; LLVM IR from aws/s2n-tls :: tests/cbmc/proofs/s2n_is_hello_retry_message (harness)

; 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_result = type { i32 }
%struct.s2n_connection = type { i32, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, [22 x i8], [22 x i8], [22 x i8], i32, i32, %struct.s2n_timer, i64, i64, [32 x i8], i8, i8, i8, i8, i8, i8, i8, ptr, ptr, %struct.s2n_secrets, ptr, ptr, %struct.s2n_kex_parameters, %struct.s2n_handshake_parameters, %struct.s2n_psk_parameters, ptr, i8, i32, [5 x i8], %struct.s2n_stuffer, %struct.s2n_stuffer, %struct.s2n_stuffer, %struct.s2n_stuffer, i32, i64, [2 x i8], %struct.s2n_stuffer, i8, i8, i8, i8, %struct.s2n_atomic_flag, %struct.s2n_atomic_flag, %struct.s2n_handshake, i16, i32, i16, i64, i8, i64, i64, i64, %struct.s2n_atomic_flag, %struct.s2n_atomic_flag, [256 x i8], [256 x i8], i32, %struct.s2n_blob, i32, %struct.s2n_blob, %struct.s2n_blob, %struct.s2n_blob, %struct.s2n_client_hello, %struct.s2n_x509_validator, ptr, ptr, i8, i32, %struct.s2n_blob, i32, %struct.s2n_ticket_fields, [138 x i8], %struct.s2n_stuffer, %struct.s2n_blob, %struct.s2n_blob, i8, i8, i8, i16, i16, i32, i32, %struct.s2n_blob, i32, %struct.s2n_post_handshake, %struct.s2n_atomic_flag, i8, i8 }
%struct.s2n_timer = type { i64 }
%struct.s2n_secrets = type { %union.anon, i32 }
%union.anon = type { %struct.s2n_tls13_secrets }
%struct.s2n_tls13_secrets = type { [48 x i8], [48 x i8], [48 x i8], [48 x i8], [48 x i8], [48 x i8], [48 x i8], [48 x i8], i32 }
%struct.s2n_kex_parameters = type { %struct.s2n_dh_params, %struct.s2n_ecc_evp_params, [4 x ptr], %struct.s2n_ecc_evp_params, %struct.s2n_kem_group_params, %struct.s2n_kem_group_params, [8 x ptr], %struct.s2n_kem_params, %struct.s2n_blob, %struct.s2n_blob }
%struct.s2n_dh_params = type { ptr }
%struct.s2n_ecc_evp_params = type { ptr, ptr }
%struct.s2n_kem_group_params = type { ptr, %struct.s2n_kem_params, %struct.s2n_ecc_evp_params }
%struct.s2n_kem_params = type { ptr, %struct.s2n_blob, %struct.s2n_blob, %struct.s2n_blob, i8 }
%struct.s2n_handshake_parameters = type { %struct.s2n_pkey, %struct.s2n_pkey, %struct.s2n_blob, i32, %struct.s2n_sig_scheme_list, ptr, ptr, ptr, [4 x ptr], [4 x ptr], i8, i8, [32 x i8], [32 x i8] }
%struct.s2n_pkey = type { ptr, ptr, ptr, ptr, ptr, ptr }
%struct.s2n_sig_scheme_list = type { [128 x i16], i8 }
%struct.s2n_psk_parameters = type { i32, %struct.s2n_array, i16, i16, ptr, i32 }
%struct.s2n_array = type { %struct.s2n_blob, i32, i32 }
%struct.s2n_handshake = type { %struct.s2n_stuffer, ptr, [8 x i8], [48 x i8], [48 x i8], i8, i32, i32, i32, i32, %struct.s2n_offered_early_data, i8, i32 }
%struct.s2n_offered_early_data = type { ptr }
%struct.s2n_client_hello = type { %struct.s2n_blob, %struct.s2n_parsed_extensions_list, %struct.s2n_blob, %struct.s2n_blob, %struct.s2n_blob, i8, i8, i8 }
%struct.s2n_parsed_extensions_list = type { [21 x %struct.s2n_parsed_extension], %struct.s2n_blob, i16 }
%struct.s2n_parsed_extension = type { %struct.s2n_blob, i16, i16, i8 }
%struct.s2n_x509_validator = type { ptr, ptr, i8, i8, i16, ptr, i32, ptr, %struct.s2n_cert_validation_info, i8 }
%struct.s2n_cert_validation_info = type { i8, [3 x i8] }
%struct.s2n_ticket_fields = type { %struct.s2n_blob, i32 }
%struct.s2n_stuffer = type { %struct.s2n_blob, i32, i32, i32, i8 }
%struct.s2n_blob = type { ptr, i32, i32, i8 }
%struct.s2n_post_handshake = type { %struct.s2n_stuffer, [4 x i8] }
%struct.s2n_atomic_flag = type { i32 }

@.str = external hidden unnamed_addr constant [206 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [127 x i8], align 1
@__PRETTY_FUNCTION__.s2n_is_hello_retry_message_harness = external hidden unnamed_addr constant [42 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local void @s2n_is_hello_retry_message_harness() #0 {
  %1 = alloca ptr, align 8
  %2 = alloca i8, align 1
  %3 = alloca %struct.s2n_result, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %1) #6
  %4 = call noalias ptr @malloc(i64 noundef 4184) #7
  store ptr %4, ptr %1, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 1, ptr %2) #6
  %5 = load ptr, ptr %1, align 8, !tbaa !5
  %6 = call zeroext i1 @s2n_is_hello_retry_message(ptr noundef %5)
  %7 = zext i1 %6 to i8
  store i8 %7, ptr %2, align 1, !tbaa !9
  %8 = load ptr, ptr %1, align 8, !tbaa !5
  %9 = icmp ne ptr %8, null
  br i1 %9, label %10, label %25

10:                                               ; preds = %0
  %11 = load ptr, ptr %1, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct.s2n_connection, ptr %11, i32 0, i32 52
  %13 = call i32 @s2n_handshake_validate(ptr noundef %12)
  %14 = getelementptr inbounds %struct.s2n_result, ptr %3, i32 0, i32 0
  store i32 %13, ptr %14, align 4
  %15 = getelementptr inbounds %struct.s2n_result, ptr %3, i32 0, i32 0
  %16 = load i32, ptr %15, align 4
  %17 = call zeroext i1 @s2n_result_is_ok(i32 %16)
  br i1 %17, label %18, label %25

18:                                               ; preds = %10
  %19 = load ptr, ptr %1, align 8, !tbaa !5
  %20 = call i32 @s2n_conn_get_current_message_type(ptr noundef %19)
  %21 = icmp eq i32 %20, 18
  br i1 %21, label %22, label %25

22:                                               ; preds = %18
  %23 = load i8, ptr %2, align 1, !tbaa !9, !range !11, !noundef !12
  %24 = trunc i8 %23 to i1
  br i1 %24, label %25, label %26

25:                                               ; preds = %22, %18, %10, %0
  br label %27

26:                                               ; preds = %22
  call void @__assert_fail(ptr noundef @.str, ptr noundef @.str.1, i32 noundef 31, ptr noundef @__PRETTY_FUNCTION__.s2n_is_hello_retry_message_harness) #8
  unreachable

27:                                               ; preds = %25
  call void @llvm.lifetime.end.p0(i64 1, ptr %2) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %1) #6
  ret void
}

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

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

declare zeroext i1 @s2n_is_hello_retry_message(ptr noundef) #3

; Function Attrs: inlinehint nounwind uwtable
declare hidden zeroext i1 @s2n_result_is_ok(i32) #4

declare i32 @s2n_handshake_validate(ptr noundef) #3

declare i32 @s2n_conn_get_current_message_type(ptr noundef) #3

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #5

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

attributes #0 = { 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nounwind allocsize(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 = { 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 #5 = { noreturn 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 #6 = { nounwind }
attributes #7 = { nounwind allocsize(0) }
attributes #8 = { noreturn 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 = !{!"_Bool", !7, i64 0}
!11 = !{i8 0, i8 2}
!12 = !{}


; 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 [206 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [127 x i8], align 1
@__PRETTY_FUNCTION__.s2n_is_hello_retry_message_harness = external hidden unnamed_addr constant [42 x i8], align 1

; Function Attrs: nounwind uwtable
define dso_local void @s2n_is_hello_retry_message_harness() local_unnamed_addr #0 {
  %1 = tail call noalias dereferenceable_or_null(4184) ptr @malloc(i64 noundef 4184) #5
  %2 = tail call zeroext i1 @s2n_is_hello_retry_message(ptr noundef %1) #6
  %.not = icmp eq ptr %1, null
  br i1 %.not, label %11, label %3

3:                                                ; preds = %0
  %4 = getelementptr inbounds i8, ptr %1, i64 2016
  %5 = tail call i32 @s2n_handshake_validate(ptr noundef nonnull %4) #6
  %6 = tail call zeroext i1 @s2n_result_is_ok(i32 %5)
  br i1 %6, label %7, label %11

7:                                                ; preds = %3
  %8 = tail call i32 @s2n_conn_get_current_message_type(ptr noundef nonnull %1) #6
  %9 = icmp ne i32 %8, 18
  %brmerge = select i1 %9, i1 true, i1 %2
  br i1 %brmerge, label %11, label %10

10:                                               ; preds = %7
  tail call void @__assert_fail(ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 31, ptr noundef nonnull @__PRETTY_FUNCTION__.s2n_is_hello_retry_message_harness) #7
  unreachable

11:                                               ; preds = %7, %0, %3
  ret void
}

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

declare zeroext i1 @s2n_is_hello_retry_message(ptr noundef) local_unnamed_addr #2

; Function Attrs: inlinehint nounwind uwtable
declare hidden zeroext i1 @s2n_result_is_ok(i32) local_unnamed_addr #3

declare i32 @s2n_handshake_validate(ptr noundef) local_unnamed_addr #2

declare i32 @s2n_conn_get_current_message_type(ptr noundef) local_unnamed_addr #2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #4

attributes #0 = { 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 #1 = { mustprogress nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) 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 = { "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 = { 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 #4 = { noreturn 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 #5 = { nounwind allocsize(0) }
attributes #6 = { nounwind }
attributes #7 = { noreturn 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)"}


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