; LLVM IR from Leet-Us-Code/DSA-A-Z-Practice :: Sid's Levels/DSA Practice/Maths (Prime Visits)

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

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"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.0" = type { i8 }
%"struct.std::_Bit_reference" = type { ptr, i64 }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca %"class.std::vector", align 8
  %6 = alloca i8, align 1
  %7 = alloca %"class.std::allocator.0", align 1
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca i32, align 4
  %12 = alloca %"struct.std::_Bit_reference", align 8
  %13 = alloca i32, align 4
  %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 %"struct.std::_Bit_reference", align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr %2) #7
  %19 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  br label %20

20:                                               ; preds = %133, %0
  %21 = load i32, ptr %2, align 4, !tbaa !5
  %22 = add nsw i32 %21, -1
  store i32 %22, ptr %2, align 4, !tbaa !5
  %23 = icmp ne i32 %21, 0
  br i1 %23, label %24, label %141

24:                                               ; preds = %20
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #7
  %25 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %3)
  %26 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %25, ptr noundef nonnull align 4 dereferenceable(4) %4)
  call void @llvm.lifetime.start.p0(i64 40, ptr %5) #7
  %27 = load i32, ptr %4, align 4, !tbaa !5
  %28 = add nsw i32 %27, 1
  %29 = sext i32 %28 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %6) #7
  store i8 0, ptr %6, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %7) #7
  call void @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #7
  invoke void @_ZNSt6vectorIbSaIbEEC2EmRKbRKS0_(ptr noundef nonnull align 8 dereferenceable(40) %5, i64 noundef %29, ptr noundef nonnull align 1 dereferenceable(1) %6, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %30 unwind label %38

30:                                               ; preds = %24
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #7
  store i32 2, ptr %10, align 4, !tbaa !5
  br label %31

31:                                               ; preds = %87, %30
  %32 = load i32, ptr %10, align 4, !tbaa !5
  %33 = load i32, ptr %10, align 4, !tbaa !5
  %34 = mul nsw i32 %32, %33
  %35 = load i32, ptr %4, align 4, !tbaa !5
  %36 = icmp sle i32 %34, %35
  br i1 %36, label %42, label %37

37:                                               ; preds = %31
  store i32 4, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #7
  br label %91

38:                                               ; preds = %24
  %39 = landingpad { ptr, i32 }
          cleanup
  %40 = extractvalue { ptr, i32 } %39, 0
  store ptr %40, ptr %8, align 8
  %41 = extractvalue { ptr, i32 } %39, 1
  store i32 %41, ptr %9, align 4
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #7
  br label %140

42:                                               ; preds = %31
  call void @llvm.lifetime.start.p0(i64 16, ptr %12) #7
  %43 = load i32, ptr %10, align 4, !tbaa !5
  %44 = sext i32 %43 to i64
  %45 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %5, i64 noundef %44)
          to label %46 unwind label %63

46:                                               ; preds = %42
  %47 = getelementptr inbounds { ptr, i64 }, ptr %12, i32 0, i32 0
  %48 = extractvalue { ptr, i64 } %45, 0
  store ptr %48, ptr %47, align 8
  %49 = getelementptr inbounds { ptr, i64 }, ptr %12, i32 0, i32 1
  %50 = extractvalue { ptr, i64 } %45, 1
  store i64 %50, ptr %49, align 8
  %51 = call noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16) %12) #7
  %52 = zext i1 %51 to i32
  %53 = icmp eq i32 %52, 0
  call void @llvm.lifetime.end.p0(i64 16, ptr %12) #7
  br i1 %53, label %54, label %86

54:                                               ; preds = %46
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #7
  %55 = load i32, ptr %10, align 4, !tbaa !5
  %56 = load i32, ptr %10, align 4, !tbaa !5
  %57 = mul nsw i32 %55, %56
  store i32 %57, ptr %13, align 4, !tbaa !5
  br label %58

58:                                               ; preds = %77, %54
  %59 = load i32, ptr %13, align 4, !tbaa !5
  %60 = load i32, ptr %4, align 4, !tbaa !5
  %61 = icmp sle i32 %59, %60
  br i1 %61, label %67, label %62

