; LLVM IR from sp-nitech/SPTK :: third_party/WORLD/fft_world.ll (ZN4sptk5world16fft_destroy_planENS0_8fft_planE)

; 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.sptk::world::fft_plan" = type { i32, i32, i32, ptr, ptr, ptr, ptr, ptr, ptr, ptr }

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN4sptk5world16fft_destroy_planENS0_8fft_planE(ptr noundef byval(%"struct.sptk::world::fft_plan") align 8 %0) #0 {
  %2 = getelementptr inbounds %"struct.sptk::world::fft_plan", ptr %0, i32 0, i32 0
  store i32 0, ptr %2, align 8, !tbaa !5
  %3 = getelementptr inbounds %"struct.sptk::world::fft_plan", ptr %0, i32 0, i32 4
  store ptr null, ptr %3, align 8, !tbaa !11
  %4 = getelementptr inbounds %"struct.sptk::world::fft_plan", ptr %0, i32 0, i32 3
  store ptr null, ptr %4, align 8, !tbaa !12
  %5 = getelementptr inbounds %"struct.sptk::world::fft_plan", ptr %0, i32 0, i32 6
  store ptr null, ptr %5, align 8, !tbaa !13
  %6 = getelementptr inbounds %"struct.sptk::world::fft_plan", ptr %0, i32 0, i32 5
  store ptr null, ptr %6, align 8, !tbaa !14
  %7 = getelementptr inbounds %"struct.sptk::world::fft_plan", ptr %0, i32 0, i32 1
  store i32 0, ptr %7, align 4, !tbaa !15
  %8 = getelementptr inbounds %"struct.sptk::world::fft_plan", ptr %0, i32 0, i32 2
  store i32 0, ptr %8, align 8, !tbaa !16
  %9 = getelementptr inbounds %"struct.sptk::world::fft_plan", ptr %0, i32 0, i32 7
  %10 = load ptr, ptr %9, align 8, !tbaa !17
  %11 = icmp eq ptr %10, null
  br i1 %11, label %13, label %12

12:                                               ; preds = %1
  call void @_ZdaPv(ptr noundef %10) #2
  br label %13

13:                                               ; preds = %12, %1
  %14 = getelementptr inbounds %"struct.sptk::world::fft_plan", ptr %0, i32 0, i32 8
  %15 = load ptr, ptr %14, align 8, !tbaa !18
  %16 = icmp eq ptr %15, null
  br i1 %16, label %18, label %17

17:                                               ; preds = %13
  call void @_ZdaPv(ptr noundef %15) #2
  br label %18

18:                                               ; preds = %17, %13
  %19 = getelementptr inbounds %"struct.sptk::world::fft_plan", ptr %0, i32 0, i32 9
  %20 = load ptr, ptr %19, align 8, !tbaa !19
  %21 = icmp eq ptr %20, null
  br i1 %21, label %23, label %22

22:                                               ; preds = %18
  call void @_ZdaPv(ptr noundef %20) #2
  br label %23

23:                                               ; preds = %22, %18
  ret void
}

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

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 }

!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 = !{!"_ZTSN4sptk5world8fft_planE", !7, i64 0, !7, i64 4, !7, i64 8, !10, i64 16, !10, i64 24, !10, i64 32, !10, i64 40, !10, i64 48, !10, i64 56, !10, i64 64}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!6, !10, i64 24}
!12 = !{!6, !10, i64 16}
!13 = !{!6, !10, i64 40}
!14 = !{!6, !10, i64 32}
!15 = !{!6, !7, i64 4}
!16 = !{!6, !7, i64 8}
!17 = !{!6, !10, i64 48}
!18 = !{!6, !10, i64 56}
!19 = !{!6, !10, i64 64}


; 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"

%"struct.sptk::world::fft_plan" = type { i32, i32, i32, ptr, ptr, ptr, ptr, ptr, ptr, ptr }

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN4sptk5world16fft_destroy_planENS0_8fft_planE(ptr nocapture noundef readonly byval(%"struct.sptk::world::fft_plan") align 8 %0) local_unnamed_addr #0 {
  %2 = getelementptr inbounds i8, ptr %0, i64 48
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %4 = icmp eq ptr %3, null
  br i1 %4, label %6, label %5

5:                                                ; preds = %1
  tail call void @_ZdaPv(ptr noundef nonnull %3) #2
  br label %6

6:                                                ; preds = %5, %1
  %7 = getelementptr inbounds i8, ptr %0, i64 56
  %8 = load ptr, ptr %7, align 8, !tbaa !11
  %9 = icmp eq ptr %8, null
  br i1 %9, label %11, label %10

10:                                               ; preds = %6
  tail call void @_ZdaPv(ptr noundef nonnull %8) #2
  br label %11

11:                                               ; preds = %10, %6
  %12 = getelementptr inbounds i8, ptr %0, i64 64
  %13 = load ptr, ptr %12, align 8, !tbaa !12
  %14 = icmp eq ptr %13, null
  br i1 %14, label %16, label %15

15:                                               ; preds = %11
  tail call void @_ZdaPv(ptr noundef nonnull %13) #2
  br label %16

16:                                               ; preds = %15, %11
  ret void
}

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

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 }

!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, !10, i64 48}
!6 = !{!"_ZTSN4sptk5world8fft_planE", !7, i64 0, !7, i64 4, !7, i64 8, !10, i64 16, !10, i64 24, !10, i64 32, !10, i64 40, !10, i64 48, !10, i64 56, !10, i64 64}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!6, !10, i64 56}
!12 = !{!6, !10, i64 64}


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