; LLVM IR from Mohammed-Shoaib/Coding-Problems :: HackerRank/Algorithms/Medium/M0019.ll (Z12minimumSwapsiRSt6vectorISt4pairIiiESaIS1_EE)

; 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 }
%"struct.std::pair" = type { i32, i32 }

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z12minimumSwapsiRSt6vectorISt4pairIiiESaIS1_EE(i32 noundef %0, ptr noundef nonnull align 8 dereferenceable(24) %1) #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca %"class.std::vector", align 8
  %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 %"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 %"struct.std::_Bit_reference", align 8
  store i32 %0, ptr %3, align 4, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #3
  store i32 0, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 40, ptr %6) #3
  %16 = load i32, ptr %3, align 4, !tbaa !5
  %17 = sext i32 %16 to i64
  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 @_ZNSt6vectorIbSaIbEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(40) %6, i64 noundef %17, ptr noundef nonnull align 1 dereferenceable(1) %7)
          to label %18 unwind label %24

18:                                               ; 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.start.p0(i64 4, ptr %10) #3
  store i32 0, ptr %10, align 4, !tbaa !5
  br label %19

19:                                               ; preds = %98, %18
  %20 = load i32, ptr %10, align 4, !tbaa !5
  %21 = load i32, ptr %3, align 4, !tbaa !5
  %22 = icmp slt i32 %20, %21
  br i1 %22, label %28, label %23

23:                                               ; preds = %19
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #3
  br label %103

24:                                               ; preds = %2
  %25 = landingpad { ptr, i32 }
          cleanup
  %26 = extractvalue { ptr, i32 } %25, 0
  store ptr %26, ptr %8, align 8
  %27 = extractvalue { ptr, i32 } %25, 1
  store i32 %27, 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
  br label %105

28:                                               ; preds = %19
  call void @llvm.lifetime.start.p0(i64 16, ptr %11) #3
  %29 = load i32, ptr %10, align 4, !tbaa !5
  %30 = sext i32 %29 to i64
  %31 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %6, i64 noundef %30)
          to label %32 unwind label %50

32:                                               ; preds = %28
  %33 = getelementptr inbounds { ptr, i64 }, ptr %11, i32 0, i32 0
  %34 = extractvalue { ptr, i64 } %31, 0
  store ptr %34, ptr %33, align 8
  %35 = getelementptr inbounds { ptr, i64 }, ptr %11, i32 0, i32 1
  %36 = extractvalue { ptr, i64 } %31, 1
  store i64 %36, ptr %35, align 8
  %37 = call noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16) %11) #3
  br i1 %37, label %47, label %38

38:                                               ; preds = %32
  %39 = load ptr, ptr %4, align 8, !tbaa !9
  %40 = load i32, ptr %10, align 4, !tbaa !5
  %41 = sext i32 %40 to i64
  %42 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %39, i64 noundef %41) #3
  %43 = getelementptr inbounds %"struct.std::pair", ptr %42, i32 0, i32 1
  %44 = load i32, ptr %43, align 4, !tbaa !11
  %45 = load i32, ptr %10, align 4, !tbaa !5
  %46 = icmp eq i32 %44, %45
  br label %47

47:                                               ; preds = %38, %32
  %48 = phi i1 [ true, %32 ], [ %46, %38 ]
  call void @llvm.lifetime.end.p0(i64 16, ptr %11) #3
  br i1 %48, label %49, label %54

49:                                               ; preds = %47
  br label %98

50:                                               ; preds = %28
  %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 %102

54:                                               ; preds = %47
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #3
  store i32 0, ptr %12, align 4, !tbaa !5
  %55 = load i32, ptr %10, align 4, !tbaa !5
  store i32 %55, ptr %13, align 4, !tbaa !5
  br label %56

56:                                               ; preds = %71, %54
  call void @llvm.lifetime.start.p0(i64 16, ptr %14) #3
  %57 = load i32, ptr %13, align 4, !tbaa !5
  %58 = sext i32 %57 to i64
  %59 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %6, i64 noundef %58)
          to label %60 unwind label %85

60:                                               ; preds = %56
  %61 = getelementptr inbounds { ptr, i64 }, ptr %14, i32 0, i32 0
  %62 = extractvalue { ptr, i64 } %59, 0
  store ptr %62, ptr %61, align 8
  %63 = getelementptr inbounds { ptr, i64 }, ptr %14, i32 0, i32 1
  %64 = extractvalue { ptr, i64 } %59, 1
  store i64 %64, ptr %63, align 8
  %65 = call noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16) %14) #3
  %66 = xor i1 %65, true
  call void @llvm.lifetime.end.p0(i64 16, ptr %14) #3
  br i1 %66, label %67, label %93

67:                                               ; preds = %60
  call void @llvm.lifetime.start.p0(i64 16, ptr %15) #3
  %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) %6, i64 noundef %69)
          to label %71 unwind label %89

71:                                               ; preds = %67
  %72 = getelementptr inbounds { ptr, i64 }, ptr %15, i32 0, i32 0
  %73 = extractvalue { ptr, i64 } %70, 0
  store ptr %73, ptr %72, align 8
  %74 = getelementptr inbounds { ptr, i64 }, ptr %15, 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) %15, i1 noundef zeroext true) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr %15) #3
  %77 = load ptr, ptr %4, align 8, !tbaa !9
  %78 = load i32, ptr %13, align 4, !tbaa !5
  %79 = sext i32 %78 to i64
  %80 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %77, i64 noundef %79) #3
  %81 = getelementptr inbounds %"struct.std::pair", ptr %80, i32 0, i32 1
  %82 = load i32, ptr %81, align 4, !tbaa !11
  store i32 %82, ptr %13, align 4, !tbaa !5
  %83 = load i32, ptr %12, align 4, !tbaa !5
  %84 = add nsw i32 %83, 1
  store i32 %84, ptr %12, align 4, !tbaa !5
  br label %56, !llvm.loop !13

85:                                               ; preds = %56
  %86 = landingpad { ptr, i32 }
          cleanup
  %87 = extractvalue { ptr, i32 } %86, 0
  store ptr %87, ptr %8, align 8
  %88 = extractvalue { ptr, i32 } %86, 1
  store i32 %88, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %14) #3
  br label %101

89:                                               ; preds = %67
  %90 = landingpad { ptr, i32 }
          cleanup
  %91 = extractvalue { ptr, i32 } %90, 0
  store ptr %91, ptr %8, align 8
  %92 = extractvalue { ptr, i32 } %90, 1
  store i32 %92, ptr %9, align 4
  call void @llvm.lifetime.end.p0(i64 16, ptr %15) #3
  br label %101

93:                                               ; preds = %60
  %94 = load i32, ptr %12, align 4, !tbaa !5
  %95 = sub nsw i32 %94, 1
  %96 = load i32, ptr %5, align 4, !tbaa !5
  %97 = add nsw i32 %96, %95
  store i32 %97, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #3
  br label %98

98:                                               ; preds = %93, %49
  %99 = load i32, ptr %10, align 4, !tbaa !5
  %100 = add nsw i32 %99, 1
  store i32 %100, ptr %10, align 4, !tbaa !5
  br label %19, !llvm.loop !15

101:                                              ; preds = %89, %85
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #3
  br label %102

102:                                              ; preds = %101, %50
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #3
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %6) #3
  br label %105

103:                                              ; preds = %23
  %104 = load i32, ptr %5, align 4, !tbaa !5
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %6) #3
  call void @llvm.lifetime.end.p0(i64 40, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  ret i32 %104

105:                                              ; preds = %102, %24
  call void @llvm.lifetime.end.p0(i64 40, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  br label %106

106:                                              ; preds = %105
  %107 = load ptr, ptr %8, align 8
  %108 = load i32, ptr %9, align 4
  %109 = insertvalue { ptr, i32 } poison, ptr %107, 0
  %110 = insertvalue { ptr, i32 } %109, i32 %108, 1
  resume { ptr, i32 } %110
}

; 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 @_ZNSt6vectorIbSaIbEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(40), i64 noundef, 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 zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #2 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 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 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !6, i64 4}
!12 = !{!"_ZTSSt4pairIiiE", !6, i64 0, !6, i64 4}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}


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

%"class.std::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 noundef i32 @_Z12minimumSwapsiRSt6vectorISt4pairIiiESaIS1_EE(i32 noundef %0, ptr noundef nonnull align 8 dereferenceable(24) %1) local_unnamed_addr #0 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.std::vector", align 8
  %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
  call void @llvm.lifetime.start.p0(i64 40, ptr nonnull %3) #3
  %8 = sext i32 %0 to i64
  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 @_ZNSt6vectorIbSaIbEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(40) %3, i64 noundef %8, ptr noundef nonnull align 1 dereferenceable(1) %4)
          to label %9 unwind label %14

9:                                                ; 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
  %10 = icmp sgt i32 %0, 0
  br i1 %10, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %9
  %11 = getelementptr inbounds i8, ptr %5, i64 8
  %12 = getelementptr inbounds i8, ptr %6, i64 8
  %13 = getelementptr inbounds i8, ptr %7, i64 8
  %wide.trip.count = zext nneg i32 %0 to i64
  br label %16

._crit_edge:                                      ; preds = %54, %9
  %.024.lcssa = phi i32 [ 0, %9 ], [ %.125, %54 ]
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %3) #3
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %3) #3
  ret i32 %.024.lcssa

14:                                               ; preds = %2
  %15 = 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
  br label %56

16:                                               ; preds = %.lr.ph, %54
  %indvars.iv = phi i64 [ 0, %.lr.ph ], [ %indvars.iv.next, %54 ]
  %.02434 = phi i32 [ 0, %.lr.ph ], [ %.125, %54 ]
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %5) #3
  %17 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %3, i64 noundef %indvars.iv)
          to label %18 unwind label %29

