; LLVM IR from TheAlgorithms/C-Plus-Plus :: math/sieve_of_eratosthenes.ll (ZN4math21sieve_of_eratosthenes5sieveEj)

; 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::_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 }

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN4math21sieve_of_eratosthenes5sieveEj(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, i32 noundef %1) #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca i1, align 1
  %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 %"struct.std::_Bit_reference", align 8
  %11 = alloca %"struct.std::_Bit_reference", align 8
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca %"struct.std::_Bit_reference", align 8
  %15 = alloca i32, align 4
  %16 = alloca %"struct.std::_Bit_reference", align 8
  store ptr %0, ptr %3, align 8
  store i32 %1, ptr %4, align 4, !tbaa !5
  store i1 false, ptr %5, align 1
  %17 = load i32, ptr %4, align 4, !tbaa !5
  %18 = add i32 %17, 1
  %19 = zext i32 %18 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr %6) #3
  store i8 1, ptr %6, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 1, ptr %7) #3
  call void @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #3
  invoke void @_ZNSt6vectorIbSaIbEEC2EmRKbRKS0_(ptr noundef nonnull align 8 dereferenceable(40) %0, i64 noundef %19, ptr noundef nonnull align 1 dereferenceable(1) %6, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %20 unwind label %42

20:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #3
  call void @llvm.lifetime.start.p0(i64 16, ptr %10) #3
  %21 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %0, i64 noundef 1)
          to label %22 unwind label %46

22:                                               ; preds = %20
  %23 = getelementptr inbounds { ptr, i64 }, ptr %10, i32 0, i32 0
  %24 = extractvalue { ptr, i64 } %21, 0
  store ptr %24, ptr %23, align 8
  %25 = getelementptr inbounds { ptr, i64 }, ptr %10, i32 0, i32 1
  %26 = extractvalue { ptr, i64 } %21, 1
  store i64 %26, ptr %25, align 8
  %27 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16) %10, i1 noundef zeroext false) #3
  call void @llvm.lifetime.start.p0(i64 16, ptr %11) #3
  %28 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %0, i64 noundef 0)
          to label %29 unwind label %50

29:                                               ; preds = %22
  %30 = getelementptr inbounds { ptr, i64 }, ptr %11, i32 0, i32 0
  %31 = extractvalue { ptr, i64 } %28, 0
  store ptr %31, ptr %30, align 8
  %32 = getelementptr inbounds { ptr, i64 }, ptr %11, i32 0, i32 1
  %33 = extractvalue { ptr, i64 } %28, 1
  store i64 %33, ptr %32, align 8
  %34 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSERKS_(ptr noundef nonnull align 8 dereferenceable(16) %11, ptr noundef nonnull align 8 dereferenceable(16) %27) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr %11) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr %10) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #3
  store i32 2, ptr %12, align 4, !tbaa !5
  br label %35

35:                                               ; preds = %98, %29
  %36 = load i32, ptr %12, align 4, !tbaa !5
  %37 = load i32, ptr %12, align 4, !tbaa !5
  %38 = mul i32 %36, %37
  %39 = load i32, ptr %4, align 4, !tbaa !5
  %40 = icmp ule i32 %38, %39
  br i1 %40, label %55, label %41

41:                                               ; preds = %35
  store i32 2, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #3
  br label %102

42:                                               ; preds = %2
  %43 = landingpad { ptr, i32 }
          cleanup
  %44 = extractvalue { ptr, i32 } %43, 0
  store ptr %44, ptr %8, align 8
  %45 = extractvalue { ptr, i32 } %43, 1
  store i32 %45, ptr %9, align 4
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %7) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #3
  br label %107

46:                                               ; preds = %20
  %47 = landingpad { ptr, i32 }
          cleanup
  %48 = extractvalue { ptr, i32 } %47, 0
  store ptr %48, ptr %8, align 8
  %49 = extractvalue { ptr, i32 } %47, 1
  store i32 %49, ptr %9, align 4
  br label %54

50:                                               ; preds = %22
  %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
  call void @llvm.lifetime.end.p0(i64 16, ptr %11) #3
  br label %54

54:                                               ; preds = %50, %46
  call void @llvm.lifetime.end.p0(i64 16, ptr %10) #3
  br label %106

55:                                               ; preds = %35
  call void @llvm.lifetime.start.p0(i64 16, ptr %14) #3
  %56 = load i32, ptr %12, align 4, !tbaa !5
  %57 = zext i32 %56 to i64
  %58 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %0, i64 noundef %57)
          to label %59 unwind label %74

