; LLVM IR from VTIvanov20/eight-ball-pool :: src/drawable.ll (ZN15DrawableManager19DestroyAllDrawablesEv)

; 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::__cxx11::list" = type { %"class.std::__cxx11::_List_base" }
%"class.std::__cxx11::_List_base" = type { %"struct.std::__cxx11::_List_base<DrawableManager::Drawable *, std::allocator<DrawableManager::Drawable *>>::_List_impl" }
%"struct.std::__cxx11::_List_base<DrawableManager::Drawable *, std::allocator<DrawableManager::Drawable *>>::_List_impl" = type { %"struct.std::__detail::_List_node_header" }
%"struct.std::__detail::_List_node_header" = type { %"struct.std::__detail::_List_node_base", i64 }
%"struct.std::__detail::_List_node_base" = type { ptr, ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"struct.std::_List_iterator" = type { ptr }

@_ZN15DrawableManager12drawablePoolB5cxx11E = external dso_local global %"class.std::__cxx11::list", align 8
@_ZN15DrawableManager9currentIdE = external dso_local global i32, align 4
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.2 = external hidden unnamed_addr constant [52 x i8], align 1

; 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) #0

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) #1

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt7__cxx114listIPN15DrawableManager8DrawableESaIS3_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt7__cxx114listIPN15DrawableManager8DrawableESaIS3_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt14_List_iteratorIPN15DrawableManager8DrawableEES5_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt14_List_iteratorIPN15DrawableManager8DrawableEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt14_List_iteratorIPN15DrawableManager8DrawableEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #4 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN15DrawableManager19DestroyAllDrawablesEv() #2 {
  %1 = alloca ptr, align 8
  %2 = alloca %"struct.std::_List_iterator", align 8
  %3 = alloca %"struct.std::_List_iterator", align 8
  %4 = alloca ptr, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %1) #5
  store ptr @_ZN15DrawableManager12drawablePoolB5cxx11E, ptr %1, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #5
  %5 = call ptr @_ZNSt7__cxx114listIPN15DrawableManager8DrawableESaIS3_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @_ZN15DrawableManager12drawablePoolB5cxx11E) #5
  %6 = getelementptr inbounds %"struct.std::_List_iterator", ptr %2, i32 0, i32 0
  store ptr %5, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #5
  %7 = call ptr @_ZNSt7__cxx114listIPN15DrawableManager8DrawableESaIS3_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @_ZN15DrawableManager12drawablePoolB5cxx11E) #5
  %8 = getelementptr inbounds %"struct.std::_List_iterator", ptr %3, i32 0, i32 0
  store ptr %7, ptr %8, align 8
  br label %9

9:                                                ; preds = %28, %0
  %10 = call noundef zeroext i1 @_ZStneRKSt14_List_iteratorIPN15DrawableManager8DrawableEES5_(ptr noundef nonnull align 8 dereferenceable(8) %2, ptr noundef nonnull align 8 dereferenceable(8) %3) #5
  br i1 %10, label %12, label %11

11:                                               ; preds = %9
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %1) #5
  br label %30

12:                                               ; preds = %9
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #5
  %13 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt14_List_iteratorIPN15DrawableManager8DrawableEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #5
  store ptr %13, ptr %4, align 8, !tbaa !5
  %14 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef @.str.2)
  %15 = load ptr, ptr %4, align 8, !tbaa !5
  %16 = load ptr, ptr %15, align 8, !tbaa !5
  %17 = call noundef i32 @_ZN15DrawableManager8Drawable5GetIDEv(ptr noundef nonnull align 8 dereferenceable(12) %16)
  %18 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %14, i32 noundef %17)
  %19 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %18, ptr noundef @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  %20 = load ptr, ptr %4, align 8, !tbaa !5
  %21 = load ptr, ptr %20, align 8, !tbaa !5
  %22 = icmp eq ptr %21, null
  br i1 %22, label %27, label %23

23:                                               ; preds = %12
  %24 = load ptr, ptr %21, align 8, !tbaa !9
  %25 = getelementptr inbounds ptr, ptr %24, i64 1
  %26 = load ptr, ptr %25, align 8
  call void %26(ptr noundef nonnull align 8 dereferenceable(12) %21) #5
  br label %27

27:                                               ; preds = %23, %12
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #5
  br label %28

28:                                               ; preds = %27
  %29 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt14_List_iteratorIPN15DrawableManager8DrawableEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %2) #5
  br label %9

30:                                               ; preds = %11
  call void @_ZNSt7__cxx114listIPN15DrawableManager8DrawableESaIS3_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) @_ZN15DrawableManager12drawablePoolB5cxx11E) #5
  store i32 0, ptr @_ZN15DrawableManager9currentIdE, align 4, !tbaa !11
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN15DrawableManager8Drawable5GetIDEv(ptr noundef nonnull align 8 dereferenceable(12)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt7__cxx114listIPN15DrawableManager8DrawableESaIS3_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) #4 align 2

attributes #0 = { 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 #1 = { "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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #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 = !{!"vtable pointer", !8, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !7, i64 0}


