; LLVM IR from xirc/cp-algorithm :: codeforces/5C/main.ll/Z5solveRKNSt7 (cxx1112basic_stringIcSt11char_traitsIcESaIcEEE)

; 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"

%"struct.std::pair" = type { i32, i32 }
%"class.std::vector" = 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.3" = type { i8 }
%"class.std::stack" = type { %"class.std::deque" }
%"class.std::deque" = type { %"class.std::_Deque_base" }
%"class.std::_Deque_base" = type { %"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl" }
%"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl" = type { %"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl_data" }
%"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator", %"struct.std::_Deque_iterator" }
%"struct.std::_Deque_iterator" = type { ptr, ptr, ptr, ptr }
%"struct.std::_Bit_reference" = type { ptr, i64 }

; Function Attrs: mustprogress uwtable
define dso_local i64 @_Z5solveRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(32) %0) #0 personality ptr @__gxx_personality_v0 {
  %2 = alloca %"struct.std::pair", align 4
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca i8, align 1
  %7 = alloca %"class.std::allocator.3", align 1
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca %"class.std::stack", align 8
  %11 = alloca i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca %"struct.std::_Bit_reference", align 8
  %14 = alloca %"struct.std::_Bit_reference", align 8
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  %17 = alloca i32, align 4
  %18 = alloca i32, align 4
  %19 = alloca %"struct.std::_Bit_reference", align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #4
  %20 = load ptr, ptr %3, align 8, !tbaa !5
  %21 = call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %20) #4
  %22 = trunc i64 %21 to i32
  store i32 %22, ptr %4, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 40, ptr %5) #4
  %23 = load i32, ptr %4, align 4, !tbaa !9
  %24 = sext i32 %23 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %6) #4
  store i8 0, ptr %6, align 1, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 1, ptr %7) #4
  call void @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  invoke void @_ZNSt6vectorIbSaIbEEC2EmRKbRKS0_(ptr noundef nonnull align 8 dereferenceable(40) %5, i64 noundef %24, ptr noundef nonnull align 1 dereferenceable(1) %6, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %25 unwind label %32

25:                                               ; preds = %1
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #4
  call void @llvm.lifetime.start.p0(i64 80, ptr %10) #4
  invoke void @_ZNSt5stackIiSt5dequeIiSaIiEEEC2IS2_vEEv(ptr noundef nonnull align 8 dereferenceable(80) %10)
          to label %26 unwind label %36

26:                                               ; preds = %25
  call void @llvm.lifetime.start.p0(i64 4, ptr %11) #4
  store i32 0, ptr %11, align 4, !tbaa !9
  br label %27

27:                                               ; preds = %96, %26
  %28 = load i32, ptr %11, align 4, !tbaa !9
  %29 = load i32, ptr %4, align 4, !tbaa !9
  %30 = icmp slt i32 %28, %29
  br i1 %30, label %40, label %31

31:                                               ; preds = %27
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  br label %100

32:                                               ; preds = %1
  %33 = landingpad { ptr, i32 }
          cleanup
  %34 = extractvalue { ptr, i32 } %33, 0
  store ptr %34, ptr %8, align 8
  %35 = extractvalue { ptr, i32 } %33, 1
  store i32 %35, ptr %9, align 4
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #4
  br label %152

36:                                               ; preds = %25
  %37 = landingpad { ptr, i32 }
          cleanup
  %38 = extractvalue { ptr, i32 } %37, 0
  store ptr %38, ptr %8, align 8
  %39 = extractvalue { ptr, i32 } %37, 1
  store i32 %39, ptr %9, align 4
  br label %151

40:                                               ; preds = %27
  %41 = load ptr, ptr %3, align 8, !tbaa !5
  %42 = load i32, ptr %11, align 4, !tbaa !9
  %43 = sext i32 %42 to i64
  %44 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %41, i64 noundef %43) #4
  %45 = load i8, ptr %44, align 1, !tbaa !13
  %46 = sext i8 %45 to i32
  %47 = icmp eq i32 %46, 40
  br i1 %47, label %48, label %54

48:                                               ; preds = %40
  invoke void @_ZNSt5stackIiSt5dequeIiSaIiEEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(80) %10, ptr noundef nonnull align 4 dereferenceable(4) %11)
          to label %49 unwind label %50

