; LLVM IR from guanzhi/GmSSL :: src (x509_ext)

; 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"

@stderr = external global ptr, align 8
@.str = external hidden unnamed_addr constant [13 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [62 x i8], align 1
@__FUNCTION__.x509_exts_add_ext_key_usage = external hidden unnamed_addr constant [28 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

; Function Attrs: nounwind
declare i32 @fprintf(ptr 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

; Function Attrs: nounwind uwtable
declare dso_local i32 @x509_ext_to_der(i32 noundef, i32 noundef, ptr noundef, i64 noundef, ptr noundef, ptr noundef) #2

declare i32 @asn1_length_le(i64 noundef, i64 noundef) #3

; Function Attrs: nounwind uwtable
define dso_local i32 @x509_exts_add_ext_key_usage(ptr noundef %0, ptr noundef %1, i64 noundef %2, i32 noundef %3, ptr noundef %4, i64 noundef %5) #2 {
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca i64, align 8
  %11 = alloca i32, align 4
  %12 = alloca ptr, align 8
  %13 = alloca i64, align 8
  %14 = alloca i32, align 4
  %15 = alloca i64, align 8
  %16 = alloca [256 x i8], align 16
  %17 = alloca ptr, align 8
  %18 = alloca i64, align 8
  %19 = alloca i64, align 8
  %20 = alloca i32, align 4
  store ptr %0, ptr %8, align 8, !tbaa !5
  store ptr %1, ptr %9, align 8, !tbaa !5
  store i64 %2, ptr %10, align 8, !tbaa !9
  store i32 %3, ptr %11, align 4, !tbaa !11
  store ptr %4, ptr %12, align 8, !tbaa !5
  store i64 %5, ptr %13, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #4
  store i32 55, ptr %14, align 4, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 8, ptr %15) #4
  %21 = load ptr, ptr %9, align 8, !tbaa !5
  %22 = load i64, ptr %21, align 8, !tbaa !9
  store i64 %22, ptr %15, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 256, ptr %16) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr %17) #4
  %23 = getelementptr inbounds [256 x i8], ptr %16, i64 0, i64 0
  store ptr %23, ptr %17, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %18) #4
  store i64 0, ptr %18, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %19) #4
  store i64 0, ptr %19, align 8, !tbaa !9
  %24 = load i64, ptr %13, align 8, !tbaa !9
  %25 = icmp eq i64 %24, 0
  br i1 %25, label %26, label %27

26:                                               ; preds = %6
  store i32 0, ptr %7, align 4
  store i32 1, ptr %20, align 4
  br label %72

27:                                               ; preds = %6
  %28 = load ptr, ptr %9, align 8, !tbaa !5
  %29 = load i64, ptr %28, align 8, !tbaa !9
  %30 = load ptr, ptr %8, align 8, !tbaa !5
  %31 = getelementptr inbounds i8, ptr %30, i64 %29
  store ptr %31, ptr %8, align 8, !tbaa !5
  %32 = load ptr, ptr %12, align 8, !tbaa !5
  %33 = load i64, ptr %13, align 8, !tbaa !9
  %34 = call i32 @x509_ext_key_usage_to_der(ptr noundef %32, i64 noundef %33, ptr noundef null, ptr noundef %19)
  %35 = icmp ne i32 %34, 1
  br i1 %35, label %65, label %36

36:                                               ; preds = %27
  %37 = load i64, ptr %19, align 8, !tbaa !9
  %38 = call i32 @asn1_length_le(i64 noundef %37, i64 noundef 256)
  %39 = icmp ne i32 %38, 1
  br i1 %39, label %65, label %40

40:                                               ; preds = %36
  %41 = load ptr, ptr %12, align 8, !tbaa !5
  %42 = load i64, ptr %13, align 8, !tbaa !9
  %43 = call i32 @x509_ext_key_usage_to_der(ptr noundef %41, i64 noundef %42, ptr noundef %17, ptr noundef %18)
  %44 = icmp ne i32 %43, 1
  br i1 %44, label %65, label %45

45:                                               ; preds = %40
  %46 = load i32, ptr %14, align 4, !tbaa !11
  %47 = load i32, ptr %11, align 4, !tbaa !11
  %48 = getelementptr inbounds [256 x i8], ptr %16, i64 0, i64 0
  %49 = load i64, ptr %18, align 8, !tbaa !9
  %50 = call i32 @x509_ext_to_der(i32 noundef %46, i32 noundef %47, ptr noundef %48, i64 noundef %49, ptr noundef null, ptr noundef %15)
  %51 = icmp ne i32 %50, 1
  br i1 %51, label %65, label %52

52:                                               ; preds = %45
  %53 = load i64, ptr %15, align 8, !tbaa !9
  %54 = load i64, ptr %10, align 8, !tbaa !9
  %55 = call i32 @asn1_length_le(i64 noundef %53, i64 noundef %54)
  %56 = icmp ne i32 %55, 1
  br i1 %56, label %65, label %57

57:                                               ; preds = %52
  %58 = load i32, ptr %14, align 4, !tbaa !11
  %59 = load i32, ptr %11, align 4, !tbaa !11
  %60 = getelementptr inbounds [256 x i8], ptr %16, i64 0, i64 0
  %61 = load i64, ptr %18, align 8, !tbaa !9
  %62 = load ptr, ptr %9, align 8, !tbaa !5
  %63 = call i32 @x509_ext_to_der(i32 noundef %58, i32 noundef %59, ptr noundef %60, i64 noundef %61, ptr noundef %8, ptr noundef %62)
  %64 = icmp ne i32 %63, 1
  br i1 %64, label %65, label %71