; 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::__cxx11::list" = type { %"class.std::__cxx11::_List_base" }
%"class.std::__cxx11::_List_base" = type { %"struct.std::__cxx11::_List_base<DrawableManager::Drawable *, std::allocator<DrawableManager::Drawable *>>::_List_impl" }
%"struct.std::__cxx11::_List_base<DrawableManager::Drawable *, std::allocator<DrawableManager::Drawable *>>::_List_impl" = type { %"struct.std::__detail::_List_node_header" }
%"struct.std::__detail::_List_node_header" = type { %"struct.std::__detail::_List_node_base", i64 }
%"struct.std::__detail::_List_node_base" = type { ptr, ptr }
%"class.std::basic_ostream" = type { ptr, %"class.std::basic_ios" }
%"class.std::basic_ios" = type { %"class.std::ios_base", ptr, i8, i8, ptr, ptr, ptr, ptr }
%"class.std::ios_base" = type { ptr, i64, i64, i32, i32, i32, ptr, %"struct.std::ios_base::_Words", [8 x %"struct.std::ios_base::_Words"], i32, ptr, %"class.std::locale" }
%"struct.std::ios_base::_Words" = type { ptr, i64 }
%"class.std::locale" = type { ptr }
%"struct.std::_List_iterator" = type { ptr }

@_ZN15DrawableManager12drawablePoolB5cxx11E = external dso_local global %"class.std::__cxx11::list", align 8
@_ZN15DrawableManager9currentIdE = external dso_local local_unnamed_addr global i32, align 4
@_ZSt4cout = external global %"class.std::basic_ostream", align 8
@.str.2 = external hidden unnamed_addr constant [52 x i8], align 1

; 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 #0

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8), i32 noundef) local_unnamed_addr #1

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

; Function Attrs: inlinehint mustprogress uwtable
declare noundef nonnull align 8 dereferenceable(8) ptr @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_(ptr noundef nonnull align 8 dereferenceable(8)) #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt7__cxx114listIPN15DrawableManager8DrawableESaIS3_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt7__cxx114listIPN15DrawableManager8DrawableESaIS3_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZStneRKSt14_List_iteratorIPN15DrawableManager8DrawableEES5_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt14_List_iteratorIPN15DrawableManager8DrawableEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt14_List_iteratorIPN15DrawableManager8DrawableEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN15DrawableManager19DestroyAllDrawablesEv() local_unnamed_addr #2 {
  %1 = alloca %"struct.std::_List_iterator", align 8
  %2 = alloca %"struct.std::_List_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #5
  %3 = tail call ptr @_ZNSt7__cxx114listIPN15DrawableManager8DrawableESaIS3_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) @_ZN15DrawableManager12drawablePoolB5cxx11E) #5
  store ptr %3, ptr %1, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #5
  %4 = tail call ptr @_ZNSt7__cxx114listIPN15DrawableManager8DrawableESaIS3_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) @_ZN15DrawableManager12drawablePoolB5cxx11E) #5
  store ptr %4, ptr %2, align 8
  %5 = call noundef zeroext i1 @_ZStneRKSt14_List_iteratorIPN15DrawableManager8DrawableEES5_(ptr noundef nonnull align 8 dereferenceable(8) %1, ptr noundef nonnull align 8 dereferenceable(8) %2) #5
  br i1 %5, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %18, %0
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #5
  call void @_ZNSt7__cxx114listIPN15DrawableManager8DrawableESaIS3_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) @_ZN15DrawableManager12drawablePoolB5cxx11E) #5
  store i32 0, ptr @_ZN15DrawableManager9currentIdE, align 4, !tbaa !5
  ret void

.lr.ph:                                           ; preds = %0, %18
  %6 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt14_List_iteratorIPN15DrawableManager8DrawableEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %1) #5
  %7 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc(ptr noundef nonnull align 8 dereferenceable(8) @_ZSt4cout, ptr noundef nonnull @.str.2)
  %8 = load ptr, ptr %6, align 8, !tbaa !9
  %9 = call noundef i32 @_ZN15DrawableManager8Drawable5GetIDEv(ptr noundef nonnull align 8 dereferenceable(12) %8)
  %10 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEi(ptr noundef nonnull align 8 dereferenceable(8) %7, i32 noundef %9)
  %11 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSolsEPFRSoS_E(ptr noundef nonnull align 8 dereferenceable(8) %10, ptr noundef nonnull @_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_)
  %12 = load ptr, ptr %6, align 8, !tbaa !9
  %13 = icmp eq ptr %12, null
  br i1 %13, label %18, label %14

14:                                               ; preds = %.lr.ph
  %15 = load ptr, ptr %12, align 8, !tbaa !11
  %16 = getelementptr inbounds i8, ptr %15, i64 8
  %17 = load ptr, ptr %16, align 8
  call void %17(ptr noundef nonnull align 8 dereferenceable(12) %12) #5
  br label %18

18:                                               ; preds = %14, %.lr.ph
  %19 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt14_List_iteratorIPN15DrawableManager8DrawableEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %1) #5
  %20 = call noundef zeroext i1 @_ZStneRKSt14_List_iteratorIPN15DrawableManager8DrawableEES5_(ptr noundef nonnull align 8 dereferenceable(8) %1, ptr noundef nonnull align 8 dereferenceable(8) %2) #5
  br i1 %20, label %.lr.ph, label %._crit_edge
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZN15DrawableManager8Drawable5GetIDEv(ptr noundef nonnull align 8 dereferenceable(12)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt7__cxx114listIPN15DrawableManager8DrawableESaIS3_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #4 align 2

attributes #0 = { 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 #1 = { "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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"vtable pointer", !8, i64 0}


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