49:                                               ; preds = %48
  br label %95

50:                                               ; preds = %54, %48
  %51 = landingpad { ptr, i32 }
          cleanup
  %52 = extractvalue { ptr, i32 } %51, 0
  store ptr %52, ptr %8, align 8
  %53 = extractvalue { ptr, i32 } %51, 1
  store i32 %53, ptr %9, align 4
  br label %99

54:                                               ; preds = %40
  %55 = invoke noundef zeroext i1 @_ZNKSt5stackIiSt5dequeIiSaIiEEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80) %10)
          to label %56 unwind label %50

56:                                               ; preds = %54
  br i1 %55, label %94, label %57

57:                                               ; preds = %56
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #4
  %58 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt5stackIiSt5dequeIiSaIiEEE3topEv(ptr noundef nonnull align 8 dereferenceable(80) %10)
          to label %59 unwind label %80

59:                                               ; preds = %57
  %60 = load i32, ptr %58, align 4, !tbaa !9
  store i32 %60, ptr %12, align 4, !tbaa !9
  invoke void @_ZNSt5stackIiSt5dequeIiSaIiEEE3popEv(ptr noundef nonnull align 8 dereferenceable(80) %10)
          to label %61 unwind label %80

61:                                               ; preds = %59
  call void @llvm.lifetime.start.p0(i64 16, ptr %13) #4
  %62 = load i32, ptr %12, align 4, !tbaa !9
  %63 = sext i32 %62 to i64
  %64 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %5, i64 noundef %63)
          to label %65 unwind label %84

65:                                               ; preds = %61
  %66 = getelementptr inbounds { ptr, i64 }, ptr %13, i32 0, i32 0
  %67 = extractvalue { ptr, i64 } %64, 0
  store ptr %67, ptr %66, align 8
  %68 = getelementptr inbounds { ptr, i64 }, ptr %13, i32 0, i32 1
  %69 = extractvalue { ptr, i64 } %64, 1
  store i64 %69, ptr %68, align 8
  %70 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16) %13, i1 noundef zeroext true) #4
  call void @llvm.lifetime.start.p0(i64 16, ptr %14) #4
  %71 = load i32, ptr %11, align 4, !tbaa !9
  %72 = sext i32 %71 to i64
  %73 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %5, i64 noundef %72)
          to label %74 unwind label %88

74:                                               ; preds = %65
  %75 = getelementptr inbounds { ptr, i64 }, ptr %14, i32 0, i32 0
  %76 = extractvalue { ptr, i64 } %73, 0
  store ptr %76, ptr %75, align 8
  %77 = getelementptr inbounds { ptr, i64 }, ptr %14, i32 0, i32 1
  %78 = extractvalue { ptr, i64 } %73, 1
  store i64 %78, ptr %77, align 8
  %79 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSERKS_(ptr noundef nonnull align 8 dereferenceable(16) %14, ptr noundef nonnull align 8 dereferenceable(16) %70) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr %14) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr %13) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #4
  br label %94

80:                                               ; preds = %59, %57
  %81 = landingpad { ptr, i32 }
          cleanup
  %82 = extractvalue { ptr, i32 } %81, 0
  store ptr %82, ptr %8, align 8
  %83 = extractvalue { ptr, i32 } %81, 1
  store i32 %83, ptr %9, align 4
  br label %93

84:                                               ; preds = %61
  %85 = landingpad { ptr, i32 }
          cleanup
  %86 = extractvalue { ptr, i32 } %85, 0
  store ptr %86, ptr %8, align 8
  %87 = extractvalue { ptr, i32 } %85, 1
  store i32 %87, ptr %9, align 4
  br label %92

88:                                               ; preds = %65
  %89 = landingpad { ptr, i32 }
          cleanup
  %90 = extractvalue { ptr, i32 } %89, 0
  store ptr %90, ptr %8, align 8
  %91 = extractvalue { ptr, i32 } %89, 1
  store i32 %91, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %14) #4
  br label %92

92:                                               ; preds = %88, %84
  call void @llvm.lifetime.end.p0(i64 16, ptr %13) #4
  br label %93

93:                                               ; preds = %92, %80
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #4
  br label %99

94:                                               ; preds = %74, %56
  br label %95

95:                                               ; preds = %94, %49
  br label %96

96:                                               ; preds = %95
  %97 = load i32, ptr %11, align 4, !tbaa !9
  %98 = add nsw i32 %97, 1
  store i32 %98, ptr %11, align 4, !tbaa !9
  br label %27, !llvm.loop !14