62:                                               ; preds = %58
  store i32 7, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #7
  br label %85

63:                                               ; preds = %42
  %64 = landingpad { ptr, i32 }
          cleanup
  %65 = extractvalue { ptr, i32 } %64, 0
  store ptr %65, ptr %8, align 8
  %66 = extractvalue { ptr, i32 } %64, 1
  store i32 %66, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %12) #7
  br label %90

67:                                               ; preds = %58
  call void @llvm.lifetime.start.p0(i64 16, ptr %14) #7
  %68 = load i32, ptr %13, align 4, !tbaa !5
  %69 = sext i32 %68 to i64
  %70 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %5, i64 noundef %69)
          to label %71 unwind label %81

71:                                               ; preds = %67
  %72 = getelementptr inbounds { ptr, i64 }, ptr %14, i32 0, i32 0
  %73 = extractvalue { ptr, i64 } %70, 0
  store ptr %73, ptr %72, align 8
  %74 = getelementptr inbounds { ptr, i64 }, ptr %14, i32 0, i32 1
  %75 = extractvalue { ptr, i64 } %70, 1
  store i64 %75, ptr %74, align 8
  %76 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16) %14, i1 noundef zeroext true) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr %14) #7
  br label %77

77:                                               ; preds = %71
  %78 = load i32, ptr %10, align 4, !tbaa !5
  %79 = load i32, ptr %13, align 4, !tbaa !5
  %80 = add nsw i32 %79, %78
  store i32 %80, ptr %13, align 4, !tbaa !5
  br label %58, !llvm.loop !11

81:                                               ; preds = %67
  %82 = landingpad { ptr, i32 }
          cleanup
  %83 = extractvalue { ptr, i32 } %82, 0
  store ptr %83, ptr %8, align 8
  %84 = extractvalue { ptr, i32 } %82, 1
  store i32 %84, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %14) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #7
  br label %90

85:                                               ; preds = %62
  br label %86

86:                                               ; preds = %85, %46
  br label %87

87:                                               ; preds = %86
  %88 = load i32, ptr %10, align 4, !tbaa !5
  %89 = add nsw i32 %88, 1
  store i32 %89, ptr %10, align 4, !tbaa !5
  br label %31, !llvm.loop !13

90:                                               ; preds = %81, %63
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #7
  br label %139

91:                                               ; preds = %37
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #7
  store i32 0, ptr %15, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #7
  store i32 2, ptr %16, align 4, !tbaa !5
  %92 = invoke noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %3, ptr noundef nonnull align 4 dereferenceable(4) %16)
          to label %93 unwind label %101

93:                                               ; preds = %91
  %94 = load i32, ptr %92, align 4, !tbaa !5
  store i32 %94, ptr %3, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr %17) #7
  %95 = load i32, ptr %3, align 4, !tbaa !5
  store i32 %95, ptr %17, align 4, !tbaa !5
  br label %96

96:                                               ; preds = %125, %93
  %97 = load i32, ptr %17, align 4, !tbaa !5
  %98 = load i32, ptr %4, align 4, !tbaa !5
  %99 = icmp sle i32 %97, %98
  br i1 %99, label %105, label %100

100:                                              ; preds = %96
  store i32 10, ptr %11, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #7
  br label %128

101:                                              ; preds = %91
  %102 = landingpad { ptr, i32 }
          cleanup
  %103 = extractvalue { ptr, i32 } %102, 0
  store ptr %103, ptr %8, align 8
  %104 = extractvalue { ptr, i32 } %102, 1
  store i32 %104, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #7
  br label %138

105:                                              ; preds = %96
  call void @llvm.lifetime.start.p0(i64 16, ptr %18) #7
  %106 = load i32, ptr %17, align 4, !tbaa !5
  %107 = sext i32 %106 to i64
  %108 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %5, i64 noundef %107)
          to label %109 unwind label %120

