; LLVM IR from Sonryle/JoePhys :: testbed/src/Renderer.ll (ZN8Renderer7DestroyEv)

; 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.Renderer = type { ptr, ptr }

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN8Renderer7DestroyEv(ptr noundef nonnull align 8 dereferenceable(16) %0) #0 align 2 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8
  %4 = getelementptr inbounds %struct.Renderer, ptr %3, i32 0, i32 0
  %5 = load ptr, ptr %4, align 8, !tbaa !9
  %6 = icmp ne ptr %5, null
  br i1 %6, label %7, label %16

7:                                                ; preds = %1
  %8 = getelementptr inbounds %struct.Renderer, ptr %3, i32 0, i32 0
  %9 = load ptr, ptr %8, align 8, !tbaa !9
  call void @_ZN13GLRenderLines7DestroyEv(ptr noundef nonnull align 4 dereferenceable(49184) %9)
  %10 = getelementptr inbounds %struct.Renderer, ptr %3, i32 0, i32 0
  %11 = load ptr, ptr %10, align 8, !tbaa !9
  %12 = icmp eq ptr %11, null
  br i1 %12, label %14, label %13

13:                                               ; preds = %7
  call void @_ZdlPvm(ptr noundef %11, i64 noundef 49184) #2
  br label %14

14:                                               ; preds = %13, %7
  %15 = getelementptr inbounds %struct.Renderer, ptr %3, i32 0, i32 0
  store ptr null, ptr %15, align 8, !tbaa !9
  br label %16

16:                                               ; preds = %14, %1
  %17 = getelementptr inbounds %struct.Renderer, ptr %3, i32 0, i32 1
  %18 = load ptr, ptr %17, align 8, !tbaa !11
  %19 = icmp ne ptr %18, null
  br i1 %19, label %20, label %29

20:                                               ; preds = %16
  %21 = getelementptr inbounds %struct.Renderer, ptr %3, i32 0, i32 1
  %22 = load ptr, ptr %21, align 8, !tbaa !11
  call void @_ZN17GLRenderTriangles7DestroyEv(ptr noundef nonnull align 4 dereferenceable(49184) %22)
  %23 = getelementptr inbounds %struct.Renderer, ptr %3, i32 0, i32 1
  %24 = load ptr, ptr %23, align 8, !tbaa !11
  %25 = icmp eq ptr %24, null
  br i1 %25, label %27, label %26

26:                                               ; preds = %20
  call void @_ZdlPvm(ptr noundef %24, i64 noundef 49184) #2
  br label %27

27:                                               ; preds = %26, %20
  %28 = getelementptr inbounds %struct.Renderer, ptr %3, i32 0, i32 1
  store ptr null, ptr %28, align 8, !tbaa !11
  br label %29

29:                                               ; preds = %27, %16
  ret void
}

; Function Attrs: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN13GLRenderLines7DestroyEv(ptr noundef nonnull align 4 dereferenceable(49184)) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN17GLRenderTriangles7DestroyEv(ptr noundef nonnull align 4 dereferenceable(49184)) #0 align 2

attributes #0 = { 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 = { 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 = { 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, !6, i64 0}
!10 = !{!"_ZTS8Renderer", !6, i64 0, !6, i64 8}
!11 = !{!10, !6, i64 8}


; 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 uwtable
define dso_local void @_ZN8Renderer7DestroyEv(ptr nocapture noundef nonnull align 8 dereferenceable(16) %0) local_unnamed_addr #0 align 2 {
  %2 = load ptr, ptr %0, align 8, !tbaa !5
  %.not = icmp eq ptr %2, null
  br i1 %.not, label %8, label %3

3:                                                ; preds = %1
  tail call void @_ZN13GLRenderLines7DestroyEv(ptr noundef nonnull align 4 dereferenceable(49184) %2)
  %4 = load ptr, ptr %0, align 8, !tbaa !5
  %5 = icmp eq ptr %4, null
  br i1 %5, label %7, label %6

6:                                                ; preds = %3
  tail call void @_ZdlPvm(ptr noundef nonnull %4, i64 noundef 49184) #2
  br label %7

7:                                                ; preds = %6, %3
  store ptr null, ptr %0, align 8, !tbaa !5
  br label %8

8:                                                ; preds = %7, %1
  %9 = getelementptr inbounds i8, ptr %0, i64 8
  %10 = load ptr, ptr %9, align 8, !tbaa !10
  %.not4 = icmp eq ptr %10, null
  br i1 %.not4, label %16, label %11

11:                                               ; preds = %8
  tail call void @_ZN17GLRenderTriangles7DestroyEv(ptr noundef nonnull align 4 dereferenceable(49184) %10)
  %12 = load ptr, ptr %9, align 8, !tbaa !10
  %13 = icmp eq ptr %12, null
  br i1 %13, label %15, label %14

14:                                               ; preds = %11
  tail call void @_ZdlPvm(ptr noundef nonnull %12, i64 noundef 49184) #2
  br label %15

15:                                               ; preds = %14, %11
  store ptr null, ptr %9, align 8, !tbaa !10
  br label %16

16:                                               ; preds = %15, %8
  ret void
}

; Function Attrs: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN13GLRenderLines7DestroyEv(ptr noundef nonnull align 4 dereferenceable(49184)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN17GLRenderTriangles7DestroyEv(ptr noundef nonnull align 4 dereferenceable(49184)) local_unnamed_addr #0 align 2

attributes #0 = { 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 = { 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 = { 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 = !{!"_ZTS8Renderer", !7, i64 0, !7, i64 8}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!6, !7, i64 8}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,TailCallElimPass