  invoke void @_ZNSt6vectorIcSaIcEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %13, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %14 unwind label %19

14:                                               ; preds = %3
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #4
  %15 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIcSaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef 0) #4
  store i8 %2, ptr %15, align 1, !tbaa !5
  %16 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #4
  %.not54 = icmp eq i64 %16, 0
  br i1 %.not54, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %14
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %6) #4
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %7) #4
  %17 = call ptr @_ZNSt6vectorIcSaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #4
  %18 = call ptr @_ZNSt6vectorIcSaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #4
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %8) #4
  call void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  invoke void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IN9__gnu_cxx17__normal_iteratorIPcSt6vectorIcS3_EEEvEET_SC_RKS3_(ptr noundef nonnull align 8 dereferenceable(32) %7, ptr %17, ptr %18, ptr noundef nonnull align 1 dereferenceable(1) %8)
          to label %31 unwind label %37

19:                                               ; preds = %3
  %20 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #4
  br label %73

.lr.ph:                                           ; preds = %14, %.lr.ph
  %.03946 = phi i64 [ %28, %.lr.ph ], [ 0, %14 ]
  %21 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %.03946) #4
  %22 = load i8, ptr %21, align 1, !tbaa !5
  %23 = shl i64 %.03946, 1
  %24 = or disjoint i64 %23, 1
  %25 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIcSaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %24) #4
  store i8 %22, ptr %25, align 1, !tbaa !5
  %26 = add i64 %23, 2
  %27 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIcSaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %26) #4
  store i8 %2, ptr %27, align 1, !tbaa !5
  %28 = add nuw i64 %.03946, 1
  %29 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %1) #4
  %30 = icmp ult i64 %28, %29
  br i1 %30, label %.lr.ph, label %._crit_edge, !llvm.loop !8

31:                                               ; preds = %._crit_edge
  invoke void @_Z9manachersRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr dead_on_unwind nonnull writable sret(%"class.std::vector") align 8 %6, ptr noundef nonnull align 8 dereferenceable(32) %7)
          to label %32 unwind label %39

32:                                               ; preds = %31
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #4
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %7) #4
  %33 = call noundef i64 @_ZNKSt6vectorImSaImEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #4
  %.not55 = icmp eq i64 %33, 0
  br i1 %.not55, label %.thread, label %.lr.ph51

.thread:                                          ; preds = %32
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #4
  br label %63

._crit_edge52:                                    ; preds = %48
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #4
  %34 = and i64 %.132, 1
  %.not = icmp eq i64 %34, 0
  %35 = and i64 %.1, 1
  %36 = icmp eq i64 %35, 0
  br i1 %.not, label %61, label %52

37:                                               ; preds = %._crit_edge
  %38 = landingpad { ptr, i32 }
          cleanup
  br label %41

39:                                               ; preds = %31
  %40 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %7) #4
  br label %41

41:                                               ; preds = %39, %37
  %.pn = phi { ptr, i32 } [ %40, %39 ], [ %38, %37 ]
  call void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %8) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %8) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %7) #4
  br label %72

.lr.ph51:                                         ; preds = %32, %48
  %.049 = phi i64 [ %49, %48 ], [ 0, %32 ]
  %.03048 = phi i64 [ %.1, %48 ], [ 0, %32 ]
  %.03147 = phi i64 [ %.132, %48 ], [ 0, %32 ]
  %42 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorImSaImEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %.049) #4
  %43 = load i64, ptr %42, align 8, !tbaa !10
  %44 = icmp ugt i64 %43, %.03048
  br i1 %44, label %45, label %48

45:                                               ; preds = %.lr.ph51
  %46 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorImSaImEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %6, i64 noundef %.049) #4
  %47 = load i64, ptr %46, align 8, !tbaa !10
  br label %48

