; LLVM IR from aws/s2n-tls :: tests/unit (s2n_client_auth_handshake_test)

; 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"

%struct.s2n_debug_info = type { ptr, ptr }
%struct.s2n_result = type { i32 }

@_s2n_debug_info = external thread_local global %struct.s2n_debug_info, align 8
@s2n_errno = external thread_local global i32, align 4
@.str.4 = external hidden unnamed_addr constant [94 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: inlinehint nounwind uwtable
declare hidden zeroext i1 @s2n_result_is_ok(i32) #1

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

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare nonnull ptr @llvm.threadlocal.address.p0(ptr nonnull) #2

; Function Attrs: nounwind willreturn memory(read)
declare ptr @strrchr(ptr noundef, i32 noundef) #3

declare i32 @s2n_calculate_stacktrace() #4

declare i32 @s2n_handshake_type_set_flag(ptr noundef, i32 noundef) #4

declare i32 @s2n_connection_get_client_auth_type(ptr noundef, ptr noundef) #4

; Function Attrs: nounwind uwtable
define dso_local i32 @s2n_conn_set_handshake_no_client_cert(ptr noundef %0) #5 {
  %2 = alloca i32, align 4
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca %struct.s2n_result, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #6
  br label %7

7:                                                ; preds = %1
  %8 = load ptr, ptr %3, align 8, !tbaa !5
  %9 = call i32 @s2n_connection_get_client_auth_type(ptr noundef %8, ptr noundef %4)
  %10 = icmp sgt i32 %9, -1
  br i1 %10, label %12, label %11

11:                                               ; preds = %7
  store i32 -1, ptr %2, align 4
  store i32 1, ptr %5, align 4
  br label %65

12:                                               ; preds = %7
  br label %13

13:                                               ; preds = %12
  br label %14

14:                                               ; preds = %13
  br label %15

15:                                               ; preds = %14
  %16 = load i32, ptr %4, align 4, !tbaa !9
  %17 = icmp eq i32 %16, 2
  br i1 %17, label %51, label %18

18:                                               ; preds = %15
  br label %19

19:                                               ; preds = %18
  br label %20

20:                                               ; preds = %19
  %21 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %22 = getelementptr inbounds %struct.s2n_debug_info, ptr %21, i32 0, i32 0
  store ptr @.str.4, ptr %22, align 8, !tbaa !11
  %23 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %24 = getelementptr inbounds %struct.s2n_debug_info, ptr %23, i32 0, i32 0
  %25 = load ptr, ptr %24, align 8, !tbaa !11
  %26 = getelementptr inbounds i8, ptr %25, i64 21
  %27 = call ptr @strrchr(ptr noundef %26, i32 noundef 47) #7
  %28 = icmp ne ptr %27, null
  br i1 %28, label %29, label %36

29:                                               ; preds = %20
  %30 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %31 = getelementptr inbounds %struct.s2n_debug_info, ptr %30, i32 0, i32 0
  %32 = load ptr, ptr %31, align 8, !tbaa !11
  %33 = getelementptr inbounds i8, ptr %32, i64 21
  %34 = call ptr @strrchr(ptr noundef %33, i32 noundef 47) #7
  %35 = getelementptr inbounds i8, ptr %34, i64 1
  br label %41

36:                                               ; preds = %20
  %37 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %38 = getelementptr inbounds %struct.s2n_debug_info, ptr %37, i32 0, i32 0
  %39 = load ptr, ptr %38, align 8, !tbaa !11
  %40 = getelementptr inbounds i8, ptr %39, i64 21
  br label %41

41:                                               ; preds = %36, %29
  %42 = phi ptr [ %35, %29 ], [ %40, %36 ]
  %43 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %44 = getelementptr inbounds %struct.s2n_debug_info, ptr %43, i32 0, i32 1
  store ptr %42, ptr %44, align 8, !tbaa !13
  %45 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 335544325, ptr %45, align 4, !tbaa !9
  %46 = call i32 @s2n_calculate_stacktrace()
  br label %47

47:                                               ; preds = %41
  br label %48

48:                                               ; preds = %47
  store i32 -1, ptr %2, align 4
  store i32 1, ptr %5, align 4
  br label %65

49:                                               ; No predecessors!
  br label %50

50:                                               ; preds = %49
  br label %51

51:                                               ; preds = %50, %15
  br label %52