99:                                               ; preds = %93, %50
  call void @llvm.lifetime.end.p0(i64 4, ptr %11) #4
  br label %150

100:                                              ; preds = %31
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #4
  store i32 0, ptr %15, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #4
  store i32 1, ptr %16, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #4
  store i32 0, ptr %17, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %18) #4
  store i32 0, ptr %18, align 4, !tbaa !9
  br label %101

101:                                              ; preds = %139, %100
  %102 = load i32, ptr %18, align 4, !tbaa !9
  %103 = load i32, ptr %4, align 4, !tbaa !9
  %104 = icmp slt i32 %102, %103
  br i1 %104, label %106, label %105

105:                                              ; preds = %101
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #4
  br label %142

106:                                              ; preds = %101
  call void @llvm.lifetime.start.p0(i64 16, ptr %19) #4
  %107 = load i32, ptr %18, align 4, !tbaa !9
  %108 = sext i32 %107 to i64
  %109 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %5, i64 noundef %108)
          to label %110 unwind label %125

110:                                              ; preds = %106
  %111 = getelementptr inbounds { ptr, i64 }, ptr %19, i32 0, i32 0
  %112 = extractvalue { ptr, i64 } %109, 0
  store ptr %112, ptr %111, align 8
  %113 = getelementptr inbounds { ptr, i64 }, ptr %19, i32 0, i32 1
  %114 = extractvalue { ptr, i64 } %109, 1
  store i64 %114, ptr %113, align 8
  %115 = call noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16) %19) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr %19) #4
  br i1 %115, label %116, label %137

116:                                              ; preds = %110
  %117 = load i32, ptr %17, align 4, !tbaa !9
  %118 = add nsw i32 %117, 1
  store i32 %118, ptr %17, align 4, !tbaa !9
  %119 = load i32, ptr %15, align 4, !tbaa !9
  %120 = load i32, ptr %17, align 4, !tbaa !9
  %121 = icmp eq i32 %119, %120
  br i1 %121, label %122, label %129

122:                                              ; preds = %116
  %123 = load i32, ptr %16, align 4, !tbaa !9
  %124 = add nsw i32 %123, 1
  store i32 %124, ptr %16, align 4, !tbaa !9
  br label %136

125:                                              ; preds = %106
  %126 = landingpad { ptr, i32 }
          cleanup
  %127 = extractvalue { ptr, i32 } %126, 0
  store ptr %127, ptr %8, align 8
  %128 = extractvalue { ptr, i32 } %126, 1
  store i32 %128, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %19) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %18) #4
  br label %149

129:                                              ; preds = %116
  %130 = load i32, ptr %17, align 4, !tbaa !9
  %131 = load i32, ptr %15, align 4, !tbaa !9
  %132 = icmp sgt i32 %130, %131
  br i1 %132, label %133, label %135

133:                                              ; preds = %129
  %134 = load i32, ptr %17, align 4, !tbaa !9
  store i32 %134, ptr %15, align 4, !tbaa !9
  store i32 1, ptr %16, align 4, !tbaa !9
  br label %135

135:                                              ; preds = %133, %129
  br label %136

136:                                              ; preds = %135, %122
  br label %138

137:                                              ; preds = %110
  store i32 0, ptr %17, align 4, !tbaa !9
  br label %138

138:                                              ; preds = %137, %136
  br label %139

139:                                              ; preds = %138
  %140 = load i32, ptr %18, align 4, !tbaa !9
  %141 = add nsw i32 %140, 1
  store i32 %141, ptr %18, align 4, !tbaa !9
  br label %101, !llvm.loop !16

142:                                              ; preds = %105
  invoke void @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8) %2, ptr noundef nonnull align 4 dereferenceable(4) %15, ptr noundef nonnull align 4 dereferenceable(4) %16)
          to label %143 unwind label %145

143:                                              ; preds = %142
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #4
  call void @_ZNSt5stackIiSt5dequeIiSaIiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %10) #4
  call void @llvm.lifetime.end.p0(i64 80, ptr %10) #4
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %5) #4
  call void @llvm.lifetime.end.p0(i64 40, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #4
  %144 = load i64, ptr %2, align 4
  ret i64 %144

145:                                              ; preds = %142
  %146 = landingpad { ptr, i32 }
          cleanup
  %147 = extractvalue { ptr, i32 } %146, 0
  store ptr %147, ptr %8, align 8
  %148 = extractvalue { ptr, i32 } %146, 1
  store i32 %148, ptr %9, align 4
  br label %149