109:                                              ; preds = %105
  %110 = getelementptr inbounds { ptr, i64 }, ptr %18, i32 0, i32 0
  %111 = extractvalue { ptr, i64 } %108, 0
  store ptr %111, ptr %110, align 8
  %112 = getelementptr inbounds { ptr, i64 }, ptr %18, i32 0, i32 1
  %113 = extractvalue { ptr, i64 } %108, 1
  store i64 %113, ptr %112, align 8
  %114 = call noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16) %18) #7
  %115 = zext i1 %114 to i32
  %116 = icmp eq i32 %115, 0
  call void @llvm.lifetime.end.p0(i64 16, ptr %18) #7
  br i1 %116, label %117, label %124

117:                                              ; preds = %109
  %118 = load i32, ptr %15, align 4, !tbaa !5
  %119 = add nsw i32 %118, 1
  store i32 %119, ptr %15, align 4, !tbaa !5
  br label %124

120:                                              ; preds = %105
  %121 = landingpad { ptr, i32 }
          cleanup
  %122 = extractvalue { ptr, i32 } %121, 0
  store ptr %122, ptr %8, align 8
  %123 = extractvalue { ptr, i32 } %121, 1
  store i32 %123, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %18) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %17) #7
  br label %138

124:                                              ; preds = %117, %109
  br label %125

125:                                              ; preds = %124
  %126 = load i32, ptr %17, align 4, !tbaa !5
  %127 = add nsw i32 %126, 1
  store i32 %127, ptr %17, align 4, !tbaa !5
  br label %96, !llvm.loop !14

128:                                              ; preds = %100
  %129 = load i32, ptr %15, align 4, !tbaa !5
  %130 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %129)
          to label %131 unwind label %134

131:                                              ; preds = %128
  %132 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %130, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %133 unwind label %134

133:                                              ; preds = %131
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #7
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %5) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr %5) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  br label %20, !llvm.loop !15

134:                                              ; preds = %131, %128
  %135 = landingpad { ptr, i32 }
          cleanup
  %136 = extractvalue { ptr, i32 } %135, 0
  store ptr %136, ptr %8, align 8
  %137 = extractvalue { ptr, i32 } %135, 1
  store i32 %137, ptr %9, align 4
  br label %138

138:                                              ; preds = %134, %120, %101
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #7
  br label %139

139:                                              ; preds = %138, %90
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %5) #7
  br label %140

140:                                              ; preds = %139, %38
  call void @llvm.lifetime.end.p0(i64 40, ptr %5) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  br label %143

141:                                              ; preds = %20
  call void @llvm.lifetime.end.p0(i64 4, ptr %2) #7
  %142 = load i32, ptr %1, align 4
  ret i32 %142

143:                                              ; preds = %140
  %144 = load ptr, ptr %8, align 8
  %145 = load i32, ptr %9, align 4
  %146 = insertvalue { ptr, i32 } poison, ptr %144, 0
  %147 = insertvalue { ptr, i32 } %146, i32 %145, 1
  resume { ptr, i32 } %147
}

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

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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 #4 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 #3 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 { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40), i64 noundef) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16)) #3 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) #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #5

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #2

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40)) unnamed_addr #3 align 2

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

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

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


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

%"class.std::basic_istream" = type { ptr, i64, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"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.0" = type { i8 }
%"struct.std::_Bit_reference" = type { ptr, i64 }

@_ZSt3cin = external global %"class.std::basic_istream", align 8
@_ZSt4cout = external global %"class.std::basic_ostream", align 8

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca %"class.std::vector", align 8
  %5 = alloca i8, align 1
  %6 = alloca %"class.std::allocator.0", align 1
  %7 = alloca %"struct.std::_Bit_reference", align 8
  %8 = alloca %"struct.std::_Bit_reference", align 8
  %9 = alloca i32, align 4
  %10 = alloca %"struct.std::_Bit_reference", align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %1) #7
  %11 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %1)
  %12 = load i32, ptr %1, align 4, !tbaa !5
  %13 = add nsw i32 %12, -1
  store i32 %13, ptr %1, align 4, !tbaa !5
  %.not47 = icmp eq i32 %12, 0
  br i1 %.not47, label %._crit_edge50, label %.lr.ph49