52:                                               ; preds = %51
  br label %53

53:                                               ; preds = %52
  br label %54

54:                                               ; preds = %53
  %55 = load ptr, ptr %3, align 8, !tbaa !5
  %56 = call i32 @s2n_handshake_type_set_flag(ptr noundef %55, i32 noundef 8)
  %57 = getelementptr inbounds %struct.s2n_result, ptr %6, i32 0, i32 0
  store i32 %56, ptr %57, align 4
  %58 = getelementptr inbounds %struct.s2n_result, ptr %6, i32 0, i32 0
  %59 = load i32, ptr %58, align 4
  %60 = call zeroext i1 @s2n_result_is_ok(i32 %59)
  br i1 %60, label %62, label %61

61:                                               ; preds = %54
  store i32 -1, ptr %2, align 4
  store i32 1, ptr %5, align 4
  br label %65

62:                                               ; preds = %54
  br label %63

63:                                               ; preds = %62
  br label %64

64:                                               ; preds = %63
  store i32 0, ptr %2, align 4
  store i32 1, ptr %5, align 4
  br label %65

65:                                               ; preds = %64, %61, %48, %11
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #6
  %66 = load i32, ptr %2, align 4
  ret i32 %66
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { inlinehint 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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #3 = { 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 #4 = { "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 #5 = { 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 #6 = { nounwind }
attributes #7 = { 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 = !{!"int", !7, i64 0}
!11 = !{!12, !6, i64 0}
!12 = !{!"s2n_debug_info", !6, i64 0, !6, i64 8}
!13 = !{!12, !6, i64 8}


; 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"

%struct.s2n_debug_info = type { ptr, ptr }

@_s2n_debug_info = external thread_local local_unnamed_addr global %struct.s2n_debug_info, align 8
@s2n_errno = external thread_local local_unnamed_addr global i32, align 4
@.str.4 = external hidden unnamed_addr constant [94 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: inlinehint nounwind uwtable
declare hidden zeroext i1 @s2n_result_is_ok(i32) 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: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare nonnull ptr @llvm.threadlocal.address.p0(ptr nonnull) #2

; Function Attrs: mustprogress nofree nounwind willreturn memory(argmem: read)
declare ptr @strrchr(ptr noundef, i32 noundef) local_unnamed_addr #3

declare i32 @s2n_calculate_stacktrace() local_unnamed_addr #4

declare i32 @s2n_handshake_type_set_flag(ptr noundef, i32 noundef) local_unnamed_addr #4

declare i32 @s2n_connection_get_client_auth_type(ptr noundef, ptr noundef) local_unnamed_addr #4

; Function Attrs: nounwind uwtable
define dso_local range(i32 -1, 1) i32 @s2n_conn_set_handshake_no_client_cert(ptr noundef %0) local_unnamed_addr #5 {
  %2 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #6
  %3 = call i32 @s2n_connection_get_client_auth_type(ptr noundef %0, ptr noundef nonnull %2) #6
  %4 = icmp sgt i32 %3, -1
  br i1 %4, label %5, label %19

5:                                                ; preds = %1
  %6 = load i32, ptr %2, align 4, !tbaa !5
  %7 = icmp eq i32 %6, 2
  br i1 %7, label %16, label %8

8:                                                ; preds = %5
  %9 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  store ptr @.str.4, ptr %9, align 8, !tbaa !9
  %10 = call ptr @strrchr(ptr noundef nonnull dereferenceable(1) getelementptr inbounds (i8, ptr @.str.4, i64 21), i32 noundef 47) #7
  %.not = icmp eq ptr %10, null
  %11 = getelementptr inbounds i8, ptr %10, i64 1
  %12 = select i1 %.not, ptr getelementptr inbounds (i8, ptr @.str.4, i64 21), ptr %11
  %13 = getelementptr inbounds i8, ptr %9, i64 8
  store ptr %12, ptr %13, align 8, !tbaa !12
  %14 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 335544325, ptr %14, align 4, !tbaa !5
  %15 = call i32 @s2n_calculate_stacktrace() #6
  br label %19

16:                                               ; preds = %5
  %17 = call i32 @s2n_handshake_type_set_flag(ptr noundef %0, i32 noundef 8) #6
  %18 = call zeroext i1 @s2n_result_is_ok(i32 %17)
  %not. = xor i1 %18, true
  %. = sext i1 %not. to i32
  br label %19

19:                                               ; preds = %16, %1, %8
  %.0 = phi i32 [ -1, %8 ], [ -1, %1 ], [ %., %16 ]
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #6
  ret i32 %.0
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { inlinehint 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 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #3 = { 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 #4 = { "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 #5 = { 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 #6 = { nounwind }
attributes #7 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !11, i64 0}
!10 = !{!"s2n_debug_info", !11, i64 0, !11, i64 8}
!11 = !{!"any pointer", !7, i64 0}
!12 = !{!10, !11, i64 8}


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