; LLVM IR from guanzhi/GmSSL :: src (asn1)

; 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 [58 x i8], align 1
@.str.35 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.37 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.38 = external hidden unnamed_addr constant [1 x i8], align 1
@.str.39 = external hidden unnamed_addr constant [2 x i8], align 1
@__FUNCTION__.asn1_sequence_of_int_print = external hidden unnamed_addr constant [27 x i8], align 1
@.str.48 = external hidden unnamed_addr constant [5 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 @asn1_int_from_der_ex(i32 noundef, ptr noundef, ptr noundef, ptr noundef) #2

declare i32 @format_print(ptr noundef, i32 noundef, i32 noundef, ptr noundef, ...) #3

; Function Attrs: nounwind uwtable
define dso_local i32 @asn1_sequence_of_int_print(ptr noundef %0, i32 noundef %1, i32 noundef %2, ptr noundef %3, ptr noundef %4, i64 noundef %5) #2 {
  %7 = alloca i32, align 4
  %8 = alloca ptr, align 8
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca ptr, align 8
  %12 = alloca ptr, align 8
  %13 = alloca i64, align 8
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  store ptr %0, ptr %8, align 8, !tbaa !5
  store i32 %1, ptr %9, align 4, !tbaa !9
  store i32 %2, ptr %10, align 4, !tbaa !9
  store ptr %3, ptr %11, align 8, !tbaa !5
  store ptr %4, ptr %12, align 8, !tbaa !5
  store i64 %5, ptr %13, align 8, !tbaa !11
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #4
  %16 = load ptr, ptr %8, align 8, !tbaa !5
  %17 = load i32, ptr %9, align 4, !tbaa !9
  %18 = load i32, ptr %10, align 4, !tbaa !9
  %19 = load ptr, ptr %11, align 8, !tbaa !5
  %20 = call i32 (ptr, i32, i32, ptr, ...) @format_print(ptr noundef %16, i32 noundef %17, i32 noundef %18, ptr noundef @.str.35, ptr noundef %19)
  br label %21

21:                                               ; preds = %33, %6
  %22 = load i64, ptr %13, align 8, !tbaa !11
  %23 = icmp ne i64 %22, 0
  br i1 %23, label %24, label %41

24:                                               ; preds = %21
  %25 = call i32 @asn1_int_from_der_ex(i32 noundef 2, ptr noundef %14, ptr noundef %12, ptr noundef %13)
  %26 = icmp ne i32 %25, 1
  br i1 %26, label %27, label %33

27:                                               ; preds = %24
  br label %28

28:                                               ; preds = %27
  %29 = load ptr, ptr @stderr, align 8, !tbaa !5
  %30 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %29, ptr noundef @.str, ptr noundef @.str.1, i32 noundef 1854, ptr noundef @__FUNCTION__.asn1_sequence_of_int_print) #4
  br label %31

31:                                               ; preds = %28
  br label %32

32:                                               ; preds = %31
  store i32 -1, ptr %7, align 4
  store i32 1, ptr %15, align 4
  br label %44

33:                                               ; preds = %24
  %34 = load ptr, ptr %8, align 8, !tbaa !5
  %35 = load i32, ptr %14, align 4, !tbaa !9
  %36 = load i64, ptr %13, align 8, !tbaa !11
  %37 = icmp ne i64 %36, 0
  %38 = zext i1 %37 to i64
  %39 = select i1 %37, ptr @.str.37, ptr @.str.38
  %40 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %34, ptr noundef @.str.48, i32 noundef %35, ptr noundef %39) #4
  br label %21, !llvm.loop !13

41:                                               ; preds = %21
  %42 = load ptr, ptr %8, align 8, !tbaa !5
  %43 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %42, ptr noundef @.str.39) #4
  store i32 1, ptr %7, align 4
  store i32 1, ptr %15, align 4
  br label %44

44:                                               ; preds = %41, %32
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #4
  %45 = load i32, ptr %7, align 4
  ret i32 %45
}

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 = { "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 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long", !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 [58 x i8], align 1
@.str.35 = external hidden unnamed_addr constant [5 x i8], align 1
@.str.37 = external hidden unnamed_addr constant [2 x i8], align 1
@.str.38 = external hidden unnamed_addr constant [1 x i8], align 1
@.str.39 = external hidden unnamed_addr constant [2 x i8], align 1
@__FUNCTION__.asn1_sequence_of_int_print = external hidden unnamed_addr constant [27 x i8], align 1
@.str.48 = external hidden unnamed_addr constant [5 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 @asn1_int_from_der_ex(i32 noundef, ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

declare i32 @format_print(ptr noundef, i32 noundef, i32 noundef, ptr noundef, ...) local_unnamed_addr #3

; Function Attrs: nounwind uwtable
define dso_local range(i32 -1, 2) i32 @asn1_sequence_of_int_print(ptr noundef %0, i32 noundef %1, i32 noundef %2, ptr noundef %3, ptr noundef %4, i64 noundef %5) local_unnamed_addr #2 {
  %7 = alloca ptr, align 8
  %8 = alloca i64, align 8
  %9 = alloca i32, align 4
  store ptr %4, ptr %7, align 8, !tbaa !5
  store i64 %5, ptr %8, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %9) #4
  %10 = tail call i32 (ptr, i32, i32, ptr, ...) @format_print(ptr noundef %0, i32 noundef %1, i32 noundef %2, ptr noundef nonnull @.str.35, ptr noundef %3) #4
  %.not8 = icmp eq i64 %5, 0
  br i1 %.not8, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %6, %15
  %11 = call i32 @asn1_int_from_der_ex(i32 noundef 2, ptr noundef nonnull %9, ptr noundef nonnull %7, ptr noundef nonnull %8)
  %.not6 = icmp eq i32 %11, 1
  br i1 %.not6, label %15, label %12

12:                                               ; preds = %.lr.ph
  %13 = load ptr, ptr @stderr, align 8, !tbaa !5
  %14 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %13, ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 1854, ptr noundef nonnull @__FUNCTION__.asn1_sequence_of_int_print) #5
  br label %22

15:                                               ; preds = %.lr.ph
  %16 = load i32, ptr %9, align 4, !tbaa !11
  %17 = load i64, ptr %8, align 8, !tbaa !9
  %.not7 = icmp eq i64 %17, 0
  %18 = select i1 %.not7, ptr @.str.38, ptr @.str.37
  %19 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %0, ptr noundef nonnull @.str.48, i32 noundef %16, ptr noundef nonnull %18) #4
  %20 = load i64, ptr %8, align 8, !tbaa !9
  %.not = icmp eq i64 %20, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !13

._crit_edge:                                      ; preds = %15, %6
  %21 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %0, ptr noundef nonnull @.str.39) #4
  br label %22

22:                                               ; preds = %._crit_edge, %12
  %.0 = phi i32 [ -1, %12 ], [ 1, %._crit_edge ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #4
  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 = { "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 = !{!"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: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass