; LLVM IR from aws/s2n-tls :: crypto (s2n_tls13_keys)

; 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_blob = type { ptr, i32, i32, i8 }
%struct.s2n_debug_info = type { ptr, ptr }
%struct.s2n_result = type { i32 }
%struct.s2n_tls13_keys = type { i32, i32, i8, %struct.s2n_blob, %struct.s2n_blob, [48 x i8], [48 x i8], %struct.s2n_hmac_state }
%struct.s2n_hmac_state = type { i32, i16, i32, i16, i8, %struct.s2n_hash_state, %struct.s2n_hash_state, %struct.s2n_hash_state, %struct.s2n_hash_state, [128 x i8], [64 x i8] }
%struct.s2n_hash_state = type { ptr, i32, i8, i64, %union.anon }
%union.anon = type { %struct.s2n_hash_evp_digest }
%struct.s2n_hash_evp_digest = type { %struct.s2n_evp_digest, %struct.s2n_evp_digest }
%struct.s2n_evp_digest = type { ptr, ptr }

@s2n_tls13_label_session_ticket_secret = external dso_local constant %struct.s2n_blob, align 8
@_s2n_debug_info = external thread_local global %struct.s2n_debug_info, align 8
@s2n_errno = external thread_local global i32, align 4
@.str.10 = external hidden unnamed_addr constant [94 x i8], align 1
@.str.11 = external hidden unnamed_addr constant [94 x i8], align 1
@.str.12 = external hidden unnamed_addr constant [94 x i8], align 1
@.str.13 = external hidden unnamed_addr constant [94 x i8], align 1

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare nonnull ptr @llvm.threadlocal.address.p0(ptr nonnull) #0

; Function Attrs: nounwind willreturn memory(read)
declare ptr @strrchr(ptr noundef, i32 noundef) #1

declare i32 @s2n_calculate_stacktrace() #2

declare i32 @s2n_hkdf_expand_label(ptr noundef, i32 noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @s2n_tls13_derive_session_ticket_secret(ptr noundef %0, ptr noundef %1, ptr noundef %2, ptr noundef %3) #3 {
  %5 = alloca %struct.s2n_result, align 4
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  store ptr %0, ptr %6, align 8, !tbaa !5
  store ptr %1, ptr %7, align 8, !tbaa !5
  store ptr %2, ptr %8, align 8, !tbaa !5
  store ptr %3, ptr %9, align 8, !tbaa !5
  br label %10

10:                                               ; preds = %4
  %11 = load ptr, ptr %6, align 8, !tbaa !5
  %12 = icmp ne ptr %11, null
  br i1 %12, label %45, label %13

13:                                               ; preds = %10
  br label %14

14:                                               ; preds = %13
  br label %15

15:                                               ; preds = %14
  %16 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %17 = getelementptr inbounds %struct.s2n_debug_info, ptr %16, i32 0, i32 0
  store ptr @.str.10, ptr %17, align 8, !tbaa !9
  %18 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %19 = getelementptr inbounds %struct.s2n_debug_info, ptr %18, i32 0, i32 0
  %20 = load ptr, ptr %19, align 8, !tbaa !9
  %21 = getelementptr inbounds i8, ptr %20, i64 21
  %22 = call ptr @strrchr(ptr noundef %21, i32 noundef 47) #4
  %23 = icmp ne ptr %22, null
  br i1 %23, label %24, label %31

24:                                               ; preds = %15
  %25 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %26 = getelementptr inbounds %struct.s2n_debug_info, ptr %25, i32 0, i32 0
  %27 = load ptr, ptr %26, align 8, !tbaa !9
  %28 = getelementptr inbounds i8, ptr %27, i64 21
  %29 = call ptr @strrchr(ptr noundef %28, i32 noundef 47) #4
  %30 = getelementptr inbounds i8, ptr %29, i64 1
  br label %36

31:                                               ; preds = %15
  %32 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %33 = getelementptr inbounds %struct.s2n_debug_info, ptr %32, i32 0, i32 0
  %34 = load ptr, ptr %33, align 8, !tbaa !9
  %35 = getelementptr inbounds i8, ptr %34, i64 21
  br label %36

36:                                               ; preds = %31, %24
  %37 = phi ptr [ %30, %24 ], [ %35, %31 ]
  %38 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %39 = getelementptr inbounds %struct.s2n_debug_info, ptr %38, i32 0, i32 1
  store ptr %37, ptr %39, align 8, !tbaa !11
  %40 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %40, align 4, !tbaa !12
  %41 = call i32 @s2n_calculate_stacktrace()
  br label %42

42:                                               ; preds = %36
  %43 = getelementptr inbounds %struct.s2n_result, ptr %5, i32 0, i32 0
  store i32 -1, ptr %43, align 4, !tbaa !14
  br label %174

44:                                               ; No predecessors!
  br label %45

45:                                               ; preds = %44, %10
  br label %46

46:                                               ; preds = %45
  br label %47

47:                                               ; preds = %46
  %48 = load ptr, ptr %7, align 8, !tbaa !5
  %49 = icmp ne ptr %48, null
  br i1 %49, label %82, label %50

50:                                               ; preds = %47
  br label %51

51:                                               ; preds = %50
  br label %52

52:                                               ; preds = %51
  %53 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %54 = getelementptr inbounds %struct.s2n_debug_info, ptr %53, i32 0, i32 0
  store ptr @.str.11, ptr %54, align 8, !tbaa !9
  %55 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %56 = getelementptr inbounds %struct.s2n_debug_info, ptr %55, i32 0, i32 0
  %57 = load ptr, ptr %56, align 8, !tbaa !9
  %58 = getelementptr inbounds i8, ptr %57, i64 21
  %59 = call ptr @strrchr(ptr noundef %58, i32 noundef 47) #4
  %60 = icmp ne ptr %59, null
  br i1 %60, label %61, label %68

61:                                               ; preds = %52
  %62 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %63 = getelementptr inbounds %struct.s2n_debug_info, ptr %62, i32 0, i32 0
  %64 = load ptr, ptr %63, align 8, !tbaa !9
  %65 = getelementptr inbounds i8, ptr %64, i64 21
  %66 = call ptr @strrchr(ptr noundef %65, i32 noundef 47) #4
  %67 = getelementptr inbounds i8, ptr %66, i64 1
  br label %73

68:                                               ; preds = %52
  %69 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %70 = getelementptr inbounds %struct.s2n_debug_info, ptr %69, i32 0, i32 0
  %71 = load ptr, ptr %70, align 8, !tbaa !9
  %72 = getelementptr inbounds i8, ptr %71, i64 21
  br label %73

73:                                               ; preds = %68, %61
  %74 = phi ptr [ %67, %61 ], [ %72, %68 ]
  %75 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %76 = getelementptr inbounds %struct.s2n_debug_info, ptr %75, i32 0, i32 1
  store ptr %74, ptr %76, align 8, !tbaa !11
  %77 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %77, align 4, !tbaa !12
  %78 = call i32 @s2n_calculate_stacktrace()
  br label %79

79:                                               ; preds = %73
  %80 = getelementptr inbounds %struct.s2n_result, ptr %5, i32 0, i32 0
  store i32 -1, ptr %80, align 4, !tbaa !14
  br label %174

81:                                               ; No predecessors!
  br label %82

82:                                               ; preds = %81, %47
  br label %83

83:                                               ; preds = %82
  br label %84

84:                                               ; preds = %83
  %85 = load ptr, ptr %8, align 8, !tbaa !5
  %86 = icmp ne ptr %85, null
  br i1 %86, label %119, label %87

87:                                               ; preds = %84
  br label %88

88:                                               ; preds = %87
  br label %89

89:                                               ; preds = %88
  %90 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %91 = getelementptr inbounds %struct.s2n_debug_info, ptr %90, i32 0, i32 0
  store ptr @.str.12, ptr %91, align 8, !tbaa !9
  %92 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %93 = getelementptr inbounds %struct.s2n_debug_info, ptr %92, i32 0, i32 0
  %94 = load ptr, ptr %93, align 8, !tbaa !9
  %95 = getelementptr inbounds i8, ptr %94, i64 21
  %96 = call ptr @strrchr(ptr noundef %95, i32 noundef 47) #4
  %97 = icmp ne ptr %96, null
  br i1 %97, label %98, label %105

98:                                               ; preds = %89
  %99 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %100 = getelementptr inbounds %struct.s2n_debug_info, ptr %99, i32 0, i32 0
  %101 = load ptr, ptr %100, align 8, !tbaa !9
  %102 = getelementptr inbounds i8, ptr %101, i64 21
  %103 = call ptr @strrchr(ptr noundef %102, i32 noundef 47) #4
  %104 = getelementptr inbounds i8, ptr %103, i64 1
  br label %110