149:                                              ; preds = %145, %125
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #4
  br label %150

150:                                              ; preds = %149, %99
  call void @_ZNSt5stackIiSt5dequeIiSaIiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %10) #4
  br label %151

151:                                              ; preds = %150, %36
  call void @llvm.lifetime.end.p0(i64 80, ptr %10) #4
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %5) #4
  br label %152

152:                                              ; preds = %151, %32
  call void @llvm.lifetime.end.p0(i64 40, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #4
  br label %153

153:                                              ; preds = %152
  %154 = load ptr, ptr %8, align 8
  %155 = load i32, ptr %9, align 4
  %156 = insertvalue { ptr, i32 } poison, ptr %154, 0
  %157 = insertvalue { ptr, i32 } %156, i32 %155, 1
  resume { ptr, i32 } %157
}

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

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) #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 #0 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5stackIiSt5dequeIiSaIiEEEC2IS2_vEEv(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #0 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) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5stackIiSt5dequeIiSaIiEEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(80), ptr noundef nonnull align 4 dereferenceable(4)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt5stackIiSt5dequeIiSaIiEEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt5stackIiSt5dequeIiSaIiEEE3topEv(ptr noundef nonnull align 8 dereferenceable(80)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt5stackIiSt5dequeIiSaIiEEE3popEv(ptr noundef nonnull align 8 dereferenceable(80)) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40), i64 noundef) #0 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 nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSERKS_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(16)) #2 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 @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt5stackIiSt5dequeIiSaIiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #3 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

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

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

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


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

%"struct.std::pair" = type { i32, i32 }
%"class.std::vector" = 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.3" = type { i8 }
%"class.std::stack" = type { %"class.std::deque" }
%"class.std::deque" = type { %"class.std::_Deque_base" }
%"class.std::_Deque_base" = type { %"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl" }
%"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl" = type { %"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl_data" }
%"struct.std::_Deque_base<int, std::allocator<int>>::_Deque_impl_data" = type { ptr, i64, %"struct.std::_Deque_iterator", %"struct.std::_Deque_iterator" }
%"struct.std::_Deque_iterator" = type { ptr, ptr, ptr, ptr }
%"struct.std::_Bit_reference" = type { ptr, i64 }

; Function Attrs: mustprogress uwtable
define dso_local i64 @_Z5solveRKNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEE(ptr noundef nonnull align 8 dereferenceable(32) %0) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %2 = alloca %"struct.std::pair", align 8
  %3 = alloca %"class.std::vector", align 8
  %4 = alloca i8, align 1
  %5 = alloca %"class.std::allocator.3", align 1
  %6 = alloca %"class.std::stack", align 8
  %7 = alloca i32, align 4
  %8 = alloca %"struct.std::_Bit_reference", align 8
  %9 = alloca %"struct.std::_Bit_reference", align 8
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca %"struct.std::_Bit_reference", align 8
  %13 = tail call noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32) %0) #4
  %14 = trunc i64 %13 to i32
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %3) #4
  %sext = shl i64 %13, 32
  %15 = ashr exact i64 %sext, 32
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #4
  store i8 0, ptr %4, align 1, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #4
  call void @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  invoke void @_ZNSt6vectorIbSaIbEEC2EmRKbRKS0_(ptr noundef nonnull align 8 dereferenceable(40) %3, i64 noundef %15, ptr noundef nonnull align 1 dereferenceable(1) %4, ptr noundef nonnull align 1 dereferenceable(1) %5)
          to label %16 unwind label %22

16:                                               ; preds = %1
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #4
  call void @llvm.lifetime.start.p0(i64 80, ptr nonnull %6) #4
  invoke void @_ZNSt5stackIiSt5dequeIiSaIiEEEC2IS2_vEEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
          to label %17 unwind label %24

17:                                               ; preds = %16
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #4
  store i32 0, ptr %7, align 4, !tbaa !9
  %18 = icmp sgt i32 %14, 0
  br i1 %18, label %.lr.ph, label %._crit_edge.thread

._crit_edge.thread:                               ; preds = %17
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %10) #4
  store i32 0, ptr %10, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %11) #4
  store i32 1, ptr %11, align 4, !tbaa !9
  br label %._crit_edge38

.lr.ph:                                           ; preds = %17
  %19 = getelementptr inbounds i8, ptr %8, i64 8
  %20 = getelementptr inbounds i8, ptr %9, i64 8
  br label %26