65:                                               ; preds = %57, %52, %45, %40, %36, %27
  br label %66

66:                                               ; preds = %65
  %67 = load ptr, ptr @stderr, align 8, !tbaa !5
  %68 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %67, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 588, ptr noundef @__FUNCTION__.x509_exts_add_ext_key_usage) #4
  br label %69

69:                                               ; preds = %66
  br label %70

70:                                               ; preds = %69
  store i32 -1, ptr %7, align 4
  store i32 1, ptr %20, align 4
  br label %72

71:                                               ; preds = %57
  store i32 1, ptr %7, align 4
  store i32 1, ptr %20, align 4
  br label %72

72:                                               ; preds = %71, %70, %26
  call void @llvm.lifetime.end.p0(i64 8, ptr %19) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %18) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %17) #4
  call void @llvm.lifetime.end.p0(i64 256, ptr %16) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %15) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #4
  %73 = load i32, ptr %7, align 4
  ret i32 %73
}

; Function Attrs: nounwind uwtable
declare dso_local i32 @x509_ext_key_usage_to_der(ptr noundef, i64 noundef, ptr noundef, ptr noundef) #2

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

@stderr = external local_unnamed_addr global ptr, align 8
@.str = external hidden unnamed_addr constant [13 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [62 x i8], align 1
@__FUNCTION__.x509_exts_add_ext_key_usage = external hidden unnamed_addr constant [28 x i8], align 1

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

; Function Attrs: nofree nounwind
declare noundef i32 @fprintf(ptr nocapture noundef, ptr nocapture noundef readonly, ...) local_unnamed_addr #1

; Function Attrs: mustprogress 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 @x509_ext_to_der(i32 noundef, i32 noundef, ptr noundef, i64 noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

declare i32 @asn1_length_le(i64 noundef, i64 noundef) local_unnamed_addr #3

; Function Attrs: nounwind uwtable
define dso_local range(i32 -1, 2) i32 @x509_exts_add_ext_key_usage(ptr noundef %0, ptr noundef %1, i64 noundef %2, i32 noundef %3, ptr noundef %4, i64 noundef %5) local_unnamed_addr #2 {
  %7 = alloca ptr, align 8
  %8 = alloca i64, align 8
  %9 = alloca [256 x i8], align 16
  %10 = alloca ptr, align 8
  %11 = alloca i64, align 8
  %12 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %8) #4
  %13 = load i64, ptr %1, align 8, !tbaa !5
  store i64 %13, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 256, ptr nonnull %9) #4
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %10) #4
  store ptr %9, ptr %10, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %11) #4
  store i64 0, ptr %11, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %12) #4
  store i64 0, ptr %12, align 8, !tbaa !5
  %14 = icmp eq i64 %5, 0
  br i1 %14, label %35, label %15

15:                                               ; preds = %6
  %16 = getelementptr inbounds i8, ptr %0, i64 %13
  store ptr %16, ptr %7, align 8, !tbaa !9
  %17 = call i32 @x509_ext_key_usage_to_der(ptr noundef %4, i64 noundef %5, ptr noundef null, ptr noundef nonnull %12)
  %.not = icmp eq i32 %17, 1
  br i1 %.not, label %18, label %32

18:                                               ; preds = %15
  %19 = load i64, ptr %12, align 8, !tbaa !5
  %20 = call i32 @asn1_length_le(i64 noundef %19, i64 noundef 256) #4
  %.not14 = icmp eq i32 %20, 1
  br i1 %.not14, label %21, label %32

21:                                               ; preds = %18
  %22 = call i32 @x509_ext_key_usage_to_der(ptr noundef %4, i64 noundef %5, ptr noundef nonnull %10, ptr noundef nonnull %11)
  %.not15 = icmp eq i32 %22, 1
  br i1 %.not15, label %23, label %32

23:                                               ; preds = %21
  %24 = load i64, ptr %11, align 8, !tbaa !5
  %25 = call i32 @x509_ext_to_der(i32 noundef 55, i32 noundef %3, ptr noundef nonnull %9, i64 noundef %24, ptr noundef null, ptr noundef nonnull %8)
  %.not16 = icmp eq i32 %25, 1
  br i1 %.not16, label %26, label %32

26:                                               ; preds = %23
  %27 = load i64, ptr %8, align 8, !tbaa !5
  %28 = call i32 @asn1_length_le(i64 noundef %27, i64 noundef %2) #4
  %.not17 = icmp eq i32 %28, 1
  br i1 %.not17, label %29, label %32

29:                                               ; preds = %26
  %30 = load i64, ptr %11, align 8, !tbaa !5
  %31 = call i32 @x509_ext_to_der(i32 noundef 55, i32 noundef %3, ptr noundef nonnull %9, i64 noundef %30, ptr noundef nonnull %7, ptr noundef nonnull %1)
  %.not18 = icmp eq i32 %31, 1
  br i1 %.not18, label %35, label %32

32:                                               ; preds = %15, %18, %21, %23, %26, %29
  %33 = load ptr, ptr @stderr, align 8, !tbaa !9
  %34 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %33, ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 588, ptr noundef nonnull @__FUNCTION__.x509_exts_add_ext_key_usage) #5
  br label %35

35:                                               ; preds = %29, %6, %32
  %.0 = phi i32 [ -1, %32 ], [ 0, %6 ], [ 1, %29 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %12) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %11) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %10) #4
  call void @llvm.lifetime.end.p0(i64 256, ptr nonnull %9) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %8) #4
  ret i32 %.0
}

; Function Attrs: nounwind uwtable
declare dso_local i32 @x509_ext_key_usage_to_der(ptr noundef, i64 noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = { "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 = { cold 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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}


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