; LLVM IR from Oneflow-Inc/oneflow :: oneflow/core/auto_parallel/binary_set.ll (ZNK7oneflow13auto_parallel9BinarySeteqERKS1_)

; 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.oneflow::auto_parallel::BinarySet" = type <{ %"class.std::vector", i32, [4 x i8] }>
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl" }
%"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl" = type { %"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<unsigned int, std::allocator<unsigned int>>::_Vector_impl_data" = type { ptr, ptr, ptr }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIjSaIjEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIjSaIjEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef zeroext i1 @_ZNK7oneflow13auto_parallel9BinarySeteqERKS1_(ptr noundef nonnull align 8 dereferenceable(28) %0, ptr noundef nonnull align 8 dereferenceable(28) %1) #1 align 2 {
  %3 = alloca i1, align 1
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %8 = load ptr, ptr %4, align 8
  %9 = getelementptr inbounds %"class.oneflow::auto_parallel::BinarySet", ptr %8, i32 0, i32 1
  %10 = load i32, ptr %9, align 8, !tbaa !9
  %11 = load ptr, ptr %5, align 8, !tbaa !5
  %12 = getelementptr inbounds %"class.oneflow::auto_parallel::BinarySet", ptr %11, i32 0, i32 1
  %13 = load i32, ptr %12, align 8, !tbaa !9
  %14 = icmp ne i32 %10, %13
  br i1 %14, label %15, label %16

15:                                               ; preds = %2
  store i1 false, ptr %3, align 1
  br label %45

16:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #2
  store i32 0, ptr %6, align 4, !tbaa !16
  br label %17

17:                                               ; preds = %39, %16
  %18 = load i32, ptr %6, align 4, !tbaa !16
  %19 = sext i32 %18 to i64
  %20 = getelementptr inbounds %"class.oneflow::auto_parallel::BinarySet", ptr %8, i32 0, i32 0
  %21 = call noundef i64 @_ZNKSt6vectorIjSaIjEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %20) #2
  %22 = icmp ult i64 %19, %21
  br i1 %22, label %24, label %23

23:                                               ; preds = %17
  store i32 2, ptr %7, align 4
  br label %42

24:                                               ; preds = %17
  %25 = getelementptr inbounds %"class.oneflow::auto_parallel::BinarySet", ptr %8, i32 0, i32 0
  %26 = load i32, ptr %6, align 4, !tbaa !16
  %27 = sext i32 %26 to i64
  %28 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIjSaIjEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %25, i64 noundef %27) #2
  %29 = load i32, ptr %28, align 4, !tbaa !16
  %30 = load ptr, ptr %5, align 8, !tbaa !5
  %31 = getelementptr inbounds %"class.oneflow::auto_parallel::BinarySet", ptr %30, i32 0, i32 0
  %32 = load i32, ptr %6, align 4, !tbaa !16
  %33 = sext i32 %32 to i64
  %34 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIjSaIjEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %31, i64 noundef %33) #2
  %35 = load i32, ptr %34, align 4, !tbaa !16
  %36 = icmp ne i32 %29, %35
  br i1 %36, label %37, label %38

37:                                               ; preds = %24
  store i1 false, ptr %3, align 1
  store i32 1, ptr %7, align 4
  br label %42

38:                                               ; preds = %24
  br label %39

39:                                               ; preds = %38
  %40 = load i32, ptr %6, align 4, !tbaa !16
  %41 = add nsw i32 %40, 1
  store i32 %41, ptr %6, align 4, !tbaa !16
  br label %17, !llvm.loop !17

42:                                               ; preds = %37, %23
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #2
  %43 = load i32, ptr %7, align 4
  switch i32 %43, label %47 [
    i32 2, label %44
    i32 1, label %45
  ]

44:                                               ; preds = %42
  store i1 true, ptr %3, align 1
  br label %45

45:                                               ; preds = %44, %42, %15
  %46 = load i1, ptr %3, align 1
  ret i1 %46

47:                                               ; preds = %42
  unreachable
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { 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, !15, i64 24}
!10 = !{!"_ZTSN7oneflow13auto_parallel9BinarySetE", !11, i64 0, !15, i64 24}
!11 = !{!"_ZTSSt6vectorIjSaIjEE", !12, i64 0}
!12 = !{!"_ZTSSt12_Vector_baseIjSaIjEE", !13, i64 0}
!13 = !{!"_ZTSNSt12_Vector_baseIjSaIjEE12_Vector_implE", !14, i64 0}
!14 = !{!"_ZTSNSt12_Vector_baseIjSaIjEE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!15 = !{!"int", !7, i64 0}
!16 = !{!15, !15, i64 0}
!17 = distinct !{!17, !18}
!18 = !{!"llvm.loop.mustprogress"}


; 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"

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIjSaIjEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIjSaIjEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef zeroext i1 @_ZNK7oneflow13auto_parallel9BinarySeteqERKS1_(ptr noundef nonnull align 8 dereferenceable(28) %0, ptr noundef nonnull align 8 dereferenceable(28) %1) local_unnamed_addr #0 align 2 {
  %3 = getelementptr inbounds i8, ptr %0, i64 24
  %4 = load i32, ptr %3, align 8, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %1, i64 24
  %6 = load i32, ptr %5, align 8, !tbaa !5
  %.not = icmp eq i32 %4, %6
  br i1 %.not, label %.preheader, label %.loopexit

.preheader:                                       ; preds = %2
  %7 = tail call noundef i64 @_ZNKSt6vectorIjSaIjEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #1
  %8 = icmp eq i64 %7, 0
  br i1 %8, label %.loopexit, label %.lr.ph

9:                                                ; preds = %.lr.ph
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %10 = tail call noundef i64 @_ZNKSt6vectorIjSaIjEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #1
  %.not16 = icmp ugt i64 %10, %indvars.iv.next
  br i1 %.not16, label %.lr.ph, label %.loopexit, !llvm.loop !15

.lr.ph:                                           ; preds = %.preheader, %9
  %indvars.iv = phi i64 [ %indvars.iv.next, %9 ], [ 0, %.preheader ]
  %11 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIjSaIjEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %indvars.iv) #1
  %12 = load i32, ptr %11, align 4, !tbaa !17
  %13 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIjSaIjEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %indvars.iv) #1
  %14 = load i32, ptr %13, align 4, !tbaa !17
  %.not11 = icmp eq i32 %12, %14
  br i1 %.not11, label %9, label %.loopexit

.loopexit:                                        ; preds = %.lr.ph, %9, %.preheader, %2
  %.1 = phi i1 [ false, %2 ], [ true, %.preheader ], [ %.not11, %9 ], [ %.not11, %.lr.ph ]
  ret i1 %.1
}

attributes #0 = { 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 #1 = { 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, !14, i64 24}
!6 = !{!"_ZTSN7oneflow13auto_parallel9BinarySetE", !7, i64 0, !14, i64 24}
!7 = !{!"_ZTSSt6vectorIjSaIjEE", !8, i64 0}
!8 = !{!"_ZTSSt12_Vector_baseIjSaIjEE", !9, i64 0}
!9 = !{!"_ZTSNSt12_Vector_baseIjSaIjEE12_Vector_implE", !10, i64 0}
!10 = !{!"_ZTSNSt12_Vector_baseIjSaIjEE17_Vector_impl_dataE", !11, i64 0, !11, i64 8, !11, i64 16}
!11 = !{!"any pointer", !12, i64 0}
!12 = !{!"omnipotent char", !13, i64 0}
!13 = !{!"Simple C++ TBAA"}
!14 = !{!"int", !12, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}
!17 = !{!14, !14, i64 0}


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