.lr.ph49:                                         ; preds = %0
  %14 = getelementptr inbounds i8, ptr %7, i64 8
  %15 = getelementptr inbounds i8, ptr %8, i64 8
  %16 = getelementptr inbounds i8, ptr %10, i64 8
  br label %17

17:                                               ; preds = %.lr.ph49, %66
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #7
  %18 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) @_ZSt3cin, ptr noundef nonnull align 4 dereferenceable(4) %2)
  %19 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16) %18, ptr noundef nonnull align 4 dereferenceable(4) %3)
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %4) #7
  %20 = load i32, ptr %3, align 4, !tbaa !5
  %21 = add nsw i32 %20, 1
  %22 = sext i32 %21 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %5) #7
  store i8 0, ptr %5, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %6) #7
  call void @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #7
  invoke void @_ZNSt6vectorIbSaIbEEC2EmRKbRKS0_(ptr noundef nonnull align 8 dereferenceable(40) %4, i64 noundef %22, ptr noundef nonnull align 1 dereferenceable(1) %5, ptr noundef nonnull align 1 dereferenceable(1) %6)
          to label %23 unwind label %29

23:                                               ; preds = %17
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #7
  %24 = load i32, ptr %3, align 4, !tbaa !5
  %.not2738 = icmp slt i32 %24, 4
  br i1 %.not2738, label %._crit_edge, label %.lr.ph40

._crit_edge:                                      ; preds = %.loopexit, %23
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %9) #7
  store i32 2, ptr %9, align 4, !tbaa !5
  %25 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %2, ptr noundef nonnull align 4 dereferenceable(4) %9)
  %26 = load i32, ptr %25, align 4, !tbaa !5
  store i32 %26, ptr %2, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #7
  %27 = load i32, ptr %3, align 4, !tbaa !5
  %.not2841 = icmp sgt i32 %26, %27
  br i1 %.not2841, label %._crit_edge46, label %.lr.ph45.preheader

.lr.ph45.preheader:                               ; preds = %._crit_edge
  %28 = sext i32 %26 to i64
  br label %.lr.ph45

29:                                               ; preds = %17
  %30 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %6) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %6) #7
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %5) #7
  br label %72

.lr.ph40:                                         ; preds = %23, %.loopexit
  %indvars.iv = phi i64 [ %indvars.iv.next, %.loopexit ], [ 2, %23 ]
  %31 = phi i32 [ %52, %.loopexit ], [ 4, %23 ]
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %7) #7
  %32 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %4, i64 noundef %indvars.iv)
          to label %33 unwind label %39

33:                                               ; preds = %.lr.ph40
  %34 = extractvalue { ptr, i64 } %32, 0
  store ptr %34, ptr %7, align 8
  %35 = extractvalue { ptr, i64 } %32, 1
  store i64 %35, ptr %14, align 8
  %36 = call noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16) %7) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %7) #7
  %37 = load i32, ptr %3, align 4
  %.not3036 = icmp sgt i32 %31, %37
  %or.cond = select i1 %36, i1 true, i1 %.not3036
  br i1 %or.cond, label %.loopexit, label %.lr.ph.preheader

.lr.ph.preheader:                                 ; preds = %33
  %38 = zext nneg i32 %31 to i64
  br label %.lr.ph

39:                                               ; preds = %.lr.ph40
  %40 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %7) #7
  br label %71

.lr.ph:                                           ; preds = %.lr.ph.preheader, %42
  %indvars.iv51 = phi i64 [ %38, %.lr.ph.preheader ], [ %indvars.iv.next52, %42 ]
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %8) #7
  %41 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %4, i64 noundef %indvars.iv51)
          to label %42 unwind label %48