48:                                               ; preds = %.lr.ph51, %45
  %.132 = phi i64 [ %.049, %45 ], [ %.03147, %.lr.ph51 ]
  %.1 = phi i64 [ %47, %45 ], [ %.03048, %.lr.ph51 ]
  %49 = add nuw i64 %.049, 1
  %50 = call noundef i64 @_ZNKSt6vectorImSaImEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %6) #4
  %51 = icmp ult i64 %49, %50
  br i1 %51, label %.lr.ph51, label %._crit_edge52, !llvm.loop !12

52:                                               ; preds = %._crit_edge52
  br i1 %36, label %53, label %54

53:                                               ; preds = %52
  call void @__assert_fail(ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 78, ptr noundef nonnull @__PRETTY_FUNCTION__._Z18longest_palindromeRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEc) #5
  unreachable

54:                                               ; preds = %52
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %9) #4
  %55 = sub i64 %.132, %.1
  %56 = lshr exact i64 %55, 1
  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 %56, i64 noundef %.1)
          to label %57 unwind label %59

57:                                               ; preds = %54
  %58 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %9) #4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %9) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #4
  br label %70

59:                                               ; preds = %54
  %60 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %9) #4
  br label %71

61:                                               ; preds = %._crit_edge52
  br i1 %36, label %63, label %62

62:                                               ; preds = %61
  call void @__assert_fail(ptr noundef nonnull @.str.2, ptr noundef nonnull @.str.1, i32 noundef 81, ptr noundef nonnull @__PRETTY_FUNCTION__._Z18longest_palindromeRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEEc) #5
  unreachable

63:                                               ; preds = %.thread, %61
  %.031.lcssa5964 = phi i64 [ 0, %.thread ], [ %.132, %61 ]
  %.030.lcssa6063 = phi i64 [ 0, %.thread ], [ %.1, %61 ]
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %10) #4
  %64 = sub i64 %.031.lcssa5964, %.030.lcssa6063
  %65 = lshr exact i64 %64, 1
  invoke void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %10, ptr noundef nonnull align 8 dereferenceable(32) %1, i64 noundef %65, i64 noundef %.030.lcssa6063)
          to label %66 unwind label %68

66:                                               ; preds = %63
  %67 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(32) %10) #4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %10) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %10) #4
  br label %70

68:                                               ; preds = %63
  %69 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %10) #4
  br label %71

70:                                               ; preds = %57, %66
  call void @_ZNSt6vectorImSaImEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #4
  call void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #4
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #4
  ret void

71:                                               ; preds = %68, %59
  %.pn42 = phi { ptr, i32 } [ %60, %59 ], [ %69, %68 ]
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #4
  call void @_ZNSt6vectorImSaImEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %6) #4
  br label %72

72:                                               ; preds = %71, %41
  %.pn42.pn = phi { ptr, i32 } [ %.pn42, %71 ], [ %.pn, %41 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %6) #4
  call void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %4) #4
  br label %73

73:                                               ; preds = %72, %19
  %.pn42.pn.pn = phi { ptr, i32 } [ %.pn42.pn, %72 ], [ %20, %19 ]
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %4) #4
  resume { ptr, i32 } %.pn42.pn.pn
}

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSaIcEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIcSaIcEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt6vectorIcSaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIcSaIcEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIcSaIcEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2IN9__gnu_cxx17__normal_iteratorIPcSt6vectorIcS3_EEEvEET_SC_RKS3_(ptr noundef nonnull align 8 dereferenceable(32), ptr, ptr, ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #0 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorImSaImEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEC2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #1 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #3

; 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 #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEaSEOS4_(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIcSaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt15__new_allocatorIcED2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #1 align 2

attributes #0 = { 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 #1 = { 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 #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { noreturn nounwind "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { nounwind }
attributes #5 = { noreturn 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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = distinct !{!8, !9}
!9 = !{!"llvm.loop.mustprogress"}
!10 = !{!11, !11, i64 0}
!11 = !{!"long", !6, i64 0}
!12 = distinct !{!12, !9}


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