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

; 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.jbl = type { %struct.binn_struct, ptr }
%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
define dso_local i64 @jbl_iterator_init(ptr noundef %0, ptr noundef %1) #1 {
  %3 = alloca i64, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  %9 = load ptr, ptr %4, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.jbl, ptr %9, i32 0, i32 0
  %11 = getelementptr inbounds %struct.binn_struct, ptr %10, i32 0, i32 8
  %12 = load i32, ptr %11, align 4, !tbaa !9
  store i32 %12, ptr %6, align 4, !tbaa !13
  %13 = load i32, ptr %6, align 4, !tbaa !13
  %14 = icmp ne i32 %13, 226
  br i1 %14, label %15, label %23

15:                                               ; preds = %2
  %16 = load i32, ptr %6, align 4, !tbaa !13
  %17 = icmp ne i32 %16, 224
  br i1 %17, label %18, label %23

18:                                               ; preds = %15
  %19 = load i32, ptr %6, align 4, !tbaa !13
  %20 = icmp ne i32 %19, 225
  br i1 %20, label %21, label %23

21:                                               ; preds = %18
  %22 = load ptr, ptr %5, align 8, !tbaa !5
  call void @llvm.memset.p0.i64(ptr align 8 %22, i8 0, i64 32, i1 false)
  store i64 0, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %34

23:                                               ; preds = %18, %15, %2
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #4
  %24 = load ptr, ptr %5, align 8, !tbaa !5
  store ptr %24, ptr %8, align 8, !tbaa !5
  %25 = load ptr, ptr %8, align 8, !tbaa !5
  %26 = load ptr, ptr %4, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.jbl, ptr %26, i32 0, i32 0
  %28 = load i32, ptr %6, align 4, !tbaa !13
  %29 = call i32 @binn_iter_init(ptr noundef %25, ptr noundef %27, i32 noundef %28)
  %30 = icmp ne i32 %29, 0
  br i1 %30, label %32, label %31

31:                                               ; preds = %23
  store i64 76002, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %33

32:                                               ; preds = %23
  store i64 0, ptr %3, align 8
  store i32 1, ptr %7, align 4
  br label %33

33:                                               ; preds = %32, %31
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #4
  br label %34

34:                                               ; preds = %33, %21
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  %35 = load i64, ptr %3, align 8
  ret i64 %35
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #2

declare i32 @binn_iter_init(ptr noundef, ptr noundef, i32 noundef) #3

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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #3 = { "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 }

!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, !12, i64 36}
!10 = !{!"jbl", !11, i64 0, !6, i64 88}
!11 = !{!"binn_struct", !12, i64 0, !12, i64 4, !12, i64 8, !12, i64 12, !6, i64 16, !12, i64 24, !12, i64 28, !12, i64 32, !12, i64 36, !6, i64 40, !12, i64 48, !12, i64 52, !6, i64 56, !6, i64 64, !6, i64 72, !7, i64 80}
!12 = !{!"int", !7, i64 0}
!13 = !{!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"

; Function Attrs: nounwind uwtable
define dso_local range(i64 0, 76003) i64 @jbl_iterator_init(ptr noundef %0, ptr noundef %1) local_unnamed_addr #0 {
  %3 = getelementptr inbounds i8, ptr %0, i64 36
  %4 = load i32, ptr %3, align 4, !tbaa !5
  %.off = add i32 %4, -224
  %switch = icmp ult i32 %.off, 3
  br i1 %switch, label %6, label %5

5:                                                ; preds = %2
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %1, i8 0, i64 32, i1 false)
  br label %8

6:                                                ; preds = %2
  %7 = tail call i32 @binn_iter_init(ptr noundef %1, ptr noundef nonnull %0, i32 noundef %4) #3
  %.not = icmp eq i32 %7, 0
  %. = select i1 %.not, i64 76002, i64 0
  br label %8

8:                                                ; preds = %6, %5
  %.1 = phi i64 [ 0, %5 ], [ %., %6 ]
  ret i64 %.1
}

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

declare i32 @binn_iter_init(ptr noundef, ptr noundef, i32 noundef) local_unnamed_addr #2

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" }
attributes #1 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #2 = { "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 }

!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, !8, i64 36}
!6 = !{!"jbl", !7, i64 0, !11, i64 88}
!7 = !{!"binn_struct", !8, i64 0, !8, i64 4, !8, i64 8, !8, i64 12, !11, i64 16, !8, i64 24, !8, i64 28, !8, i64 32, !8, i64 36, !11, i64 40, !8, i64 48, !8, i64 52, !11, i64 56, !11, i64 64, !11, i64 72, !9, i64 80}
!8 = !{!"int", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C/C++ TBAA"}
!11 = !{!"any pointer", !9, i64 0}


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