105:                                              ; preds = %89
  %106 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %107 = getelementptr inbounds %struct.s2n_debug_info, ptr %106, i32 0, i32 0
  %108 = load ptr, ptr %107, align 8, !tbaa !9
  %109 = getelementptr inbounds i8, ptr %108, i64 21
  br label %110

110:                                              ; preds = %105, %98
  %111 = phi ptr [ %104, %98 ], [ %109, %105 ]
  %112 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %113 = getelementptr inbounds %struct.s2n_debug_info, ptr %112, i32 0, i32 1
  store ptr %111, ptr %113, align 8, !tbaa !11
  %114 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %114, align 4, !tbaa !12
  %115 = call i32 @s2n_calculate_stacktrace()
  br label %116

116:                                              ; preds = %110
  %117 = getelementptr inbounds %struct.s2n_result, ptr %5, i32 0, i32 0
  store i32 -1, ptr %117, align 4, !tbaa !14
  br label %174

118:                                              ; No predecessors!
  br label %119

119:                                              ; preds = %118, %84
  br label %120

120:                                              ; preds = %119
  br label %121

121:                                              ; preds = %120
  %122 = load ptr, ptr %9, align 8, !tbaa !5
  %123 = icmp ne ptr %122, null
  br i1 %123, label %156, label %124

124:                                              ; preds = %121
  br label %125

125:                                              ; preds = %124
  br label %126

126:                                              ; preds = %125
  %127 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %128 = getelementptr inbounds %struct.s2n_debug_info, ptr %127, i32 0, i32 0
  store ptr @.str.13, ptr %128, align 8, !tbaa !9
  %129 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %130 = getelementptr inbounds %struct.s2n_debug_info, ptr %129, i32 0, i32 0
  %131 = load ptr, ptr %130, align 8, !tbaa !9
  %132 = getelementptr inbounds i8, ptr %131, i64 21
  %133 = call ptr @strrchr(ptr noundef %132, i32 noundef 47) #4
  %134 = icmp ne ptr %133, null
  br i1 %134, label %135, label %142

135:                                              ; preds = %126
  %136 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %137 = getelementptr inbounds %struct.s2n_debug_info, ptr %136, i32 0, i32 0
  %138 = load ptr, ptr %137, align 8, !tbaa !9
  %139 = getelementptr inbounds i8, ptr %138, i64 21
  %140 = call ptr @strrchr(ptr noundef %139, i32 noundef 47) #4
  %141 = getelementptr inbounds i8, ptr %140, i64 1
  br label %147

142:                                              ; preds = %126
  %143 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %144 = getelementptr inbounds %struct.s2n_debug_info, ptr %143, i32 0, i32 0
  %145 = load ptr, ptr %144, align 8, !tbaa !9
  %146 = getelementptr inbounds i8, ptr %145, i64 21
  br label %147

147:                                              ; preds = %142, %135
  %148 = phi ptr [ %141, %135 ], [ %146, %142 ]
  %149 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %150 = getelementptr inbounds %struct.s2n_debug_info, ptr %149, i32 0, i32 1
  store ptr %148, ptr %150, align 8, !tbaa !11
  %151 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %151, align 4, !tbaa !12
  %152 = call i32 @s2n_calculate_stacktrace()
  br label %153

153:                                              ; preds = %147
  %154 = getelementptr inbounds %struct.s2n_result, ptr %5, i32 0, i32 0
  store i32 -1, ptr %154, align 4, !tbaa !14
  br label %174

155:                                              ; No predecessors!
  br label %156

156:                                              ; preds = %155, %121
  br label %157

157:                                              ; preds = %156
  br label %158

158:                                              ; preds = %157
  %159 = load ptr, ptr %6, align 8, !tbaa !5
  %160 = getelementptr inbounds %struct.s2n_tls13_keys, ptr %159, i32 0, i32 7
  %161 = load ptr, ptr %6, align 8, !tbaa !5
  %162 = getelementptr inbounds %struct.s2n_tls13_keys, ptr %161, i32 0, i32 0
  %163 = load i32, ptr %162, align 8, !tbaa !16
  %164 = load ptr, ptr %7, align 8, !tbaa !5
  %165 = load ptr, ptr %8, align 8, !tbaa !5
  %166 = load ptr, ptr %9, align 8, !tbaa !5
  %167 = call i32 @s2n_hkdf_expand_label(ptr noundef %160, i32 noundef %163, ptr noundef %164, ptr noundef @s2n_tls13_label_session_ticket_secret, ptr noundef %165, ptr noundef %166)
  %168 = icmp sgt i32 %167, -1
  br i1 %168, label %171, label %169

