; LLVM IR from specinfo-ua/UAPKI :: library/uapkif/src/asn1 (asn1-utils)

; 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"

@.str = external hidden unnamed_addr constant [25 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 void @stacktrace_create(ptr noundef, i64 noundef, i32 noundef, ptr noundef) #1

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

declare void @stacktrace_add(ptr noundef, i64 noundef, i32 noundef) #1

; Function Attrs: nounwind allocsize(0,1)
declare noalias ptr @calloc(i64 noundef, i64 noundef) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @asn_create_bitstring(ptr noundef %0, i64 noundef %1, ptr noundef %2) #3 {
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i64 %1, ptr %5, align 8, !tbaa !9
  store ptr %2, ptr %6, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  store i32 0, ptr %7, align 4, !tbaa !11
  br label %8

8:                                                ; preds = %3
  %9 = load ptr, ptr %4, align 8, !tbaa !5
  %10 = icmp ne ptr %9, null
  br i1 %10, label %13, label %11

11:                                               ; preds = %8
  store i32 2, ptr %7, align 4, !tbaa !11
  %12 = load i32, ptr %7, align 4, !tbaa !11
  call void @stacktrace_create(ptr noundef @.str, i64 noundef 587, i32 noundef %12, ptr noundef null)
  br label %50

13:                                               ; preds = %8
  br label %14

14:                                               ; preds = %13
  br label %15

15:                                               ; preds = %14
  br label %16

16:                                               ; preds = %15
  %17 = load ptr, ptr %6, align 8, !tbaa !5
  %18 = icmp ne ptr %17, null
  br i1 %18, label %21, label %19

19:                                               ; preds = %16
  store i32 2, ptr %7, align 4, !tbaa !11
  %20 = load i32, ptr %7, align 4, !tbaa !11
  call void @stacktrace_create(ptr noundef @.str, i64 noundef 588, i32 noundef %20, ptr noundef null)
  br label %50

21:                                               ; preds = %16
  br label %22

22:                                               ; preds = %21
  br label %23

23:                                               ; preds = %22
  %24 = load ptr, ptr %6, align 8, !tbaa !5
  %25 = load ptr, ptr %24, align 8, !tbaa !5
  %26 = icmp ne ptr %25, null
  br i1 %26, label %36, label %27

27:                                               ; preds = %23
  %28 = call noalias ptr @calloc(i64 noundef 1, i64 noundef 40) #5
  %29 = load ptr, ptr %6, align 8, !tbaa !5
  store ptr %28, ptr %29, align 8, !tbaa !5
  %30 = load ptr, ptr %6, align 8, !tbaa !5
  %31 = load ptr, ptr %30, align 8, !tbaa !5
  %32 = icmp eq ptr %31, null
  br i1 %32, label %33, label %35

33:                                               ; preds = %27
  store i32 1, ptr %7, align 4, !tbaa !11
  %34 = load i32, ptr %7, align 4, !tbaa !11
  call void @stacktrace_create(ptr noundef @.str, i64 noundef 591, i32 noundef %34, ptr noundef null)
  br label %50

35:                                               ; preds = %27
  br label %36

36:                                               ; preds = %35, %23
  br label %37

37:                                               ; preds = %36
  %38 = load ptr, ptr %4, align 8, !tbaa !5
  %39 = load ptr, ptr %6, align 8, !tbaa !5
  %40 = load ptr, ptr %39, align 8, !tbaa !5
  %41 = load i64, ptr %5, align 8, !tbaa !9
  %42 = call i32 @asn_bytes2BITSTRING(ptr noundef %38, ptr noundef %40, i64 noundef %41)
  store i32 %42, ptr %7, align 4, !tbaa !11
  %43 = load i32, ptr %7, align 4, !tbaa !11
  %44 = icmp ne i32 %43, 0
  br i1 %44, label %45, label %47

45:                                               ; preds = %37
  %46 = load i32, ptr %7, align 4, !tbaa !11
  call void @stacktrace_add(ptr noundef @.str, i64 noundef 593, i32 noundef %46)
  br label %50

47:                                               ; preds = %37
  br label %48

48:                                               ; preds = %47
  br label %49

49:                                               ; preds = %48
  br label %50

50:                                               ; preds = %49, %45, %33, %19, %11
  %51 = load i32, ptr %7, align 4, !tbaa !11
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  ret i32 %51
}

; Function Attrs: nounwind uwtable
declare dso_local i32 @asn_bytes2BITSTRING(ptr noundef, ptr noundef, i64 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 = { nounwind allocsize(0,1) "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 #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 = { nounwind allocsize(0,1) }

!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}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !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"

@.str = external hidden unnamed_addr constant [25 x i8], align 1

declare void @stacktrace_create(ptr noundef, i64 noundef, i32 noundef, ptr noundef) local_unnamed_addr #0

declare void @stacktrace_add(ptr noundef, i64 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nofree nounwind willreturn allockind("alloc,zeroed") allocsize(0,1) memory(inaccessiblemem: readwrite)
declare noalias noundef ptr @calloc(i64 noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local i32 @asn_create_bitstring(ptr noundef %0, i64 noundef %1, ptr noundef %2) local_unnamed_addr #2 {
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %4, label %5

4:                                                ; preds = %3
  tail call void @stacktrace_create(ptr noundef nonnull @.str, i64 noundef 587, i32 noundef 2, ptr noundef null) #3
  br label %17

5:                                                ; preds = %3
  %.not16 = icmp eq ptr %2, null
  br i1 %.not16, label %6, label %7

6:                                                ; preds = %5
  tail call void @stacktrace_create(ptr noundef nonnull @.str, i64 noundef 588, i32 noundef 2, ptr noundef null) #3
  br label %17

7:                                                ; preds = %5
  %8 = load ptr, ptr %2, align 8, !tbaa !5
  %.not17 = icmp eq ptr %8, null
  br i1 %.not17, label %9, label %13

9:                                                ; preds = %7
  %10 = tail call noalias dereferenceable_or_null(40) ptr @calloc(i64 noundef 1, i64 noundef 40) #4
  store ptr %10, ptr %2, align 8, !tbaa !5
  %11 = icmp eq ptr %10, null
  br i1 %11, label %12, label %13

12:                                               ; preds = %9
  tail call void @stacktrace_create(ptr noundef nonnull @.str, i64 noundef 591, i32 noundef 1, ptr noundef null) #3
  br label %17

13:                                               ; preds = %7, %9
  %14 = phi ptr [ %8, %7 ], [ %10, %9 ]
  %15 = tail call i32 @asn_bytes2BITSTRING(ptr noundef nonnull %0, ptr noundef nonnull %14, i64 noundef %1)
  %.not18 = icmp eq i32 %15, 0
  br i1 %.not18, label %17, label %16

16:                                               ; preds = %13
  tail call void @stacktrace_add(ptr noundef nonnull @.str, i64 noundef 593, i32 noundef %15) #3
  br label %17

17:                                               ; preds = %13, %16, %12, %6, %4
  %.0 = phi i32 [ %15, %16 ], [ 0, %13 ], [ 1, %12 ], [ 2, %6 ], [ 2, %4 ]
  ret i32 %.0
}

; Function Attrs: nounwind uwtable
declare dso_local i32 @asn_bytes2BITSTRING(ptr noundef, ptr noundef, i64 noundef) local_unnamed_addr #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 = { mustprogress nofree nounwind willreturn allockind("alloc,zeroed") allocsize(0,1) memory(inaccessiblemem: readwrite) "alloc-family"="malloc" "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 allocsize(0,1) }

!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: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,SROAPass,SimplifyCFGPass,TailCallElimPass