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

@.str.1 = external hidden unnamed_addr constant [38 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [35 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

declare i32 @printf(ptr noundef, ...) #1

; Function Attrs: noreturn nounwind
declare void @exit(i32 noundef) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind uwtable
define dso_local i32 @snk_powers_process(ptr noundef %0) #3 {
  %2 = alloca ptr, align 8
  %3 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #4
  %4 = load ptr, ptr %2, align 8, !tbaa !5
  %5 = getelementptr inbounds %struct.snk_powers_obj, ptr %4, i32 0, i32 9
  %6 = load ptr, ptr %5, align 8, !tbaa !9
  %7 = getelementptr inbounds %struct.msg_powers_obj, ptr %6, i32 0, i32 0
  %8 = load i64, ptr %7, align 8, !tbaa !13
  %9 = icmp ne i64 %8, 0
  br i1 %9, label %10, label %31

10:                                               ; preds = %1
  %11 = load ptr, ptr %2, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct.snk_powers_obj, ptr %11, i32 0, i32 4
  %13 = load ptr, ptr %12, align 8, !tbaa !15
  %14 = getelementptr inbounds %struct.format_obj, ptr %13, i32 0, i32 0
  %15 = load i32, ptr %14, align 4, !tbaa !16
  switch i32 %15, label %18 [
    i32 0, label %16
  ]

16:                                               ; preds = %10
  %17 = load ptr, ptr %2, align 8, !tbaa !5
  call void @snk_powers_process_format_undefined(ptr noundef %17)
  br label %20

18:                                               ; preds = %10
  %19 = call i32 (ptr, ...) @printf(ptr noundef @.str.2)
  call void @exit(i32 noundef 1) #5
  unreachable

20:                                               ; preds = %16
  %21 = load ptr, ptr %2, align 8, !tbaa !5
  %22 = getelementptr inbounds %struct.snk_powers_obj, ptr %21, i32 0, i32 5
  %23 = load ptr, ptr %22, align 8, !tbaa !18
  %24 = getelementptr inbounds %struct.interface_obj, ptr %23, i32 0, i32 0
  %25 = load i32, ptr %24, align 8, !tbaa !19
  switch i32 %25, label %28 [
    i32 1, label %26
  ]

26:                                               ; preds = %20
  %27 = load ptr, ptr %2, align 8, !tbaa !5
  call void @snk_powers_process_interface_blackhole(ptr noundef %27)
  br label %30

28:                                               ; preds = %20
  %29 = call i32 (ptr, ...) @printf(ptr noundef @.str.1)
  call void @exit(i32 noundef 1) #5
  unreachable

30:                                               ; preds = %26
  store i32 0, ptr %3, align 4, !tbaa !21
  br label %32

31:                                               ; preds = %1
  store i32 -1, ptr %3, align 4, !tbaa !21
  br label %32

32:                                               ; preds = %31, %30
  %33 = load i32, ptr %3, align 4, !tbaa !21
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #4
  ret i32 %33
}

; Function Attrs: nounwind uwtable
declare dso_local void @snk_powers_process_format_undefined(ptr noundef) #3

; Function Attrs: nounwind uwtable
declare dso_local void @snk_powers_process_interface_blackhole(ptr noundef) #3

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 #3 = { 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 #4 = { nounwind }
attributes #5 = { 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 64}
!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, !11, i64 0}
!14 = !{!"msg_powers_obj", !11, i64 0, !12, i64 8, !6, i64 16}
!15 = !{!10, !6, i64 24}
!16 = !{!17, !12, i64 0}
!17 = !{!"format_obj", !12, i64 0}
!18 = !{!10, !6, i64 32}
!19 = !{!20, !12, i64 0}
!20 = !{!"interface_obj", !12, i64 0, !6, i64 8, !6, i64 16, !12, i64 24, !6, i64 32}
!21 = !{!12, !12, 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"

@.str.1 = external hidden unnamed_addr constant [38 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [35 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 range(i32 -1, 1) i32 @snk_powers_process(ptr noundef %0) local_unnamed_addr #2 {
  %2 = getelementptr inbounds i8, ptr %0, i64 64
  %3 = load ptr, ptr %2, align 8, !tbaa !5
  %4 = load i64, ptr %3, align 8, !tbaa !12
  %.not = icmp eq i64 %4, 0
  br i1 %.not, label %18, label %5

5:                                                ; preds = %1
  %6 = getelementptr inbounds i8, ptr %0, i64 24
  %7 = load ptr, ptr %6, align 8, !tbaa !14
  %8 = load i32, ptr %7, align 4, !tbaa !15
  %cond = icmp eq i32 %8, 0
  br i1 %cond, label %9, label %13

9:                                                ; preds = %5
  tail call void @snk_powers_process_format_undefined(ptr noundef nonnull %0)
  %10 = getelementptr inbounds i8, ptr %0, i64 32
  %11 = load ptr, ptr %10, align 8, !tbaa !17
  %12 = load i32, ptr %11, align 8, !tbaa !18
  %cond1 = icmp eq i32 %12, 1
  br i1 %cond1, label %15, label %16

13:                                               ; preds = %5
  %14 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2)
  tail call void @exit(i32 noundef 1) #3
  unreachable

15:                                               ; preds = %9
  tail call void @snk_powers_process_interface_blackhole(ptr noundef nonnull %0)
  br label %18

16:                                               ; preds = %9
  %17 = tail call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1)
  tail call void @exit(i32 noundef 1) #3
  unreachable

18:                                               ; preds = %1, %15
  %.0 = phi i32 [ 0, %15 ], [ -1, %1 ]
  ret i32 %.0
}

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

; Function Attrs: nounwind uwtable
declare dso_local void @snk_powers_process_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 64}
!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, !7, i64 0}
!13 = !{!"msg_powers_obj", !7, i64 0, !10, i64 8, !11, i64 16}
!14 = !{!6, !11, i64 24}
!15 = !{!16, !10, i64 0}
!16 = !{!"format_obj", !10, i64 0}
!17 = !{!6, !11, i64 32}
!18 = !{!19, !10, i64 0}
!19 = !{!"interface_obj", !10, i64 0, !11, i64 8, !11, i64 16, !10, i64 24, !11, i64 32}


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