169:                                              ; preds = %158
  %170 = getelementptr inbounds %struct.s2n_result, ptr %5, i32 0, i32 0
  store i32 -1, ptr %170, align 4, !tbaa !14
  br label %174

171:                                              ; preds = %158
  br label %172

172:                                              ; preds = %171
  %173 = getelementptr inbounds %struct.s2n_result, ptr %5, i32 0, i32 0
  store i32 0, ptr %173, align 4, !tbaa !14
  br label %174

174:                                              ; preds = %172, %169, %153, %116, %79, %42
  %175 = getelementptr inbounds %struct.s2n_result, ptr %5, i32 0, i32 0
  %176 = load i32, ptr %175, align 4
  ret i32 %176
}

attributes #0 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #1 = { 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 #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 = { 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 = { 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, !6, i64 0}
!10 = !{!"s2n_debug_info", !6, i64 0, !6, i64 8}
!11 = !{!10, !6, i64 8}
!12 = !{!13, !13, i64 0}
!13 = !{!"int", !7, i64 0}
!14 = !{!15, !13, i64 0}
!15 = !{!"", !13, i64 0}
!16 = !{!17, !13, i64 0}
!17 = !{!"s2n_tls13_keys", !13, i64 0, !13, i64 4, !7, i64 8, !18, i64 16, !18, i64 40, !7, i64 64, !7, i64 112, !19, i64 160}
!18 = !{!"s2n_blob", !6, i64 0, !13, i64 8, !13, i64 12, !13, i64 16}
!19 = !{!"s2n_hmac_state", !13, i64 0, !20, i64 4, !13, i64 8, !20, i64 12, !7, i64 14, !21, i64 16, !21, i64 72, !21, i64 128, !21, i64 184, !7, i64 240, !7, i64 368}
!20 = !{!"short", !7, i64 0}
!21 = !{!"s2n_hash_state", !6, i64 0, !13, i64 8, !7, i64 12, !22, i64 16, !7, i64 24}
!22 = !{!"long", !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"

%struct.s2n_blob = type { ptr, i32, i32, i8 }
%struct.s2n_debug_info = type { ptr, ptr }

@s2n_tls13_label_session_ticket_secret = external dso_local constant %struct.s2n_blob, align 8
@_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.10 = external hidden unnamed_addr constant [94 x i8], align 1
@.str.11 = external hidden unnamed_addr constant [94 x i8], align 1
@.str.12 = external hidden unnamed_addr constant [94 x i8], align 1
@.str.13 = external hidden unnamed_addr constant [94 x i8], align 1

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare nonnull ptr @llvm.threadlocal.address.p0(ptr nonnull) #0

; Function Attrs: mustprogress nofree nounwind willreturn memory(argmem: read)
declare ptr @strrchr(ptr noundef, i32 noundef) local_unnamed_addr #1

declare i32 @s2n_calculate_stacktrace() local_unnamed_addr #2

declare i32 @s2n_hkdf_expand_label(ptr noundef, i32 noundef, ptr noundef, ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
define dso_local range(i32 -1, 1) i32 @s2n_tls13_derive_session_ticket_secret(ptr noundef %0, ptr noundef %1, ptr noundef %2, ptr noundef %3) local_unnamed_addr #3 {
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %5, label %13

5:                                                ; preds = %4
  %6 = tail call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  store ptr @.str.10, ptr %6, align 8, !tbaa !5
  %7 = tail call ptr @strrchr(ptr noundef nonnull dereferenceable(1) getelementptr inbounds (i8, ptr @.str.10, i64 21), i32 noundef 47) #4
  %.not16 = icmp eq ptr %7, null
  %8 = getelementptr inbounds i8, ptr %7, i64 1
  %9 = select i1 %.not16, ptr getelementptr inbounds (i8, ptr @.str.10, i64 21), ptr %8
  %10 = getelementptr inbounds i8, ptr %6, i64 8
  store ptr %9, ptr %10, align 8, !tbaa !10
  %11 = tail call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %11, align 4, !tbaa !11
  %12 = tail call i32 @s2n_calculate_stacktrace() #5
  br label %44

13:                                               ; preds = %4
  %.not17 = icmp eq ptr %1, null
  br i1 %.not17, label %14, label %22

