; LLVM IR from Softmotions/iowow :: src/json (iwbinn)

; 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.binn_struct = type { i32, i32, i32, i32, ptr, i32, i32, i32, i32, ptr, i32, i32, ptr, ptr, ptr, %union.anon }
%union.anon = type { i64 }

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

; 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
declare dso_local i32 @binn_save_header(ptr noundef) #1

; Function Attrs: nounwind uwtable
define dso_local ptr @binn_ptr(ptr noundef %0) #1 {
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #2
  %6 = load ptr, ptr %3, align 8, !tbaa !5
  %7 = call i32 @binn_get_ptr_type(ptr noundef %6)
  switch i32 %7, label %28 [
    i32 1, label %8
    i32 2, label %26
  ]

8:                                                ; preds = %1
  %9 = load ptr, ptr %3, align 8, !tbaa !5
  store ptr %9, ptr %4, align 8, !tbaa !5
  %10 = load ptr, ptr %4, align 8, !tbaa !5
  %11 = getelementptr inbounds %struct.binn_struct, ptr %10, i32 0, i32 2
  %12 = load i32, ptr %11, align 8, !tbaa !9
  %13 = icmp ne i32 %12, 0
  br i1 %13, label %14, label %22

14:                                               ; preds = %8
  %15 = load ptr, ptr %4, align 8, !tbaa !5
  %16 = getelementptr inbounds %struct.binn_struct, ptr %15, i32 0, i32 3
  %17 = load i32, ptr %16, align 4, !tbaa !12
  %18 = icmp ne i32 %17, 0
  br i1 %18, label %19, label %22

19:                                               ; preds = %14
  %20 = load ptr, ptr %4, align 8, !tbaa !5
  %21 = call i32 @binn_save_header(ptr noundef %20)
  br label %22

22:                                               ; preds = %19, %14, %8
  %23 = load ptr, ptr %4, align 8, !tbaa !5
  %24 = getelementptr inbounds %struct.binn_struct, ptr %23, i32 0, i32 9
  %25 = load ptr, ptr %24, align 8, !tbaa !13
  store ptr %25, ptr %2, align 8
  store i32 1, ptr %5, align 4
  br label %29

26:                                               ; preds = %1
  %27 = load ptr, ptr %3, align 8, !tbaa !5
  store ptr %27, ptr %2, align 8
  store i32 1, ptr %5, align 4
  br label %29

28:                                               ; preds = %1
  store ptr null, ptr %2, align 8
  store i32 1, ptr %5, align 4
  br label %29

29:                                               ; preds = %28, %26, %22
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #2
  %30 = load ptr, ptr %2, align 8
  ret ptr %30
}

; Function Attrs: nounwind uwtable
declare hidden i32 @binn_get_ptr_type(ptr noundef) #1

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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, !11, i64 8}
!10 = !{!"binn_struct", !11, i64 0, !11, i64 4, !11, i64 8, !11, i64 12, !6, i64 16, !11, i64 24, !11, i64 28, !11, i64 32, !11, i64 36, !6, i64 40, !11, i64 48, !11, i64 52, !6, i64 56, !6, i64 64, !6, i64 72, !7, i64 80}
!11 = !{!"int", !7, i64 0}
!12 = !{!10, !11, i64 12}
!13 = !{!10, !6, i64 40}


; 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: nounwind uwtable
declare dso_local i32 @binn_save_header(ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local ptr @binn_ptr(ptr noundef %0) local_unnamed_addr #0 {
  %2 = tail call i32 @binn_get_ptr_type(ptr noundef %0)
  switch i32 %2, label %14 [
    i32 1, label %3
    i32 2, label %15
  ]

3:                                                ; preds = %1
  %4 = getelementptr inbounds i8, ptr %0, i64 8
  %5 = load i32, ptr %4, align 8, !tbaa !5
  %.not = icmp eq i32 %5, 0
  br i1 %.not, label %11, label %6

6:                                                ; preds = %3
  %7 = getelementptr inbounds i8, ptr %0, i64 12
  %8 = load i32, ptr %7, align 4, !tbaa !11
  %.not8 = icmp eq i32 %8, 0
  br i1 %.not8, label %11, label %9

9:                                                ; preds = %6
  %10 = tail call i32 @binn_save_header(ptr noundef nonnull %0)
  br label %11

11:                                               ; preds = %9, %6, %3
  %12 = getelementptr inbounds i8, ptr %0, i64 40
  %13 = load ptr, ptr %12, align 8, !tbaa !12
  br label %15

14:                                               ; preds = %1
  br label %15

15:                                               ; preds = %1, %14, %11
  %.0 = phi ptr [ null, %14 ], [ %13, %11 ], [ %0, %1 ]
  ret ptr %.0
}

; Function Attrs: nounwind uwtable
declare hidden i32 @binn_get_ptr_type(ptr noundef) local_unnamed_addr #0

attributes #0 = { 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" }

!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 8}
!6 = !{!"binn_struct", !7, i64 0, !7, i64 4, !7, i64 8, !7, i64 12, !10, i64 16, !7, i64 24, !7, i64 28, !7, i64 32, !7, i64 36, !10, i64 40, !7, i64 48, !7, i64 52, !10, i64 56, !10, i64 64, !10, i64 72, !8, i64 80}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"any pointer", !8, i64 0}
!11 = !{!6, !7, i64 12}
!12 = !{!6, !10, i64 40}


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