; LLVM IR from xtaci/algorithms :: src/suffix_array_demo.ll (ZN3alg11SuffixArray13update_bucketEv)

; 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.__gnu_cxx::__normal_iterator" = type { ptr }
%"class.alg::SuffixArray" = type { %"class.std::vector", %"class.std::vector.0", i32, i32, i32, ptr }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<int>, std::allocator<std::vector<int>>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<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: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; 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 nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3alg11SuffixArray13update_bucketEv(ptr noundef nonnull align 8 dereferenceable(72) %0) #2 align 2 {
  %2 = alloca ptr, align 8
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  %9 = load ptr, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #4
  store i32 0, ptr %3, align 4, !tbaa !9
  %10 = getelementptr inbounds %"class.alg::SuffixArray", ptr %9, i32 0, i32 0
  %11 = getelementptr inbounds %"class.alg::SuffixArray", ptr %9, i32 0, i32 4
  %12 = load i32, ptr %11, align 8, !tbaa !11
  %13 = sext i32 %12 to i64
  %14 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %10, i64 noundef %13) #4
  %15 = getelementptr inbounds %"class.alg::SuffixArray", ptr %9, i32 0, i32 1
  %16 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %15, i64 noundef 0) #4
  %17 = load i32, ptr %16, align 4, !tbaa !9
  %18 = sext i32 %17 to i64
  %19 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %14, i64 noundef %18) #4
  store i32 0, ptr %19, align 4, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #4
  store i32 1, ptr %4, align 4, !tbaa !9
  br label %20

20:                                               ; preds = %56, %1
  %21 = load i32, ptr %4, align 4, !tbaa !9
  %22 = getelementptr inbounds %"class.alg::SuffixArray", ptr %9, i32 0, i32 2
  %23 = load i32, ptr %22, align 8, !tbaa !21
  %24 = icmp slt i32 %21, %23
  br i1 %24, label %26, label %25

25:                                               ; preds = %20
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #4
  br label %59

26:                                               ; preds = %20
  %27 = getelementptr inbounds %"class.alg::SuffixArray", ptr %9, i32 0, i32 1
  %28 = load i32, ptr %4, align 4, !tbaa !9
  %29 = sext i32 %28 to i64
  %30 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %27, i64 noundef %29) #4
  %31 = load i32, ptr %30, align 4, !tbaa !9
  %32 = getelementptr inbounds %"class.alg::SuffixArray", ptr %9, i32 0, i32 1
  %33 = load i32, ptr %4, align 4, !tbaa !9
  %34 = sub nsw i32 %33, 1
  %35 = sext i32 %34 to i64
  %36 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %32, i64 noundef %35) #4
  %37 = load i32, ptr %36, align 4, !tbaa !9
  %38 = call noundef zeroext i1 @_ZN3alg11SuffixArray5equalEii(ptr noundef nonnull align 8 dereferenceable(72) %9, i32 noundef %31, i32 noundef %37)
  br i1 %38, label %42, label %39

39:                                               ; preds = %26
  %40 = load i32, ptr %3, align 4, !tbaa !9
  %41 = add nsw i32 %40, 1
  store i32 %41, ptr %3, align 4, !tbaa !9
  br label %42

42:                                               ; preds = %39, %26
  %43 = load i32, ptr %3, align 4, !tbaa !9
  %44 = getelementptr inbounds %"class.alg::SuffixArray", ptr %9, i32 0, i32 0
  %45 = getelementptr inbounds %"class.alg::SuffixArray", ptr %9, i32 0, i32 4
  %46 = load i32, ptr %45, align 8, !tbaa !11
  %47 = sext i32 %46 to i64
  %48 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %44, i64 noundef %47) #4
  %49 = getelementptr inbounds %"class.alg::SuffixArray", ptr %9, i32 0, i32 1
  %50 = load i32, ptr %4, align 4, !tbaa !9
  %51 = sext i32 %50 to i64
  %52 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %49, i64 noundef %51) #4
  %53 = load i32, ptr %52, align 4, !tbaa !9
  %54 = sext i32 %53 to i64
  %55 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %48, i64 noundef %54) #4
  store i32 %43, ptr %55, align 4, !tbaa !9
  br label %56

56:                                               ; preds = %42
  %57 = load i32, ptr %4, align 4, !tbaa !9
  %58 = add nsw i32 %57, 1
  store i32 %58, ptr %4, align 4, !tbaa !9
  br label %20, !llvm.loop !22

