; LLVM IR from kazunetakahashi/atcoder :: 2018/1124_dowcon5th-prelims/D.ll (Z5calc_i)

; 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::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<long long, long long, std::_Identity<long long>, std::less<long long>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<long long, long long, std::_Identity<long long>, std::less<long long>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"struct.std::_Rb_tree_const_iterator" = type { ptr }

@D = external dso_local global i64, align 8
@A = external dso_local global [2 x %"class.std::set"], align 16

; 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 uwtable
define dso_local noundef i64 @_Z5calc_i(i32 noundef %0) #1 {
  %2 = alloca i64, align 8
  %3 = alloca i32, align 4
  %4 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %5 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %6 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %7 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %8 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %9 = alloca i64, align 8
  %10 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %11 = alloca i64, align 8
  %12 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %13 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  store i32 %0, ptr %3, align 4, !tbaa !5
  %14 = load i32, ptr %3, align 4, !tbaa !5
  %15 = sext i32 %14 to i64
  %16 = getelementptr inbounds [2 x %"class.std::set"], ptr @A, i64 0, i64 %15
  %17 = call noundef i64 @_ZNKSt3setIxSt4lessIxESaIxEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48) %16) #4
  %18 = trunc i64 %17 to i32
  %19 = icmp sle i32 %18, 1
  br i1 %19, label %20, label %21

20:                                               ; preds = %1
  store i64 0, ptr %2, align 8
  br label %69

21:                                               ; preds = %1
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #4
  %22 = load i32, ptr %3, align 4, !tbaa !5
  %23 = sext i32 %22 to i64
  %24 = getelementptr inbounds [2 x %"class.std::set"], ptr @A, i64 0, i64 %23
  %25 = call ptr @_ZNKSt3setIxSt4lessIxESaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %24) #4
  %26 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %4, i32 0, i32 0
  store ptr %25, ptr %26, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  %27 = load i32, ptr %3, align 4, !tbaa !5
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds [2 x %"class.std::set"], ptr @A, i64 0, i64 %28
  %30 = call ptr @_ZNKSt3setIxSt4lessIxESaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %29) #4
  %31 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %5, i32 0, i32 0
  store ptr %30, ptr %31, align 8
  %32 = call ptr @_ZNSt23_Rb_tree_const_iteratorIxEppEi(ptr noundef nonnull align 8 dereferenceable(8) %5, i32 noundef 0) #4
  %33 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %6, i32 0, i32 0
  store ptr %32, ptr %33, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #4
  %34 = load i32, ptr %3, align 4, !tbaa !5
  %35 = sext i32 %34 to i64
  %36 = getelementptr inbounds [2 x %"class.std::set"], ptr @A, i64 0, i64 %35
  %37 = call ptr @_ZNKSt3setIxSt4lessIxESaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %36) #4
  %38 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %7, i32 0, i32 0
  store ptr %37, ptr %38, align 8
  %39 = call ptr @_ZNSt23_Rb_tree_const_iteratorIxEmmEi(ptr noundef nonnull align 8 dereferenceable(8) %7, i32 noundef 0) #4
  %40 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %8, i32 0, i32 0
  store ptr %39, ptr %40, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  %41 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt23_Rb_tree_const_iteratorIxEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %7) #4
  %42 = load i64, ptr %41, align 8, !tbaa !9
  %43 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt23_Rb_tree_const_iteratorIxEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  %44 = load i64, ptr %43, align 8, !tbaa !9
  %45 = sub nsw i64 %42, %44
  store i64 %45, ptr %9, align 8, !tbaa !9
  br label %46

46:                                               ; preds = %53, %21
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #4
  %47 = load i32, ptr %3, align 4, !tbaa !5
  %48 = sext i32 %47 to i64
  %49 = getelementptr inbounds [2 x %"class.std::set"], ptr @A, i64 0, i64 %48
  %50 = call ptr @_ZNKSt3setIxSt4lessIxESaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %49) #4
  %51 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %10, i32 0, i32 0
  store ptr %50, ptr %51, align 8
  %52 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIxES2_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %10) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #4
  br i1 %52, label %53, label %67

53:                                               ; preds = %46
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #4
  %54 = load i64, ptr @D, align 8, !tbaa !9
  %55 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt23_Rb_tree_const_iteratorIxEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  %56 = load i64, ptr %55, align 8, !tbaa !9
  %57 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt23_Rb_tree_const_iteratorIxEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  %58 = load i64, ptr %57, align 8, !tbaa !9
  %59 = sub nsw i64 %56, %58
  %60 = sub nsw i64 %54, %59
  store i64 %60, ptr %11, align 8, !tbaa !9
  %61 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3minIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %9, ptr noundef nonnull align 8 dereferenceable(8) %11)
  %62 = load i64, ptr %61, align 8, !tbaa !9
  store i64 %62, ptr %9, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #4
  %63 = call ptr @_ZNSt23_Rb_tree_const_iteratorIxEppEi(ptr noundef nonnull align 8 dereferenceable(8) %4, i32 noundef 0) #4
  %64 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %12, i32 0, i32 0
  store ptr %63, ptr %64, align 8
  %65 = call ptr @_ZNSt23_Rb_tree_const_iteratorIxEppEi(ptr noundef nonnull align 8 dereferenceable(8) %5, i32 noundef 0) #4
  %66 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %13, i32 0, i32 0
  store ptr %65, ptr %66, align 8
  br label %46, !llvm.loop !11

67:                                               ; preds = %46
  %68 = load i64, ptr %9, align 8, !tbaa !9
  store i64 %68, ptr %2, align 8
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #4
  br label %69

69:                                               ; preds = %67, %20
  %70 = load i64, ptr %2, align 8
  ret i64 %70
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt3setIxSt4lessIxESaIxEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setIxSt4lessIxESaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt23_Rb_tree_const_iteratorIxEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setIxSt4lessIxESaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt23_Rb_tree_const_iteratorIxEmmEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt23_Rb_tree_const_iteratorIxEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIxES2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3minIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

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

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

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

%"class.std::set" = type { %"class.std::_Rb_tree" }
%"class.std::_Rb_tree" = type { %"struct.std::_Rb_tree<long long, long long, std::_Identity<long long>, std::less<long long>>::_Rb_tree_impl" }
%"struct.std::_Rb_tree<long long, long long, std::_Identity<long long>, std::less<long long>>::_Rb_tree_impl" = type { [8 x i8], %"struct.std::_Rb_tree_header" }
%"struct.std::_Rb_tree_header" = type { %"struct.std::_Rb_tree_node_base", i64 }
%"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }
%"struct.std::_Rb_tree_const_iterator" = type { ptr }

@D = external dso_local local_unnamed_addr global i64, align 8
@A = external dso_local global [2 x %"class.std::set"], align 16

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

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

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef i64 @_Z5calc_i(i32 noundef %0) local_unnamed_addr #1 {
  %2 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %3 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %4 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %5 = alloca i64, align 8
  %6 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %7 = alloca i64, align 8
  %8 = sext i32 %0 to i64
  %9 = getelementptr inbounds [2 x %"class.std::set"], ptr @A, i64 0, i64 %8
  %10 = tail call noundef i64 @_ZNKSt3setIxSt4lessIxESaIxEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48) %9) #3
  %11 = trunc i64 %10 to i32
  %12 = icmp slt i32 %11, 2
  br i1 %12, label %39, label %13

13:                                               ; preds = %1
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #3
  %14 = tail call ptr @_ZNKSt3setIxSt4lessIxESaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %9) #3
  store ptr %14, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #3
  %15 = tail call ptr @_ZNKSt3setIxSt4lessIxESaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %9) #3
  store ptr %15, ptr %3, align 8
  %16 = call ptr @_ZNSt23_Rb_tree_const_iteratorIxEppEi(ptr noundef nonnull align 8 dereferenceable(8) %3, i32 noundef 0) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #3
  %17 = call ptr @_ZNKSt3setIxSt4lessIxESaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %9) #3
  store ptr %17, ptr %4, align 8
  %18 = call ptr @_ZNSt23_Rb_tree_const_iteratorIxEmmEi(ptr noundef nonnull align 8 dereferenceable(8) %4, i32 noundef 0) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #3
  %19 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt23_Rb_tree_const_iteratorIxEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %4) #3
  %20 = load i64, ptr %19, align 8, !tbaa !5
  %21 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt23_Rb_tree_const_iteratorIxEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #3
  %22 = load i64, ptr %21, align 8, !tbaa !5
  %23 = sub nsw i64 %20, %22
  store i64 %23, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #3
  %24 = call ptr @_ZNKSt3setIxSt4lessIxESaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %9) #3
  store ptr %24, ptr %6, align 8
  %25 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIxES2_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %6) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #3
  br i1 %25, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %13, %.lr.ph
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %7) #3
  %26 = load i64, ptr @D, align 8, !tbaa !5
  %27 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt23_Rb_tree_const_iteratorIxEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #3
  %28 = load i64, ptr %27, align 8, !tbaa !5
  %29 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt23_Rb_tree_const_iteratorIxEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #3
  %30 = load i64, ptr %29, align 8, !tbaa !5
  %.neg = sub i64 %26, %28
  %31 = add i64 %.neg, %30
  store i64 %31, ptr %7, align 8, !tbaa !5
  %32 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3minIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %7)
  %33 = load i64, ptr %32, align 8, !tbaa !5
  store i64 %33, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %7) #3
  %34 = call ptr @_ZNSt23_Rb_tree_const_iteratorIxEppEi(ptr noundef nonnull align 8 dereferenceable(8) %2, i32 noundef 0) #3
  %35 = call ptr @_ZNSt23_Rb_tree_const_iteratorIxEppEi(ptr noundef nonnull align 8 dereferenceable(8) %3, i32 noundef 0) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #3
  %36 = call ptr @_ZNKSt3setIxSt4lessIxESaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %9) #3
  store ptr %36, ptr %6, align 8
  %37 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIxES2_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %6) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #3
  br i1 %37, label %.lr.ph, label %._crit_edge.loopexit, !llvm.loop !9

._crit_edge.loopexit:                             ; preds = %.lr.ph
  %.pre = load i64, ptr %5, align 8, !tbaa !5
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.loopexit, %13
  %38 = phi i64 [ %.pre, %._crit_edge.loopexit ], [ %23, %13 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #3
  br label %39

39:                                               ; preds = %1, %._crit_edge
  %.0 = phi i64 [ %38, %._crit_edge ], [ 0, %1 ]
  ret i64 %.0
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt3setIxSt4lessIxESaIxEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setIxSt4lessIxESaIxEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt23_Rb_tree_const_iteratorIxEppEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3setIxSt4lessIxESaIxEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt23_Rb_tree_const_iteratorIxEmmEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt23_Rb_tree_const_iteratorIxEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorIxES2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZSt3minIxERKT_S2_S2_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2

attributes #0 = { mustprogress 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 = { 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 #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 = !{!"long long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass