; LLVM IR from introlab/odas :: src/sink (snk_powers)

; 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.snk_powers_obj = type { i64, i32, i32, i32, ptr, ptr, ptr, i32, ptr, ptr }
%struct.interface_obj = type { i32, ptr, ptr, i32, ptr }

@.str.1 = external hidden unnamed_addr constant [38 x i8], align 1

declare i32 @printf(ptr noundef, ...) #0

; Function Attrs: noreturn nounwind
declare void @exit(i32 noundef) #1

; Function Attrs: nounwind uwtable
define dso_local void @snk_powers_close(ptr noundef %0) #2 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %4 = getelementptr inbounds %struct.snk_powers_obj, ptr %3, i32 0, i32 5
  %5 = load ptr, ptr %4, align 8, !tbaa !9
  %6 = getelementptr inbounds %struct.interface_obj, ptr %5, i32 0, i32 0
  %7 = load i32, ptr %6, align 8, !tbaa !13
  switch i32 %7, label %10 [
    i32 1, label %8
  ]

8:                                                ; preds = %1
  %9 = load ptr, ptr %2, align 8, !tbaa !5
  call void @snk_powers_close_interface_blackhole(ptr noundef %9)
  br label %12

10:                                               ; preds = %1
  %11 = call i32 (ptr, ...) @printf(ptr noundef @.str.1)
  call void @exit(i32 noundef 1) #3
  unreachable

12:                                               ; preds = %8
  ret void
}

; Function Attrs: nounwind uwtable
declare dso_local void @snk_powers_close_interface_blackhole(ptr noundef) #2

attributes #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 = { noreturn 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 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 = { noreturn 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/C++ TBAA"}
!9 = !{!10, !6, i64 32}
!10 = !{!"snk_powers_obj", !11, i64 0, !12, i64 8, !12, i64 12, !12, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !12, i64 48, !6, i64 56, !6, i64 64}
!11 = !{!"long long", !7, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = !{!14, !12, i64 0}
!14 = !{!"interface_obj", !12, i64 0, !6, i64 8, !6, i64 16, !12, i64 24, !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"

@.str.1 = external hidden unnamed_addr constant [38 x i8], align 1

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #0

; Function Attrs: noreturn nounwind
declare void @exit(i32 noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local void @snk_powers_close(ptr noundef %0) local_unnamed_addr #2 {
  %2 = getelementptr inbounds i8, ptr %0, i64 32
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %4 = load i32, ptr %3, align 8, !tbaa !12
  %cond = icmp eq i32 %4, 1
  br i1 %cond, label %5, label %6

5:                                                ; preds = %1
  tail call void @snk_powers_close_interface_blackhole(ptr noundef nonnull %0)
  ret void

6:                                                ; preds = %1
  %7 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1)
  tail call void @exit(i32 noundef 1) #3
  unreachable
}

; Function Attrs: nounwind uwtable
declare dso_local void @snk_powers_close_interface_blackhole(ptr noundef) local_unnamed_addr #2

attributes #0 = { nofree 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 #1 = { noreturn 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 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 = { noreturn 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, !11, i64 32}
!6 = !{!"snk_powers_obj", !7, i64 0, !10, i64 8, !10, i64 12, !10, i64 16, !11, i64 24, !11, i64 32, !11, i64 40, !10, i64 48, !11, i64 56, !11, i64 64}
!7 = !{!"long long", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!"any pointer", !8, i64 0}
!12 = !{!13, !10, i64 0}
!13 = !{!"interface_obj", !10, i64 0, !11, i64 8, !11, i64 16, !10, i64 24, !11, i64 32}


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