14:                                               ; preds = %13
  %15 = tail call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  store ptr @.str.11, ptr %15, align 8, !tbaa !5
  %16 = tail call ptr @strrchr(ptr noundef nonnull dereferenceable(1) getelementptr inbounds (i8, ptr @.str.11, i64 21), i32 noundef 47) #4
  %.not18 = icmp eq ptr %16, null
  %17 = getelementptr inbounds i8, ptr %16, i64 1
  %18 = select i1 %.not18, ptr getelementptr inbounds (i8, ptr @.str.11, i64 21), ptr %17
  %19 = getelementptr inbounds i8, ptr %15, i64 8
  store ptr %18, ptr %19, align 8, !tbaa !10
  %20 = tail call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %20, align 4, !tbaa !11
  %21 = tail call i32 @s2n_calculate_stacktrace() #5
  br label %44

22:                                               ; preds = %13
  %.not19 = icmp eq ptr %2, null
  br i1 %.not19, label %23, label %31

23:                                               ; preds = %22
  %24 = tail call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  store ptr @.str.12, ptr %24, align 8, !tbaa !5
  %25 = tail call ptr @strrchr(ptr noundef nonnull dereferenceable(1) getelementptr inbounds (i8, ptr @.str.12, i64 21), i32 noundef 47) #4
  %.not20 = icmp eq ptr %25, null
  %26 = getelementptr inbounds i8, ptr %25, i64 1
  %27 = select i1 %.not20, ptr getelementptr inbounds (i8, ptr @.str.12, i64 21), ptr %26
  %28 = getelementptr inbounds i8, ptr %24, i64 8
  store ptr %27, ptr %28, align 8, !tbaa !10
  %29 = tail call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %29, align 4, !tbaa !11
  %30 = tail call i32 @s2n_calculate_stacktrace() #5
  br label %44

31:                                               ; preds = %22
  %.not21 = icmp eq ptr %3, null
  br i1 %.not21, label %32, label %40

32:                                               ; preds = %31
  %33 = tail call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  store ptr @.str.13, ptr %33, align 8, !tbaa !5
  %34 = tail call ptr @strrchr(ptr noundef nonnull dereferenceable(1) getelementptr inbounds (i8, ptr @.str.13, i64 21), i32 noundef 47) #4
  %.not22 = icmp eq ptr %34, null
  %35 = getelementptr inbounds i8, ptr %34, i64 1
  %36 = select i1 %.not22, ptr getelementptr inbounds (i8, ptr @.str.13, i64 21), ptr %35
  %37 = getelementptr inbounds i8, ptr %33, i64 8
  store ptr %36, ptr %37, align 8, !tbaa !10
  %38 = tail call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %38, align 4, !tbaa !11
  %39 = tail call i32 @s2n_calculate_stacktrace() #5
  br label %44

40:                                               ; preds = %31
  %41 = getelementptr inbounds i8, ptr %0, i64 160
  %42 = load i32, ptr %0, align 8, !tbaa !13
  %43 = tail call i32 @s2n_hkdf_expand_label(ptr noundef nonnull %41, i32 noundef %42, ptr noundef nonnull %1, ptr noundef nonnull @s2n_tls13_label_session_ticket_secret, ptr noundef nonnull %2, ptr noundef nonnull %3) #5
  %.lobit = ashr i32 %43, 31
  br label %44

44:                                               ; preds = %40, %32, %23, %14, %5
  %.sroa.0.0 = phi i32 [ -1, %32 ], [ -1, %23 ], [ -1, %14 ], [ -1, %5 ], [ %.lobit, %40 ]
  ret i32 %.sroa.0.0
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #1 = { 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 #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 = { 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 = { nounwind willreturn memory(read) }
attributes #5 = { 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, !7, i64 0}
!6 = !{!"s2n_debug_info", !7, i64 0, !7, i64 8}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!6, !7, i64 8}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !8, i64 0}
!13 = !{!14, !12, i64 0}
!14 = !{!"s2n_tls13_keys", !12, i64 0, !12, i64 4, !8, i64 8, !15, i64 16, !15, i64 40, !8, i64 64, !8, i64 112, !16, i64 160}
!15 = !{!"s2n_blob", !7, i64 0, !12, i64 8, !12, i64 12, !12, i64 16}
!16 = !{!"s2n_hmac_state", !12, i64 0, !17, i64 4, !12, i64 8, !17, i64 12, !8, i64 14, !18, i64 16, !18, i64 72, !18, i64 128, !18, i64 184, !8, i64 240, !8, i64 368}
!17 = !{!"short", !8, i64 0}
!18 = !{!"s2n_hash_state", !7, i64 0, !12, i64 8, !8, i64 12, !19, i64 16, !8, i64 24}
!19 = !{!"long", !8, i64 0}


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