; LLVM IR from microsoft/Multiverso :: Applications/WordEmbedding/src (data_block)

; 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.wordembedding::DataBlock" = type <{ %"class.std::unordered_set", %"class.std::unordered_set", %"class.std::unordered_set", %"class.std::vector", ptr, ptr, ptr, ptr, i8, i8, [6 x i8] }>
%"class.std::unordered_set" = type { %"class.std::_Hashtable" }
%"class.std::_Hashtable" = type { ptr, i64, %"struct.std::__detail::_Hash_node_base", i64, %"struct.std::__detail::_Prime_rehash_policy", ptr }
%"struct.std::__detail::_Hash_node_base" = type { ptr }
%"struct.std::__detail::_Prime_rehash_policy" = type { float, i64 }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<wordembedding::DataBlock::Sentence, std::allocator<wordembedding::DataBlock::Sentence>>::_Vector_impl" }
%"struct.std::_Vector_base<wordembedding::DataBlock::Sentence, std::allocator<wordembedding::DataBlock::Sentence>>::_Vector_impl" = type { %"struct.std::_Vector_base<wordembedding::DataBlock::Sentence, std::allocator<wordembedding::DataBlock::Sentence>>::_Vector_impl_data" }
%"struct.std::_Vector_base<wordembedding::DataBlock::Sentence, std::allocator<wordembedding::DataBlock::Sentence>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.wordembedding::DataBlock::Sentence" = type { ptr, i32, i64, i64 }

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN13wordembedding9DataBlock14ClearSentencesEv(ptr noundef nonnull align 8 dereferenceable(226) %0) #0 align 2 {
  %2 = alloca ptr, align 8
  %3 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  %4 = load ptr, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #3
  store i32 0, ptr %3, align 4, !tbaa !9
  br label %5

5:                                                ; preds = %22, %1
  %6 = load i32, ptr %3, align 4, !tbaa !9
  %7 = sext i32 %6 to i64
  %8 = getelementptr inbounds %"class.wordembedding::DataBlock", ptr %4, i32 0, i32 3
  %9 = call noundef i64 @_ZNKSt6vectorIN13wordembedding9DataBlock8SentenceESaIS2_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %8) #3
  %10 = icmp ult i64 %7, %9
  br i1 %10, label %12, label %11

11:                                               ; preds = %5
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #3
  br label %25

12:                                               ; preds = %5
  %13 = getelementptr inbounds %"class.wordembedding::DataBlock", ptr %4, i32 0, i32 3
  %14 = load i32, ptr %3, align 4, !tbaa !9
  %15 = sext i32 %14 to i64
  %16 = call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorIN13wordembedding9DataBlock8SentenceESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %13, i64 noundef %15) #3
  %17 = getelementptr inbounds %"struct.wordembedding::DataBlock::Sentence", ptr %16, i32 0, i32 0
  %18 = load ptr, ptr %17, align 8, !tbaa !11
  %19 = icmp eq ptr %18, null
  br i1 %19, label %21, label %20

20:                                               ; preds = %12
  call void @_ZdaPv(ptr noundef %18) #4
  br label %21

21:                                               ; preds = %20, %12
  br label %22

22:                                               ; preds = %21
  %23 = load i32, ptr %3, align 4, !tbaa !9
  %24 = add nsw i32 %23, 1
  store i32 %24, ptr %3, align 4, !tbaa !9
  br label %5, !llvm.loop !14

25:                                               ; preds = %11
  %26 = getelementptr inbounds %"class.wordembedding::DataBlock", ptr %4, i32 0, i32 3
  call void @_ZNSt6vectorIN13wordembedding9DataBlock8SentenceESaIS2_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) %26) #3
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIN13wordembedding9DataBlock8SentenceESaIS2_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorIN13wordembedding9DataBlock8SentenceESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

; Function Attrs: nobuiltin nounwind
declare void @_ZdaPv(ptr noundef) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIN13wordembedding9DataBlock8SentenceESaIS2_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nobuiltin nounwind "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 }
attributes #4 = { builtin 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, !6, i64 0}
!12 = !{!"_ZTSN13wordembedding9DataBlock8SentenceE", !6, i64 0, !10, i64 8, !13, i64 16, !13, i64 24}
!13 = !{!"long", !7, i64 0}
!14 = distinct !{!14, !15}
!15 = !{!"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
define dso_local void @_ZN13wordembedding9DataBlock14ClearSentencesEv(ptr noundef nonnull align 8 dereferenceable(226) %0) local_unnamed_addr #0 align 2 {
  %2 = getelementptr inbounds i8, ptr %0, i64 168
  %3 = tail call noundef i64 @_ZNKSt6vectorIN13wordembedding9DataBlock8SentenceESaIS2_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #2
  %.not = icmp eq i64 %3, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %8, %1
  tail call void @_ZNSt6vectorIN13wordembedding9DataBlock8SentenceESaIS2_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #2
  ret void

.lr.ph:                                           ; preds = %1, %8
  %indvars.iv = phi i64 [ %indvars.iv.next, %8 ], [ 0, %1 ]
  %4 = tail call noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorIN13wordembedding9DataBlock8SentenceESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %2, i64 noundef %indvars.iv) #2
  %5 = load ptr, ptr %4, align 8, !tbaa !5
  %6 = icmp eq ptr %5, null
  br i1 %6, label %8, label %7

7:                                                ; preds = %.lr.ph
  tail call void @_ZdaPv(ptr noundef nonnull %5) #3
  br label %8

8:                                                ; preds = %.lr.ph, %7
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %9 = tail call noundef i64 @_ZNKSt6vectorIN13wordembedding9DataBlock8SentenceESaIS2_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %2) #2
  %10 = icmp ugt i64 %9, %indvars.iv.next
  br i1 %10, label %.lr.ph, label %._crit_edge, !llvm.loop !12
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIN13wordembedding9DataBlock8SentenceESaIS2_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZNSt6vectorIN13wordembedding9DataBlock8SentenceESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: nobuiltin nounwind
declare void @_ZdaPv(ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIN13wordembedding9DataBlock8SentenceESaIS2_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

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 = { nobuiltin nounwind "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 }
attributes #3 = { builtin 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 0}
!6 = !{!"_ZTSN13wordembedding9DataBlock8SentenceE", !7, i64 0, !10, i64 8, !11, i64 16, !11, i64 24}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!"long", !8, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}


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