18:                                               ; preds = %16
  %19 = extractvalue { ptr, i64 } %17, 0
  store ptr %19, ptr %5, align 8
  %20 = extractvalue { ptr, i64 } %17, 1
  store i64 %20, ptr %11, align 8
  %21 = call noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16) %5) #3
  br i1 %21, label %.critedge, label %22

22:                                               ; preds = %18
  %23 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv) #3
  %24 = getelementptr inbounds i8, ptr %23, i64 4
  %25 = load i32, ptr %24, align 4, !tbaa !5
  %26 = zext i32 %25 to i64
  %27 = icmp eq i64 %indvars.iv, %26
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #3
  br i1 %27, label %54, label %.preheader.preheader

.preheader.preheader:                             ; preds = %22
  %28 = trunc nuw nsw i64 %indvars.iv to i32
  br label %.preheader

.critedge:                                        ; preds = %18
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #3
  br label %54

29:                                               ; preds = %16
  %30 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #3
  br label %55

.preheader:                                       ; preds = %.preheader.preheader, %39
  %.018 = phi i32 [ %46, %39 ], [ 0, %.preheader.preheader ]
  %.0 = phi i32 [ %45, %39 ], [ %28, %.preheader.preheader ]
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %6) #3
  %31 = sext i32 %.0 to i64
  %32 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %3, i64 noundef %31)
          to label %33 unwind label %47

33:                                               ; preds = %.preheader
  %34 = extractvalue { ptr, i64 } %32, 0
  store ptr %34, ptr %6, align 8
  %35 = extractvalue { ptr, i64 } %32, 1
  store i64 %35, ptr %12, align 8
  %36 = call noundef zeroext i1 @_ZNKSt14_Bit_referencecvbEv(ptr noundef nonnull align 8 dereferenceable(16) %6) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #3
  br i1 %36, label %51, label %37

37:                                               ; preds = %33
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %7) #3
  %38 = invoke { ptr, i64 } @_ZNSt6vectorIbSaIbEEixEm(ptr noundef nonnull align 8 dereferenceable(40) %3, i64 noundef %31)
          to label %39 unwind label %49

39:                                               ; preds = %37
  %40 = extractvalue { ptr, i64 } %38, 0
  store ptr %40, ptr %7, align 8
  %41 = extractvalue { ptr, i64 } %38, 1
  store i64 %41, ptr %13, align 8
  %42 = call noundef nonnull align 8 dereferenceable(16) ptr @_ZNSt14_Bit_referenceaSEb(ptr noundef nonnull align 8 dereferenceable(16) %7, i1 noundef zeroext true) #3
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %7) #3
  %43 = call noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %31) #3
  %44 = getelementptr inbounds i8, ptr %43, i64 4
  %45 = load i32, ptr %44, align 4, !tbaa !5
  %46 = add nuw nsw i32 %.018, 1
  br label %.preheader, !llvm.loop !10

47:                                               ; preds = %.preheader
  %48 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %6) #3
  br label %55

49:                                               ; preds = %37
  %50 = landingpad { ptr, i32 }
          cleanup
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %7) #3
  br label %55

51:                                               ; preds = %33
  %52 = add i32 %.02434, -1
  %53 = add i32 %52, %.018
  br label %54

54:                                               ; preds = %22, %.critedge, %51
  %.125 = phi i32 [ %.02434, %.critedge ], [ %.02434, %22 ], [ %53, %51 ]
  %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_edge, label %16, !llvm.loop !12

55:                                               ; preds = %47, %49, %29
  %.pn.pn = phi { ptr, i32 } [ %30, %29 ], [ %50, %49 ], [ %48, %47 ]
  call void @_ZNSt13_Bvector_baseISaIbEED2Ev(ptr noundef nonnull align 8 dereferenceable(40) %3) #3
  br label %56

56:                                               ; preds = %55, %14
  %.pn.pn.pn = phi { ptr, i32 } [ %.pn.pn, %55 ], [ %15, %14 ]
  call void @llvm.lifetime.end.p0(i64 40, ptr nonnull %3) #3
  resume { ptr, i32 } %.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 dso_local void @_ZNSaIbEC2Ev(ptr noundef nonnull align 1 dereferenceable(1)) unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIbSaIbEEC2EmRKS0_(ptr noundef nonnull align 8 dereferenceable(40), i64 noundef, 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 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 noundef nonnull align 4 dereferenceable(8) ptr @_ZNSt6vectorISt4pairIiiESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 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 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, !7, i64 4}
!6 = !{!"_ZTSSt4pairIiiE", !7, i64 0, !7, i64 4}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = distinct !{!10, !11}
!11 = !{!"llvm.loop.mustprogress"}
!12 = distinct !{!12, !11}


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