42:                                               ; preds = %.lr.ph
  %43 = extractvalue { ptr, i64 } %41, 0
  store ptr %43, ptr %8, align 8
  %44 = extractvalue { ptr, i64 } %41, 1
  store i64 %44, ptr %15, align 8
  %45 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16) %8, i1 noundef zeroext true) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %8) #7
  %indvars.iv.next52 = add nuw nsw i64 %indvars.iv51, %indvars.iv
  %46 = load i32, ptr %3, align 4, !tbaa !5
  %47 = trunc nuw i64 %indvars.iv.next52 to i32
  %.not30 = icmp slt i32 %46, %47
  br i1 %.not30, label %.loopexit, label %.lr.ph, !llvm.loop !11

48:                                               ; preds = %.lr.ph
  %49 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %8) #7
  br label %71

.loopexit:                                        ; preds = %42, %33
  %50 = phi i32 [ %37, %33 ], [ %46, %42 ]
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %51 = mul nuw nsw i64 %indvars.iv.next, %indvars.iv.next
  %52 = trunc nuw i64 %51 to i32
  %.not27 = icmp slt i32 %50, %52
  br i1 %.not27, label %._crit_edge, label %.lr.ph40, !llvm.loop !13

._crit_edge46:                                    ; preds = %55, %._crit_edge
  %.017.lcssa = phi i32 [ 0, %._crit_edge ], [ %spec.select, %55 ]
  %53 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, i32 noundef %.017.lcssa)
          to label %64 unwind label %69

.lr.ph45:                                         ; preds = %.lr.ph45.preheader, %55
  %indvars.iv55 = phi i64 [ %28, %.lr.ph45.preheader ], [ %indvars.iv.next56, %55 ]
  %.01742 = phi i32 [ 0, %.lr.ph45.preheader ], [ %spec.select, %55 ]
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %10) #7
  %54 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %4, i64 noundef %indvars.iv55)
          to label %55 unwind label %62

55:                                               ; preds = %.lr.ph45
  %56 = extractvalue { ptr, i64 } %54, 0
  store ptr %56, ptr %10, align 8
  %57 = extractvalue { ptr, i64 } %54, 1
  store i64 %57, ptr %16, align 8
  %58 = call noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16) %10) #7
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %10) #7
  %not. = xor i1 %58, true
  %59 = zext i1 %not. to i32
  %spec.select = add nuw nsw i32 %.01742, %59
  %indvars.iv.next56 = add nsw i64 %indvars.iv55, 1
  %60 = load i32, ptr %3, align 4, !tbaa !5
  %61 = sext i32 %60 to i64
  %.not28.not = icmp slt i64 %indvars.iv55, %61
  br i1 %.not28.not, label %.lr.ph45, label %._crit_edge46, !llvm.loop !14

62:                                               ; preds = %.lr.ph45
  %63 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %10) #7
  br label %71

64:                                               ; preds = %._crit_edge46
  %65 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %53, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
          to label %66 unwind label %69

66:                                               ; preds = %64
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %4) #7
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  %67 = load i32, ptr %1, align 4, !tbaa !5
  %68 = add nsw i32 %67, -1
  store i32 %68, ptr %1, align 4, !tbaa !5
  %.not = icmp eq i32 %67, 0
  br i1 %.not, label %._crit_edge50, label %17, !llvm.loop !15

69:                                               ; preds = %64, %._crit_edge46
  %70 = landingpad { ptr, i32 }
          cleanup
  br label %71

71:                                               ; preds = %62, %69, %39, %48
  %.pn31.pn = phi { ptr, i32 } [ %49, %48 ], [ %40, %39 ], [ %63, %62 ], [ %70, %69 ]
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %4) #7
  br label %72

72:                                               ; preds = %71, %29
  %.pn31.pn.pn = phi { ptr, i32 } [ %.pn31.pn, %71 ], [ %30, %29 ]
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %4) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #7
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  resume { ptr, i32 } %.pn31.pn.pn

._crit_edge50:                                    ; preds = %66, %0
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %1) #7
  ret i32 0
}

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

declare noundef nonnull align 8 dereferenceable(16) ptr @_ZNSirsERi(ptr noundef nonnull align 8 dereferenceable(16), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #3 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 #4 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 #3 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 { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40), i64 noundef) local_unnamed_addr #4 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 #3 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 #3 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #5

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #2

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #6

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40)) unnamed_addr #3 align 2

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

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

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


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