; LLVM IR from alenic/realGA :: src/selection_tournament.ll (ZN19TournamentSelectionD2Ev)

; 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.TournamentSelection = type { %class.Selection, i32, i64, float, ptr, ptr }
%class.Selection = type { ptr }

@_ZTV19TournamentSelection = external dso_local unnamed_addr constant { [5 x ptr] }, align 8

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN19TournamentSelectionD2Ev(ptr noundef nonnull align 8 dereferenceable(48) %0) unnamed_addr #0 align 2 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8
  store ptr getelementptr inbounds inrange(-16, 24) ({ [5 x ptr] }, ptr @_ZTV19TournamentSelection, i32 0, i32 0, i32 2), ptr %3, align 8, !tbaa !9
  %4 = getelementptr inbounds %class.TournamentSelection, ptr %3, i32 0, i32 5
  %5 = load ptr, ptr %4, align 8, !tbaa !11
  %6 = icmp ne ptr %5, null
  br i1 %6, label %7, label %13

7:                                                ; preds = %1
  %8 = getelementptr inbounds %class.TournamentSelection, ptr %3, i32 0, i32 5
  %9 = load ptr, ptr %8, align 8, !tbaa !11
  %10 = icmp eq ptr %9, null
  br i1 %10, label %12, label %11

11:                                               ; preds = %7
  call void @_ZdaPv(ptr noundef %9) #2
  br label %12

12:                                               ; preds = %11, %7
  br label %13

13:                                               ; preds = %12, %1
  %14 = getelementptr inbounds %class.TournamentSelection, ptr %3, i32 0, i32 4
  %15 = load ptr, ptr %14, align 8, !tbaa !17
  %16 = icmp ne ptr %15, null
  br i1 %16, label %17, label %23

17:                                               ; preds = %13
  %18 = getelementptr inbounds %class.TournamentSelection, ptr %3, i32 0, i32 4
  %19 = load ptr, ptr %18, align 8, !tbaa !17
  %20 = icmp eq ptr %19, null
  br i1 %20, label %22, label %21

21:                                               ; preds = %17
  call void @_ZdaPv(ptr noundef %19) #2
  br label %22

22:                                               ; preds = %21, %17
  br label %23

23:                                               ; preds = %22, %13
  call void @_ZN9SelectionD2Ev(ptr noundef nonnull align 8 dereferenceable(8) %3) #3
  ret void
}

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9SelectionD2Ev(ptr noundef nonnull align 8 dereferenceable(8)) 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 = { builtin nounwind }
attributes #3 = { 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, !6, i64 40}
!12 = !{!"_ZTS19TournamentSelection", !13, i64 0, !14, i64 8, !15, i64 16, !16, i64 24, !6, i64 32, !6, i64 40}
!13 = !{!"_ZTS9Selection"}
!14 = !{!"int", !7, i64 0}
!15 = !{!"long", !7, i64 0}
!16 = !{!"float", !7, i64 0}
!17 = !{!12, !6, i64 32}


; 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"

@_ZTV19TournamentSelection = external dso_local unnamed_addr constant { [5 x ptr] }, align 8

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN19TournamentSelectionD2Ev(ptr noundef nonnull align 8 dereferenceable(48) %0) unnamed_addr #0 align 2 {
  store ptr getelementptr inbounds inrange(-16, 24) (i8, ptr @_ZTV19TournamentSelection, i64 16), ptr %0, align 8, !tbaa !5
  %2 = getelementptr inbounds i8, ptr %0, i64 40
  %3 = load ptr, ptr %2, align 8, !tbaa !8
  %.not = icmp eq ptr %3, null
  br i1 %.not, label %5, label %4

4:                                                ; preds = %1
  tail call void @_ZdaPv(ptr noundef nonnull %3) #2
  br label %5

5:                                                ; preds = %4, %1
  %6 = getelementptr inbounds i8, ptr %0, i64 32
  %7 = load ptr, ptr %6, align 8, !tbaa !16
  %.not2 = icmp eq ptr %7, null
  br i1 %.not2, label %9, label %8

8:                                                ; preds = %5
  tail call void @_ZdaPv(ptr noundef nonnull %7) #2
  br label %9

9:                                                ; preds = %8, %5
  tail call void @_ZN9SelectionD2Ev(ptr noundef nonnull align 8 dereferenceable(8) %0) #3
  ret void
}

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN9SelectionD2Ev(ptr noundef nonnull align 8 dereferenceable(8)) 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 = { builtin nounwind }
attributes #3 = { 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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !15, i64 40}
!9 = !{!"_ZTS19TournamentSelection", !10, i64 0, !11, i64 8, !13, i64 16, !14, i64 24, !15, i64 32, !15, i64 40}
!10 = !{!"_ZTS9Selection"}
!11 = !{!"int", !12, i64 0}
!12 = !{!"omnipotent char", !7, i64 0}
!13 = !{!"long", !12, i64 0}
!14 = !{!"float", !12, i64 0}
!15 = !{!"any pointer", !12, i64 0}
!16 = !{!9, !15, i64 32}


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