59:                                               ; preds = %25
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  %60 = getelementptr inbounds %"class.alg::SuffixArray", ptr %9, i32 0, i32 0
  %61 = getelementptr inbounds %"class.alg::SuffixArray", ptr %9, i32 0, i32 4
  %62 = load i32, ptr %61, align 8, !tbaa !11
  %63 = sext i32 %62 to i64
  %64 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %60, i64 noundef %63) #4
  %65 = call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %64) #4
  %66 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %6, i32 0, i32 0
  store ptr %65, ptr %66, align 8
  %67 = getelementptr inbounds %"class.alg::SuffixArray", ptr %9, i32 0, i32 2
  %68 = load i32, ptr %67, align 8, !tbaa !21
  %69 = sext i32 %68 to i64
  %70 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %6, i64 noundef %69) #4
  %71 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %5, i32 0, i32 0
  store ptr %70, ptr %71, align 8
  %72 = getelementptr inbounds %"class.alg::SuffixArray", ptr %9, i32 0, i32 0
  %73 = getelementptr inbounds %"class.alg::SuffixArray", ptr %9, i32 0, i32 4
  %74 = load i32, ptr %73, align 8, !tbaa !11
  %75 = sext i32 %74 to i64
  %76 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %72, i64 noundef %75) #4
  %77 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %76) #4
  %78 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %7, i32 0, i32 0
  store ptr %77, ptr %78, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #4
  store i32 -1, ptr %8, align 4, !tbaa !9
  %79 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %5, i32 0, i32 0
  %80 = load ptr, ptr %79, align 8
  %81 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %7, i32 0, i32 0
  %82 = load ptr, ptr %81, align 8
  call void @_ZSt4fillIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEiEvT_S7_RKT0_(ptr %80, ptr %82, ptr noundef nonnull align 4 dereferenceable(4) %8)
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #4
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN3alg11SuffixArray5equalEii(ptr noundef nonnull align 8 dereferenceable(72), i32 noundef, i32 noundef) #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4fillIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEiEvT_S7_RKT0_(ptr, ptr, ptr noundef nonnull align 4 dereferenceable(4)) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEplEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) #1 align 2

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 = { 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 = { 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, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !10, i64 56}
!12 = !{!"_ZTSN3alg11SuffixArrayE", !13, i64 0, !17, i64 24, !10, i64 48, !10, i64 52, !10, i64 56, !6, i64 64}
!13 = !{!"_ZTSSt6vectorIS_IiSaIiEESaIS1_EE", !14, i64 0}
!14 = !{!"_ZTSSt12_Vector_baseISt6vectorIiSaIiEESaIS2_EE", !15, i64 0}
!15 = !{!"_ZTSNSt12_Vector_baseISt6vectorIiSaIiEESaIS2_EE12_Vector_implE", !16, i64 0}
!16 = !{!"_ZTSNSt12_Vector_baseISt6vectorIiSaIiEESaIS2_EE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!17 = !{!"_ZTSSt6vectorIiSaIiEE", !18, i64 0}
!18 = !{!"_ZTSSt12_Vector_baseIiSaIiEE", !19, i64 0}
!19 = !{!"_ZTSNSt12_Vector_baseIiSaIiEE12_Vector_implE", !20, i64 0}
!20 = !{!"_ZTSNSt12_Vector_baseIiSaIiEE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!21 = !{!12, !10, i64 48}
!22 = distinct !{!22, !23}
!23 = !{!"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.__gnu_cxx::__normal_iterator" = type { ptr }

; 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 nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; 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
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3alg11SuffixArray13update_bucketEv(ptr noundef nonnull align 8 dereferenceable(72) %0) local_unnamed_addr #2 align 2 {
  %2 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %3 = alloca i32, align 4
  %4 = getelementptr inbounds i8, ptr %0, i64 56
  %5 = load i32, ptr %4, align 8, !tbaa !5
  %6 = sext i32 %5 to i64
  %7 = tail call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %6) #4
  %8 = getelementptr inbounds i8, ptr %0, i64 24
  %9 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef 0) #4
  %10 = load i32, ptr %9, align 4, !tbaa !19
  %11 = sext i32 %10 to i64
  %12 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %7, i64 noundef %11) #4
  store i32 0, ptr %12, align 4, !tbaa !19
  %13 = getelementptr inbounds i8, ptr %0, i64 48
  %14 = load i32, ptr %13, align 8, !tbaa !20
  %15 = icmp sgt i32 %14, 1
  br i1 %15, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.lr.ph, %1
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #4
  %16 = load i32, ptr %4, align 8, !tbaa !5
  %17 = sext i32 %16 to i64
  %18 = tail call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %17) #4
  %19 = tail call ptr @_ZNSt6vectorIiSaIiEE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %18) #4
  store ptr %19, ptr %2, align 8
  %20 = load i32, ptr %13, align 8, !tbaa !20
  %21 = sext i32 %20 to i64
  %22 = call ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEplEl(ptr noundef nonnull align 8 dereferenceable(8) %2, i64 noundef %21) #4
  %23 = load i32, ptr %4, align 8, !tbaa !5
  %24 = sext i32 %23 to i64
  %25 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %24) #4
  %26 = call ptr @_ZNSt6vectorIiSaIiEE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %25) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #4
  store i32 -1, ptr %3, align 4, !tbaa !19
  call void @_ZSt4fillIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEiEvT_S7_RKT0_(ptr %22, ptr %26, ptr noundef nonnull align 4 dereferenceable(4) %3)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #4
  ret void