._crit_edge:                                      ; preds = %57
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %10) #4
  store i32 0, ptr %10, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %11) #4
  store i32 1, ptr %11, align 4, !tbaa !9
  br i1 %18, label %.lr.ph37, label %._crit_edge38

.lr.ph37:                                         ; preds = %._crit_edge
  %21 = getelementptr inbounds i8, ptr %12, i64 8
  %wide.trip.count = and i64 %13, 2147483647
  br label %63

22:                                               ; preds = %1
  %23 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %5) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #4
  br label %85

24:                                               ; preds = %16
  %25 = landingpad { ptr, i32 }
          cleanup
  br label %84

26:                                               ; preds = %.lr.ph, %57
  %storemerge33 = phi i32 [ 0, %.lr.ph ], [ %59, %57 ]
  %27 = sext i32 %storemerge33 to i64
  %28 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) %0, i64 noundef %27) #4
  %29 = load i8, ptr %28, align 1, !tbaa !11
  %30 = icmp eq i8 %29, 40
  br i1 %30, label %31, label %34

31:                                               ; preds = %26
  invoke void @_ZNSt5stackIiSt5dequeIiSaIiEEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(80) %6, ptr noundef nonnull align 4 dereferenceable(4) %7)
          to label %57 unwind label %32

32:                                               ; preds = %31
  %33 = landingpad { ptr, i32 }
          cleanup
  br label %61

34:                                               ; preds = %26
  %35 = call noundef zeroext i1 @_ZNKSt5stackIiSt5dequeIiSaIiEEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  br i1 %35, label %57, label %36

36:                                               ; preds = %34
  %37 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt5stackIiSt5dequeIiSaIiEEE3topEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  %38 = load i32, ptr %37, align 4, !tbaa !9
  call void @_ZNSt5stackIiSt5dequeIiSaIiEEE3popEv(ptr noundef nonnull align 8 dereferenceable(80) %6)
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %8) #4
  %39 = sext i32 %38 to i64
  %40 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %3, i64 noundef %39)
          to label %41 unwind label %52

41:                                               ; preds = %36
  %42 = extractvalue { ptr, i64 } %40, 0
  store ptr %42, ptr %8, align 8
  %43 = extractvalue { ptr, i64 } %40, 1
  store i64 %43, ptr %19, align 8
  %44 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16) %8, i1 noundef zeroext true) #4
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %9) #4
  %45 = load i32, ptr %7, align 4, !tbaa !9
  %46 = sext i32 %45 to i64
  %47 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %3, i64 noundef %46)
          to label %48 unwind label %54

48:                                               ; preds = %41
  %49 = extractvalue { ptr, i64 } %47, 0
  store ptr %49, ptr %9, align 8
  %50 = extractvalue { ptr, i64 } %47, 1
  store i64 %50, ptr %20, align 8
  %51 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSERKS_(ptr noundef nonnull align 8 dereferenceable(16) %9, ptr noundef nonnull align 8 dereferenceable(16) %44) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %9) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %8) #4
  br label %57

52:                                               ; preds = %36
  %53 = landingpad { ptr, i32 }
          cleanup
  br label %56

54:                                               ; preds = %41
  %55 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %9) #4
  br label %56

56:                                               ; preds = %54, %52
  %.pn = phi { ptr, i32 } [ %55, %54 ], [ %53, %52 ]
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %8) #4
  br label %61

57:                                               ; preds = %31, %48, %34
  %58 = load i32, ptr %7, align 4, !tbaa !9
  %59 = add nsw i32 %58, 1
  store i32 %59, ptr %7, align 4, !tbaa !9
  %60 = icmp slt i32 %59, %14
  br i1 %60, label %26, label %._crit_edge, !llvm.loop !12

61:                                               ; preds = %56, %32
  %.pn28 = phi { ptr, i32 } [ %33, %32 ], [ %.pn, %56 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #4
  br label %83

._crit_edge38:                                    ; preds = %80, %._crit_edge.thread, %._crit_edge
  call void @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8) %2, ptr noundef nonnull align 4 dereferenceable(4) %10, ptr noundef nonnull align 4 dereferenceable(4) %11)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %11) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %10) #4
  call void @_ZNSt5stackIiSt5dequeIiSaIiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %6) #4
  call void @llvm.lifetime.end.p0(i64 80, ptr nonnull %6) #4
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %3) #4
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %3) #4
  %62 = load i64, ptr %2, align 8
  ret i64 %62