59:                                               ; preds = %55
  %60 = getelementptr inbounds { ptr, i64 }, ptr %14, i32 0, i32 0
  %61 = extractvalue { ptr, i64 } %58, 0
  store ptr %61, ptr %60, align 8
  %62 = getelementptr inbounds { ptr, i64 }, ptr %14, i32 0, i32 1
  %63 = extractvalue { ptr, i64 } %58, 1
  store i64 %63, ptr %62, align 8
  %64 = call noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16) %14) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr %14) #3
  br i1 %64, label %65, label %97

65:                                               ; preds = %59
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #3
  %66 = load i32, ptr %12, align 4, !tbaa !5
  %67 = load i32, ptr %12, align 4, !tbaa !5
  %68 = mul i32 %66, %67
  store i32 %68, ptr %15, align 4, !tbaa !5
  br label %69

69:                                               ; preds = %88, %65
  %70 = load i32, ptr %15, align 4, !tbaa !5
  %71 = load i32, ptr %4, align 4, !tbaa !5
  %72 = icmp ule i32 %70, %71
  br i1 %72, label %78, label %73

73:                                               ; preds = %69
  store i32 5, ptr %13, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #3
  br label %96

74:                                               ; preds = %55
  %75 = landingpad { ptr, i32 }
          cleanup
  %76 = extractvalue { ptr, i32 } %75, 0
  store ptr %76, ptr %8, align 8
  %77 = extractvalue { ptr, i32 } %75, 1
  store i32 %77, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %14) #3
  br label %101

78:                                               ; preds = %69
  call void @llvm.lifetime.start.p0(i64 16, ptr %16) #3
  %79 = load i32, ptr %15, align 4, !tbaa !5
  %80 = zext i32 %79 to i64
  %81 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %0, i64 noundef %80)
          to label %82 unwind label %92

82:                                               ; preds = %78
  %83 = getelementptr inbounds { ptr, i64 }, ptr %16, i32 0, i32 0
  %84 = extractvalue { ptr, i64 } %81, 0
  store ptr %84, ptr %83, align 8
  %85 = getelementptr inbounds { ptr, i64 }, ptr %16, i32 0, i32 1
  %86 = extractvalue { ptr, i64 } %81, 1
  store i64 %86, ptr %85, align 8
  %87 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16) %16, i1 noundef zeroext false) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr %16) #3
  br label %88

88:                                               ; preds = %82
  %89 = load i32, ptr %12, align 4, !tbaa !5
  %90 = load i32, ptr %15, align 4, !tbaa !5
  %91 = add i32 %90, %89
  store i32 %91, ptr %15, align 4, !tbaa !5
  br label %69, !llvm.loop !11

92:                                               ; preds = %78
  %93 = landingpad { ptr, i32 }
          cleanup
  %94 = extractvalue { ptr, i32 } %93, 0
  store ptr %94, ptr %8, align 8
  %95 = extractvalue { ptr, i32 } %93, 1
  store i32 %95, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %16) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #3
  br label %101

96:                                               ; preds = %73
  br label %97

97:                                               ; preds = %96, %59
  br label %98

98:                                               ; preds = %97
  %99 = load i32, ptr %12, align 4, !tbaa !5
  %100 = add i32 %99, 1
  store i32 %100, ptr %12, align 4, !tbaa !5
  br label %35, !llvm.loop !13

101:                                              ; preds = %92, %74
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #3
  br label %106

102:                                              ; preds = %41
  store i1 true, ptr %5, align 1
  store i32 1, ptr %13, align 4
  %103 = load i1, ptr %5, align 1
  br i1 %103, label %105, label %104

104:                                              ; preds = %102
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %0) #3
  br label %105

105:                                              ; preds = %104, %102
  ret void

106:                                              ; preds = %101, %54
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %0) #3
  br label %107

107:                                              ; preds = %106, %42
  %108 = load ptr, ptr %8, align 8
  %109 = load i32, ptr %9, align 4
  %110 = insertvalue { ptr, i32 } poison, ptr %108, 0
  %111 = insertvalue { ptr, i32 } %110, i32 %109, 1
  resume { ptr, i32 } %111
}

; 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 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 { 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 @_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 = { 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}


; 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::_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 }

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN4math21sieve_of_eratosthenes5sieveEj(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, i32 noundef %1) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca i8, align 1
  %4 = alloca %"class.std::allocator.0", align 1
  %5 = alloca %"struct.std::_Bit_reference", align 8
  %6 = alloca %"struct.std::_Bit_reference", align 8
  %7 = alloca %"struct.std::_Bit_reference", align 8
  %8 = alloca %"struct.std::_Bit_reference", align 8
  %9 = add i32 %1, 1
  %10 = zext i32 %9 to i64
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %3) #3
  store i8 1, ptr %3, align 1, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #3
  call void @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #3
  invoke void @_ZNSt6vectorIbSaIbEEC2EmRKbRKS0_(ptr noundef nonnull align 8 dereferenceable(40) %0, i64 noundef %10, ptr noundef nonnull align 1 dereferenceable(1) %3, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %11 unwind label %26