.lr.ph:                                           ; preds = %1, %.lr.ph
  %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 1, %1 ]
  %.010 = phi i32 [ %spec.select, %.lr.ph ], [ 0, %1 ]
  %27 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %indvars.iv) #4
  %28 = load i32, ptr %27, align 4, !tbaa !19
  %29 = add nsw i64 %indvars.iv, -1
  %30 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %29) #4
  %31 = load i32, ptr %30, align 4, !tbaa !19
  %32 = tail call noundef zeroext i1 @_ZN3alg11SuffixArray5equalEii(ptr noundef nonnull align 8 dereferenceable(72) %0, i32 noundef %28, i32 noundef %31)
  %not. = xor i1 %32, true
  %33 = zext i1 %not. to i32
  %spec.select = add nuw nsw i32 %.010, %33
  %34 = load i32, ptr %4, align 8, !tbaa !5
  %35 = sext i32 %34 to i64
  %36 = tail call noundef nonnull align 8 dereferenceable(24) ptr @_ZNSt6vectorIS_IiSaIiEESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef %35) #4
  %37 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %8, i64 noundef %indvars.iv) #4
  %38 = load i32, ptr %37, align 4, !tbaa !19
  %39 = sext i32 %38 to i64
  %40 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNSt6vectorIiSaIiEEixEm(ptr noundef nonnull align 8 dereferenceable(24) %36, i64 noundef %39) #4
  store i32 %spec.select, ptr %40, align 4, !tbaa !19
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %41 = load i32, ptr %13, align 8, !tbaa !20
  %42 = sext i32 %41 to i64
  %43 = icmp slt i64 %indvars.iv.next, %42
  br i1 %43, label %.lr.ph, label %._crit_edge, !llvm.loop !21
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN3alg11SuffixArray5equalEii(ptr noundef nonnull align 8 dereferenceable(72), i32 noundef, i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZSt4fillIN9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEEiEvT_S7_RKT0_(ptr, ptr, ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNK9__gnu_cxx17__normal_iteratorIPiSt6vectorIiSaIiEEEplEl(ptr noundef nonnull align 8 dereferenceable(8), i64 noundef) local_unnamed_addr #1 align 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 = { 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 = { 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, !18, i64 56}
!6 = !{!"_ZTSN3alg11SuffixArrayE", !7, i64 0, !14, i64 24, !18, i64 48, !18, i64 52, !18, i64 56, !11, i64 64}
!7 = !{!"_ZTSSt6vectorIS_IiSaIiEESaIS1_EE", !8, i64 0}
!8 = !{!"_ZTSSt12_Vector_baseISt6vectorIiSaIiEESaIS2_EE", !9, i64 0}
!9 = !{!"_ZTSNSt12_Vector_baseISt6vectorIiSaIiEESaIS2_EE12_Vector_implE", !10, i64 0}
!10 = !{!"_ZTSNSt12_Vector_baseISt6vectorIiSaIiEESaIS2_EE17_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 = !{!"_ZTSSt6vectorIiSaIiEE", !15, i64 0}
!15 = !{!"_ZTSSt12_Vector_baseIiSaIiEE", !16, i64 0}
!16 = !{!"_ZTSNSt12_Vector_baseIiSaIiEE12_Vector_implE", !17, i64 0}
!17 = !{!"_ZTSNSt12_Vector_baseIiSaIiEE17_Vector_impl_dataE", !11, i64 0, !11, i64 8, !11, i64 16}
!18 = !{!"int", !12, i64 0}
!19 = !{!18, !18, i64 0}
!20 = !{!6, !18, i64 48}
!21 = distinct !{!21, !22}
!22 = !{!"llvm.loop.mustprogress"}


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