63:                                               ; preds = %.lr.ph37, %80
  %64 = phi i32 [ 1, %.lr.ph37 ], [ %81, %80 ]
  %65 = phi i32 [ 0, %.lr.ph37 ], [ %82, %80 ]
  %indvars.iv = phi i64 [ 0, %.lr.ph37 ], [ %indvars.iv.next, %80 ]
  %.01434 = phi i32 [ 0, %.lr.ph37 ], [ %.1, %80 ]
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %12) #4
  %66 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %3, i64 noundef %indvars.iv)
          to label %67 unwind label %76

67:                                               ; preds = %63
  %68 = extractvalue { ptr, i64 } %66, 0
  store ptr %68, ptr %12, align 8
  %69 = extractvalue { ptr, i64 } %66, 1
  store i64 %69, ptr %21, align 8
  %70 = call noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16) %12) #4
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %12) #4
  br i1 %70, label %71, label %80

71:                                               ; preds = %67
  %72 = add nsw i32 %.01434, 1
  %73 = icmp eq i32 %65, %72
  br i1 %73, label %74, label %78

74:                                               ; preds = %71
  %75 = add nsw i32 %64, 1
  store i32 %75, ptr %11, align 4, !tbaa !9
  br label %80

76:                                               ; preds = %63
  %77 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %12) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %11) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %10) #4
  br label %83

78:                                               ; preds = %71
  %.not = icmp slt i32 %.01434, %65
  br i1 %.not, label %80, label %79

79:                                               ; preds = %78
  store i32 %72, ptr %10, align 4, !tbaa !9
  store i32 1, ptr %11, align 4, !tbaa !9
  br label %80

80:                                               ; preds = %67, %78, %79, %74
  %81 = phi i32 [ %75, %74 ], [ 1, %79 ], [ %64, %78 ], [ %64, %67 ]
  %82 = phi i32 [ %65, %74 ], [ %72, %79 ], [ %65, %78 ], [ %65, %67 ]
  %.1 = phi i32 [ %65, %74 ], [ %72, %79 ], [ %72, %78 ], [ 0, %67 ]
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %._crit_edge38, label %63, !llvm.loop !14

83:                                               ; preds = %76, %61
  %.pn28.pn = phi { ptr, i32 } [ %.pn28, %61 ], [ %77, %76 ]
  call void @_ZNSt5stackIiSt5dequeIiSaIiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(80) %6) #4
  br label %84

84:                                               ; preds = %83, %24
  %.pn28.pn.pn = phi { ptr, i32 } [ %.pn28.pn, %83 ], [ %25, %24 ]
  call void @llvm.lifetime.end.p0(i64 80, ptr nonnull %6) #4
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %3) #4
  br label %85

85:                                               ; preds = %84, %22
  %.pn28.pn.pn.pn = phi { ptr, i32 } [ %.pn28.pn.pn, %84 ], [ %23, %22 ]
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %3) #4
  resume { ptr, i32 } %.pn28.pn.pn.pn
}

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

; Function Attrs: mustprogress nounwind uwtable
declare noundef i64 @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(32)) local_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 #0 align 2

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5stackIiSt5dequeIiSaIiEEEC2IS2_vEEv(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #0 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 #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt5stackIiSt5dequeIiSaIiEEE4pushERKi(ptr noundef nonnull align 8 dereferenceable(80), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt5stackIiSt5dequeIiSaIiEEE5emptyEv(ptr noundef nonnull align 8 dereferenceable(80)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt5stackIiSt5dequeIiSaIiEEE3topEv(ptr noundef nonnull align 8 dereferenceable(80)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt5stackIiSt5dequeIiSaIiEEE3popEv(ptr noundef nonnull align 8 dereferenceable(80)) 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 #0 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 nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSERKS_(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #2 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 @_ZNSt4pairIiiEC2IRiS2_TnNSt9enable_ifIXaaclsr5_PCCPE22_MoveConstructiblePairIT_T0_EEclsr5_PCCPE30_ImplicitlyMoveConvertiblePairIS4_S5_EEEbE4typeELb1EEEOS4_OS5_(ptr noundef nonnull align 4 dereferenceable(8), ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local void @_ZNSt5stackIiSt5dequeIiSaIiEEED2Ev(ptr noundef nonnull align 8 dereferenceable(80)) unnamed_addr #3 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

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

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

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"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 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}
!14 = distinct !{!14, !13}


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