; LLVM IR from generalized-intelligence/GAAS :: deprecated/algorithms/loop_closing/DBow3/src (BowVector)

; 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"

%"struct.std::_Rb_tree_const_iterator" = type { ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }
%"struct.std::pair" = type { i32, double }

@.str = external hidden unnamed_addr constant [2 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1

; 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: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #1

; Function Attrs: mustprogress uwtable
define dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN5DBoW3lsERSoRKNS_9BowVectorE(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull align 8 dereferenceable(48) %1) #2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %7 = alloca i32, align 4
  %8 = alloca i64, align 8
  %9 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %10 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #5
  call void @_ZNSt23_Rb_tree_const_iteratorISt4pairIKjdEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8) %5) #5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #5
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKjSt6vectorIjSaIjEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8) %6) #5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  store i32 0, ptr %7, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #5
  %11 = load ptr, ptr %4, align 8, !tbaa !5
  %12 = call noundef i64 @_ZNKSt3mapIjdSt4lessIjESaISt4pairIKjdEEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48) %11) #5
  store i64 %12, ptr %8, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #5
  %13 = load ptr, ptr %4, align 8, !tbaa !5
  %14 = call ptr @_ZNKSt3mapIjdSt4lessIjESaISt4pairIKjdEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %13) #5
  %15 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %9, i32 0, i32 0
  store ptr %14, ptr %15, align 8
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %5, ptr align 8 %9, i64 8, i1 false), !tbaa.struct !13
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #5
  br label %16

16:                                               ; preds = %43, %2
  call void @llvm.lifetime.start.p0(i64 8, ptr %10) #5
  %17 = load ptr, ptr %4, align 8, !tbaa !5
  %18 = call ptr @_ZNKSt3mapIjdSt4lessIjESaISt4pairIKjdEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %17) #5
  %19 = getelementptr inbounds %"struct.std::_Rb_tree_const_iterator", ptr %10, i32 0, i32 0
  store ptr %18, ptr %19, align 8
  %20 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorISt4pairIKjdEES5_(ptr noundef nonnull align 8 dereferenceable(8) %5, ptr noundef nonnull align 8 dereferenceable(8) %10) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %10) #5
  br i1 %20, label %21, label %47

21:                                               ; preds = %16
  %22 = load ptr, ptr %3, align 8, !tbaa !5
  %23 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %22, ptr noundef @.str)
  %24 = call noundef ptr @_ZNKSt23_Rb_tree_const_iteratorISt4pairIKjdEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %5) #5
  %25 = getelementptr inbounds %"struct.std::pair", ptr %24, i32 0, i32 0
  %26 = load i32, ptr %25, align 8, !tbaa !14
  %27 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEj(ptr noundef nonnull align 8 dereferenceable(8) %23, i32 noundef %26)
  %28 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %27, ptr noundef @.str.1)
  %29 = call noundef ptr @_ZNKSt23_Rb_tree_const_iteratorISt4pairIKjdEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %5) #5
  %30 = getelementptr inbounds %"struct.std::pair", ptr %29, i32 0, i32 1
  %31 = load double, ptr %30, align 8, !tbaa !17
  %32 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEd(ptr noundef nonnull align 8 dereferenceable(8) %28, double noundef %31)
  %33 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %32, ptr noundef @.str.2)
  %34 = load i32, ptr %7, align 4, !tbaa !9
  %35 = zext i32 %34 to i64
  %36 = load i64, ptr %8, align 8, !tbaa !11
  %37 = sub i64 %36, 1
  %38 = icmp ult i64 %35, %37
  br i1 %38, label %39, label %42

39:                                               ; preds = %21
  %40 = load ptr, ptr %3, align 8, !tbaa !5
  %41 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %40, ptr noundef @.str.1)
  br label %42

42:                                               ; preds = %39, %21
  br label %43

43:                                               ; preds = %42
  %44 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt23_Rb_tree_const_iteratorISt4pairIKjdEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %5) #5
  %45 = load i32, ptr %7, align 4, !tbaa !9
  %46 = add i32 %45, 1
  store i32 %46, ptr %7, align 4, !tbaa !9
  br label %16, !llvm.loop !18

47:                                               ; preds = %16
  %48 = load ptr, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  ret ptr %48
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt23_Rb_tree_const_iteratorISt4pairIKjdEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9__gnu_cxx17__normal_iteratorIPKjSt6vectorIjSaIjEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt3mapIjdSt4lessIjESaISt4pairIKjdEEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3mapIjdSt4lessIjESaISt4pairIKjdEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorISt4pairIKjdEES5_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3mapIjdSt4lessIjESaISt4pairIKjdEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) #3 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) #4

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt23_Rb_tree_const_iteratorISt4pairIKjdEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) #3 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt23_Rb_tree_const_iteratorISt4pairIKjdEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #3 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #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 = { 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 #5 = { 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, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = !{i64 0, i64 8, !5}
!14 = !{!15, !10, i64 0}
!15 = !{!"_ZTSSt4pairIKjdE", !10, i64 0, !16, i64 8}
!16 = !{!"double", !7, i64 0}
!17 = !{!15, !16, i64 8}
!18 = distinct !{!18, !19}
!19 = !{!"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"

%"struct.std::_Rb_tree_const_iterator" = type { ptr }
%"class.__gnu_cxx::__normal_iterator" = type { ptr }

@.str = external hidden unnamed_addr constant [2 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [2 x i8], align 1

; 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 uwtable
define dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN5DBoW3lsERSoRKNS_9BowVectorE(ptr noundef nonnull returned align 8 dereferenceable(8) %0, ptr noundef nonnull align 8 dereferenceable(48) %1) local_unnamed_addr #1 {
  %3 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %5 = alloca %"struct.std::_Rb_tree_const_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  call void @_ZNSt23_Rb_tree_const_iteratorISt4pairIKjdEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #4
  call void @_ZN9__gnu_cxx17__normal_iteratorIPKjSt6vectorIjSaIjEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  %6 = call noundef i64 @_ZNKSt3mapIjdSt4lessIjESaISt4pairIKjdEEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48) %1) #4
  %7 = call ptr @_ZNKSt3mapIjdSt4lessIjESaISt4pairIKjdEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48) %1) #4
  store ptr %7, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  %8 = call ptr @_ZNKSt3mapIjdSt4lessIjESaISt4pairIKjdEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %1) #4
  store ptr %8, ptr %5, align 8
  %9 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorISt4pairIKjdEES5_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  br i1 %9, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %2
  %10 = add i64 %6, -1
  br label %11

11:                                               ; preds = %.lr.ph, %26
  %.08 = phi i32 [ 0, %.lr.ph ], [ %28, %26 ]
  %12 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull @.str)
  %13 = call noundef ptr @_ZNKSt23_Rb_tree_const_iteratorISt4pairIKjdEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  %14 = load i32, ptr %13, align 8, !tbaa !9
  %15 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEj(ptr noundef nonnull align 8 dereferenceable(8) %12, i32 noundef %14)
  %16 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %15, ptr noundef nonnull @.str.1)
  %17 = call noundef ptr @_ZNKSt23_Rb_tree_const_iteratorISt4pairIKjdEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  %18 = getelementptr inbounds i8, ptr %17, i64 8
  %19 = load double, ptr %18, align 8, !tbaa !13
  %20 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEd(ptr noundef nonnull align 8 dereferenceable(8) %16, double noundef %19)
  %21 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %20, ptr noundef nonnull @.str.2)
  %22 = zext i32 %.08 to i64
  %23 = icmp ugt i64 %10, %22
  br i1 %23, label %24, label %26

24:                                               ; preds = %11
  %25 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) %0, ptr noundef nonnull @.str.1)
  br label %26

26:                                               ; preds = %11, %24
  %27 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt23_Rb_tree_const_iteratorISt4pairIKjdEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  %28 = add i32 %.08, 1
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %5) #4
  %29 = call ptr @_ZNKSt3mapIjdSt4lessIjESaISt4pairIKjdEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48) %1) #4
  store ptr %29, ptr %5, align 8
  %30 = call noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorISt4pairIKjdEES5_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %5) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %5) #4
  br i1 %30, label %11, label %._crit_edge, !llvm.loop !14

._crit_edge:                                      ; preds = %26, %2
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  ret ptr %0
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt23_Rb_tree_const_iteratorISt4pairIKjdEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9__gnu_cxx17__normal_iteratorIPKjSt6vectorIjSaIjEEEC2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt3mapIjdSt4lessIjESaISt4pairIKjdEEE4sizeEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3mapIjdSt4lessIjESaISt4pairIKjdEEE5beginEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt23_Rb_tree_const_iteratorISt4pairIKjdEES5_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNKSt3mapIjdSt4lessIjESaISt4pairIKjdEEE3endEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef) local_unnamed_addr #3

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNKSt23_Rb_tree_const_iteratorISt4pairIKjdEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEd(ptr noundef nonnull align 8 dereferenceable(8), double noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt23_Rb_tree_const_iteratorISt4pairIKjdEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

attributes #0 = { mustprogress 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 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !11, i64 0}
!10 = !{!"_ZTSSt4pairIKjdE", !11, i64 0, !12, i64 8}
!11 = !{!"int", !7, i64 0}
!12 = !{!"double", !7, i64 0}
!13 = !{!10, !12, i64 8}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}


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