11:                                               ; preds = %2
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #3
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %5) #3
  %12 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %0, i64 noundef 1)
          to label %13 unwind label %28

13:                                               ; preds = %11
  %14 = extractvalue { ptr, i64 } %12, 0
  store ptr %14, ptr %5, align 8
  %15 = getelementptr inbounds i8, ptr %5, i64 8
  %16 = extractvalue { ptr, i64 } %12, 1
  store i64 %16, ptr %15, align 8
  %17 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16) %5, i1 noundef zeroext false) #3
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %6) #3
  %18 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %0, i64 noundef 0)
          to label %19 unwind label %30

19:                                               ; preds = %13
  %20 = extractvalue { ptr, i64 } %18, 0
  store ptr %20, ptr %6, align 8
  %21 = getelementptr inbounds i8, ptr %6, i64 8
  %22 = extractvalue { ptr, i64 } %18, 1
  store i64 %22, ptr %21, align 8
  %23 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSERKS_(ptr noundef nonnull align 8 dereferenceable(16) %6, ptr noundef nonnull align 8 dereferenceable(16) %17) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #3
  %.not31 = icmp ult i32 %1, 4
  br i1 %.not31, label %._crit_edge, label %.lr.ph33

.lr.ph33:                                         ; preds = %19
  %24 = getelementptr inbounds i8, ptr %7, i64 8
  %25 = getelementptr inbounds i8, ptr %8, i64 8
  br label %33

26:                                               ; preds = %2
  %27 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt15__new_allocatorIbED2Ev(ptr noundef nonnull align 1 dereferenceable(1) %4) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #3
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %3) #3
  br label %55

28:                                               ; preds = %11
  %29 = landingpad { ptr, i32 }
          cleanup
  br label %32

30:                                               ; preds = %13
  %31 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #3
  br label %32

32:                                               ; preds = %30, %28
  %.pn = phi { ptr, i32 } [ %31, %30 ], [ %29, %28 ]
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #3
  br label %54

33:                                               ; preds = %.lr.ph33, %.loopexit
  %34 = phi i32 [ 4, %.lr.ph33 ], [ %53, %.loopexit ]
  %.01532 = phi i32 [ 2, %.lr.ph33 ], [ %52, %.loopexit ]
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %7) #3
  %35 = zext i32 %.01532 to i64
  %36 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %0, i64 noundef %35)
          to label %37 unwind label %41

37:                                               ; preds = %33
  %38 = extractvalue { ptr, i64 } %36, 0
  store ptr %38, ptr %7, align 8
  %39 = extractvalue { ptr, i64 } %36, 1
  store i64 %39, ptr %24, align 8
  %40 = call noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16) %7) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %7) #3
  %.not2429 = icmp ule i32 %34, %1
  %or.cond.not = and i1 %.not2429, %40
  br i1 %or.cond.not, label %.lr.ph, label %.loopexit

41:                                               ; preds = %33
  %42 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %7) #3
  br label %54

.lr.ph:                                           ; preds = %37, %45
  %.030 = phi i32 [ %49, %45 ], [ %34, %37 ]
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %8) #3
  %43 = zext i32 %.030 to i64
  %44 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %0, i64 noundef %43)
          to label %45 unwind label %50

45:                                               ; preds = %.lr.ph
  %46 = extractvalue { ptr, i64 } %44, 0
  store ptr %46, ptr %8, align 8
  %47 = extractvalue { ptr, i64 } %44, 1
  store i64 %47, ptr %25, align 8
  %48 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16) %8, i1 noundef zeroext false) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %8) #3
  %49 = add i32 %.030, %.01532
  %.not24 = icmp ugt i32 %49, %1
  br i1 %.not24, label %.loopexit, label %.lr.ph, !llvm.loop !9

50:                                               ; preds = %.lr.ph
  %51 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %8) #3
  br label %54

.loopexit:                                        ; preds = %45, %37
  %52 = add i32 %.01532, 1
  %53 = mul i32 %52, %52
  %.not = icmp ugt i32 %53, %1
  br i1 %.not, label %._crit_edge, label %33, !llvm.loop !11

._crit_edge:                                      ; preds = %.loopexit, %19
  ret void

54:                                               ; preds = %41, %50, %32
  %.pn25.pn = phi { ptr, i32 } [ %.pn, %32 ], [ %51, %50 ], [ %42, %41 ]
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %0) #3
  br label %55

55:                                               ; preds = %54, %26
  %.pn25.pn.pn = phi { ptr, i32 } [ %.pn25.pn, %54 ], [ %27, %26 ]
  resume { ptr, i32 } %.pn25.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 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 { 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 @_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 = { 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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass