; LLVM IR from clibs/clib :: deps/parson (parson)

; 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"

@parson_free = external hidden global ptr, align 8

; 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 willreturn memory(read)
declare i64 @strlen(ptr noundef) #1

; Function Attrs: nounwind uwtable
define dso_local ptr @json_value_init_string(ptr noundef %0) #2 {
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i64, align 8
  %7 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #3
  store ptr null, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  store i64 0, ptr %6, align 8, !tbaa !9
  %8 = load ptr, ptr %3, align 8, !tbaa !5
  %9 = icmp eq ptr %8, null
  br i1 %9, label %10, label %11

10:                                               ; preds = %1
  store ptr null, ptr %2, align 8
  store i32 1, ptr %7, align 4
  br label %36

11:                                               ; preds = %1
  %12 = load ptr, ptr %3, align 8, !tbaa !5
  %13 = call i64 @strlen(ptr noundef %12) #4
  store i64 %13, ptr %6, align 8, !tbaa !9
  %14 = load ptr, ptr %3, align 8, !tbaa !5
  %15 = load i64, ptr %6, align 8, !tbaa !9
  %16 = call i32 @is_valid_utf8(ptr noundef %14, i64 noundef %15)
  %17 = icmp ne i32 %16, 0
  br i1 %17, label %19, label %18

18:                                               ; preds = %11
  store ptr null, ptr %2, align 8
  store i32 1, ptr %7, align 4
  br label %36

19:                                               ; preds = %11
  %20 = load ptr, ptr %3, align 8, !tbaa !5
  %21 = load i64, ptr %6, align 8, !tbaa !9
  %22 = call ptr @parson_strndup(ptr noundef %20, i64 noundef %21)
  store ptr %22, ptr %4, align 8, !tbaa !5
  %23 = load ptr, ptr %4, align 8, !tbaa !5
  %24 = icmp eq ptr %23, null
  br i1 %24, label %25, label %26

25:                                               ; preds = %19
  store ptr null, ptr %2, align 8
  store i32 1, ptr %7, align 4
  br label %36

26:                                               ; preds = %19
  %27 = load ptr, ptr %4, align 8, !tbaa !5
  %28 = call ptr @json_value_init_string_no_copy(ptr noundef %27)
  store ptr %28, ptr %5, align 8, !tbaa !5
  %29 = load ptr, ptr %5, align 8, !tbaa !5
  %30 = icmp eq ptr %29, null
  br i1 %30, label %31, label %34

31:                                               ; preds = %26
  %32 = load ptr, ptr @parson_free, align 8, !tbaa !5
  %33 = load ptr, ptr %4, align 8, !tbaa !5
  call void %32(ptr noundef %33)
  br label %34

34:                                               ; preds = %31, %26
  %35 = load ptr, ptr %5, align 8, !tbaa !5
  store ptr %35, ptr %2, align 8
  store i32 1, ptr %7, align 4
  br label %36

36:                                               ; preds = %34, %25, %18, %10
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #3
  %37 = load ptr, ptr %2, align 8
  ret ptr %37
}

; Function Attrs: nounwind uwtable
declare hidden i32 @is_valid_utf8(ptr noundef, i64 noundef) #2

; Function Attrs: nounwind uwtable
declare hidden ptr @parson_strndup(ptr noundef, i64 noundef) #2

; Function Attrs: nounwind uwtable
declare hidden ptr @json_value_init_string_no_copy(ptr noundef) #2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nounwind willreturn memory(read) "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 = { nounwind }
attributes #4 = { nounwind willreturn memory(read) }

!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, !10, i64 0}
!10 = !{!"long", !7, 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"

@parson_free = external hidden local_unnamed_addr global ptr, align 8

; Function Attrs: mustprogress nofree nounwind willreturn memory(argmem: read)
declare i64 @strlen(ptr nocapture noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local ptr @json_value_init_string(ptr noundef %0) local_unnamed_addr #1 {
  %2 = icmp eq ptr %0, null
  br i1 %2, label %14, label %3

3:                                                ; preds = %1
  %4 = tail call i64 @strlen(ptr noundef nonnull dereferenceable(1) %0) #2
  %5 = tail call i32 @is_valid_utf8(ptr noundef nonnull %0, i64 noundef %4)
  %.not = icmp eq i32 %5, 0
  br i1 %.not, label %14, label %6

6:                                                ; preds = %3
  %7 = tail call ptr @parson_strndup(ptr noundef nonnull %0, i64 noundef %4)
  %8 = icmp eq ptr %7, null
  br i1 %8, label %14, label %9

9:                                                ; preds = %6
  %10 = tail call ptr @json_value_init_string_no_copy(ptr noundef nonnull %7)
  %11 = icmp eq ptr %10, null
  br i1 %11, label %12, label %14

12:                                               ; preds = %9
  %13 = load ptr, ptr @parson_free, align 8, !tbaa !5
  tail call void %13(ptr noundef nonnull %7) #3
  br label %14

14:                                               ; preds = %9, %12, %6, %3, %1
  %.0 = phi ptr [ null, %1 ], [ null, %3 ], [ null, %6 ], [ null, %12 ], [ %10, %9 ]
  ret ptr %.0
}

; Function Attrs: nounwind uwtable
declare hidden i32 @is_valid_utf8(ptr noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare hidden ptr @parson_strndup(ptr noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare hidden ptr @json_value_init_string_no_copy(ptr noundef) local_unnamed_addr #1

attributes #0 = { mustprogress nofree nounwind willreturn memory(argmem: read) "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 = { 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 willreturn memory(read) }
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, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


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