; LLVM IR from guanzhi/GmSSL :: src (x509_crl)

; 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_crl_entry_exts_get = external hidden unnamed_addr constant [24 x i8], align 1

; Function Attrs: nounwind
declare i32 @fprintf(ptr noundef, ptr noundef, ...) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nounwind uwtable
declare dso_local i32 @x509_crl_entry_ext_critical_check(i32 noundef, i32 noundef) #2

; Function Attrs: nounwind uwtable
declare dso_local i32 @x509_crl_entry_ext_from_der_ex(ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @x509_crl_entry_exts_get(ptr noundef %0, i64 noundef %1, ptr noundef %2, ptr noundef %3, ptr noundef %4, ptr noundef %5) #2 {
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca i64, align 8
  %10 = alloca ptr, align 8
  %11 = alloca ptr, align 8
  %12 = alloca ptr, align 8
  %13 = alloca ptr, align 8
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  store ptr %0, ptr %8, align 8, !tbaa !5
  store i64 %1, ptr %9, align 8, !tbaa !9
  store ptr %2, ptr %10, align 8, !tbaa !5
  store ptr %3, ptr %11, align 8, !tbaa !5
  store ptr %4, ptr %12, align 8, !tbaa !5
  store ptr %5, ptr %13, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #3
  %17 = load ptr, ptr %10, align 8, !tbaa !5
  store i32 -1, ptr %17, align 4, !tbaa !11
  %18 = load ptr, ptr %11, align 8, !tbaa !5
  store i64 -1, ptr %18, align 8, !tbaa !9
  %19 = load ptr, ptr %12, align 8, !tbaa !5
  store ptr null, ptr %19, align 8, !tbaa !5
  %20 = load ptr, ptr %13, align 8, !tbaa !5
  store i64 0, ptr %20, align 8, !tbaa !9
  br label %21

21:                                               ; preds = %48, %6
  %22 = load i64, ptr %9, align 8, !tbaa !9
  %23 = icmp ne i64 %22, 0
  br i1 %23, label %24, label %49

24:                                               ; preds = %21
  %25 = load ptr, ptr %10, align 8, !tbaa !5
  %26 = load ptr, ptr %11, align 8, !tbaa !5
  %27 = load ptr, ptr %12, align 8, !tbaa !5
  %28 = load ptr, ptr %13, align 8, !tbaa !5
  %29 = call i32 @x509_crl_entry_ext_from_der_ex(ptr noundef %14, ptr noundef %15, ptr noundef %25, ptr noundef %26, ptr noundef %27, ptr noundef %28, ptr noundef %8, ptr noundef %9)
  %30 = icmp ne i32 %29, 1
  br i1 %30, label %31, label %37

31:                                               ; preds = %24
  br label %32

32:                                               ; preds = %31
  %33 = load ptr, ptr @stderr, align 8, !tbaa !5
  %34 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %33, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 440, ptr noundef @__FUNCTION__.x509_crl_entry_exts_get) #3
  br label %35

35:                                               ; preds = %32
  br label %36

36:                                               ; preds = %35
  store i32 -1, ptr %7, align 4
  store i32 1, ptr %16, align 4
  br label %50

37:                                               ; preds = %24
  %38 = load i32, ptr %14, align 4, !tbaa !11
  %39 = load i32, ptr %15, align 4, !tbaa !11
  %40 = call i32 @x509_crl_entry_ext_critical_check(i32 noundef %38, i32 noundef %39)
  %41 = icmp ne i32 %40, 1
  br i1 %41, label %42, label %48

42:                                               ; preds = %37
  br label %43

43:                                               ; preds = %42
  %44 = load ptr, ptr @stderr, align 8, !tbaa !5
  %45 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %44, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 444, ptr noundef @__FUNCTION__.x509_crl_entry_exts_get) #3
  br label %46

46:                                               ; preds = %43
  br label %47

47:                                               ; preds = %46
  store i32 -1, ptr %7, align 4
  store i32 1, ptr %16, align 4
  br label %50

48:                                               ; preds = %37
  br label %21, !llvm.loop !13

49:                                               ; preds = %21
  store i32 1, ptr %7, align 4
  store i32 1, ptr %16, align 4
  br label %50

50:                                               ; preds = %49, %47, %36
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #3
  %51 = load i32, ptr %7, align 4
  ret i32 %51
}

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

!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}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}


; 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_crl_entry_exts_get = external hidden unnamed_addr constant [24 x i8], align 1

; Function Attrs: nofree nounwind
declare noundef i32 @fprintf(ptr nocapture noundef, ptr nocapture noundef readonly, ...) local_unnamed_addr #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nounwind uwtable
declare dso_local i32 @x509_crl_entry_ext_critical_check(i32 noundef, i32 noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
declare dso_local i32 @x509_crl_entry_ext_from_der_ex(ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
define dso_local range(i32 -1, 2) i32 @x509_crl_entry_exts_get(ptr noundef %0, i64 noundef %1, ptr noundef %2, ptr noundef %3, ptr noundef %4, ptr noundef %5) local_unnamed_addr #2 {
  %7 = alloca ptr, align 8
  %8 = alloca i64, align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  store ptr %0, ptr %7, align 8, !tbaa !5
  store i64 %1, ptr %8, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %9) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %10) #3
  store i32 -1, ptr %2, align 4, !tbaa !11
  store i64 -1, ptr %3, align 8, !tbaa !9
  store ptr null, ptr %4, align 8, !tbaa !5
  store i64 0, ptr %5, align 8, !tbaa !9
  br label %11

11:                                               ; preds = %15, %6
  %12 = load i64, ptr %8, align 8, !tbaa !9
  %.not = icmp eq i64 %12, 0
  br i1 %.not, label %.loopexit, label %13

13:                                               ; preds = %11
  %14 = call i32 @x509_crl_entry_ext_from_der_ex(ptr noundef nonnull %9, ptr noundef nonnull %10, ptr noundef nonnull %2, ptr noundef nonnull %3, ptr noundef nonnull %4, ptr noundef nonnull %5, ptr noundef nonnull %7, ptr noundef nonnull %8)
  %.not8 = icmp eq i32 %14, 1
  br i1 %.not8, label %15, label %.loopexit.sink.split

15:                                               ; preds = %13
  %16 = load i32, ptr %9, align 4, !tbaa !11
  %17 = load i32, ptr %10, align 4, !tbaa !11
  %18 = call i32 @x509_crl_entry_ext_critical_check(i32 noundef %16, i32 noundef %17)
  %.not9 = icmp eq i32 %18, 1
  br i1 %.not9, label %11, label %.loopexit.sink.split, !llvm.loop !13

.loopexit.sink.split:                             ; preds = %15, %13
  %.sink10 = phi i32 [ 440, %13 ], [ 444, %15 ]
  %19 = load ptr, ptr @stderr, align 8, !tbaa !5
  %20 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %19, ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef %.sink10, ptr noundef nonnull @__FUNCTION__.x509_crl_entry_exts_get) #4
  br label %.loopexit

.loopexit:                                        ; preds = %11, %.loopexit.sink.split
  %.0 = phi i32 [ -1, %.loopexit.sink.split ], [ 1, %11 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %10) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #3
  ret i32 %.0
}

attributes #0 = { 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { 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 = !{!"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}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass