; LLVM IR from aws/s2n-tls :: tls/extensions (s2n_extension_type)

; 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_stuffer_reservation = type { ptr, i32, i8 }
%struct.s2n_extension_type = type { i16, i8, i16, ptr, ptr, ptr, ptr }
%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 }

@_s2n_debug_info = external thread_local global %struct.s2n_debug_info, align 8
@s2n_errno = external thread_local global i32, align 4
@.str.2 = external hidden unnamed_addr constant [105 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [105 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [105 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [105 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: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind uwtable
declare dso_local i32 @s2n_extension_supported_iana_value_to_id(i16 noundef zeroext, ptr noundef) #1

; 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

; Function Attrs: nounwind uwtable
define dso_local i32 @s2n_extension_send(ptr noundef %0, ptr noundef %1, ptr noundef %2) #1 {
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i8, align 1
  %9 = alloca i32, align 4
  %10 = alloca %struct.s2n_stuffer_reservation, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !5
  br label %11

11:                                               ; preds = %3
  %12 = load ptr, ptr %5, align 8, !tbaa !5
  %13 = icmp ne ptr %12, null
  br i1 %13, label %45, label %14

14:                                               ; preds = %11
  br label %15

15:                                               ; preds = %14
  br label %16

16:                                               ; preds = %15
  %17 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %18 = getelementptr inbounds %struct.s2n_debug_info, ptr %17, i32 0, i32 0
  store ptr @.str.2, ptr %18, align 8, !tbaa !9
  %19 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %20 = getelementptr inbounds %struct.s2n_debug_info, ptr %19, i32 0, i32 0
  %21 = load ptr, ptr %20, align 8, !tbaa !9
  %22 = getelementptr inbounds i8, ptr %21, i64 21
  %23 = call ptr @strrchr(ptr noundef %22, i32 noundef 47) #6
  %24 = icmp ne ptr %23, null
  br i1 %24, label %25, label %32

25:                                               ; preds = %16
  %26 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %27 = getelementptr inbounds %struct.s2n_debug_info, ptr %26, i32 0, i32 0
  %28 = load ptr, ptr %27, align 8, !tbaa !9
  %29 = getelementptr inbounds i8, ptr %28, i64 21
  %30 = call ptr @strrchr(ptr noundef %29, i32 noundef 47) #6
  %31 = getelementptr inbounds i8, ptr %30, i64 1
  br label %37

32:                                               ; preds = %16
  %33 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %34 = getelementptr inbounds %struct.s2n_debug_info, ptr %33, i32 0, i32 0
  %35 = load ptr, ptr %34, align 8, !tbaa !9
  %36 = getelementptr inbounds i8, ptr %35, i64 21
  br label %37

37:                                               ; preds = %32, %25
  %38 = phi ptr [ %31, %25 ], [ %36, %32 ]
  %39 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %40 = getelementptr inbounds %struct.s2n_debug_info, ptr %39, i32 0, i32 1
  store ptr %38, ptr %40, align 8, !tbaa !11
  %41 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %41, align 4, !tbaa !12
  %42 = call i32 @s2n_calculate_stacktrace()
  br label %43

43:                                               ; preds = %37
  store i32 -1, ptr %4, align 4
  br label %279

44:                                               ; No predecessors!
  br label %45

45:                                               ; preds = %44, %11
  br label %46

46:                                               ; preds = %45
  br label %47

47:                                               ; preds = %46
  %48 = load ptr, ptr %5, align 8, !tbaa !5
  %49 = getelementptr inbounds %struct.s2n_extension_type, ptr %48, i32 0, i32 5
  %50 = load ptr, ptr %49, align 8, !tbaa !14
  %51 = icmp ne ptr %50, null
  br i1 %51, label %83, label %52

52:                                               ; preds = %47
  br label %53

53:                                               ; preds = %52
  br label %54

54:                                               ; preds = %53
  %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
  store ptr @.str.3, ptr %56, align 8, !tbaa !9
  %57 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %58 = getelementptr inbounds %struct.s2n_debug_info, ptr %57, i32 0, i32 0
  %59 = load ptr, ptr %58, align 8, !tbaa !9
  %60 = getelementptr inbounds i8, ptr %59, i64 21
  %61 = call ptr @strrchr(ptr noundef %60, i32 noundef 47) #6
  %62 = icmp ne ptr %61, null
  br i1 %62, label %63, label %70

63:                                               ; preds = %54
  %64 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %65 = getelementptr inbounds %struct.s2n_debug_info, ptr %64, i32 0, i32 0
  %66 = load ptr, ptr %65, align 8, !tbaa !9
  %67 = getelementptr inbounds i8, ptr %66, i64 21
  %68 = call ptr @strrchr(ptr noundef %67, i32 noundef 47) #6
  %69 = getelementptr inbounds i8, ptr %68, i64 1
  br label %75

70:                                               ; preds = %54
  %71 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %72 = getelementptr inbounds %struct.s2n_debug_info, ptr %71, i32 0, i32 0
  %73 = load ptr, ptr %72, align 8, !tbaa !9
  %74 = getelementptr inbounds i8, ptr %73, i64 21
  br label %75

75:                                               ; preds = %70, %63
  %76 = phi ptr [ %69, %63 ], [ %74, %70 ]
  %77 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %78 = getelementptr inbounds %struct.s2n_debug_info, ptr %77, i32 0, i32 1
  store ptr %76, ptr %78, align 8, !tbaa !11
  %79 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %79, align 4, !tbaa !12
  %80 = call i32 @s2n_calculate_stacktrace()
  br label %81

81:                                               ; preds = %75
  store i32 -1, ptr %4, align 4
  br label %279

82:                                               ; No predecessors!
  br label %83

83:                                               ; preds = %82, %47
  br label %84

84:                                               ; preds = %83
  br label %85

85:                                               ; preds = %84
  %86 = load ptr, ptr %5, align 8, !tbaa !5
  %87 = getelementptr inbounds %struct.s2n_extension_type, ptr %86, i32 0, i32 3
  %88 = load ptr, ptr %87, align 8, !tbaa !17
  %89 = icmp ne ptr %88, null
  br i1 %89, label %121, label %90

90:                                               ; preds = %85
  br label %91

91:                                               ; preds = %90
  br label %92

92:                                               ; preds = %91
  %93 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %94 = getelementptr inbounds %struct.s2n_debug_info, ptr %93, i32 0, i32 0
  store ptr @.str.4, ptr %94, align 8, !tbaa !9
  %95 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %96 = getelementptr inbounds %struct.s2n_debug_info, ptr %95, i32 0, i32 0
  %97 = load ptr, ptr %96, align 8, !tbaa !9
  %98 = getelementptr inbounds i8, ptr %97, i64 21
  %99 = call ptr @strrchr(ptr noundef %98, i32 noundef 47) #6
  %100 = icmp ne ptr %99, null
  br i1 %100, label %101, label %108

101:                                              ; preds = %92
  %102 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %103 = getelementptr inbounds %struct.s2n_debug_info, ptr %102, i32 0, i32 0
  %104 = load ptr, ptr %103, align 8, !tbaa !9
  %105 = getelementptr inbounds i8, ptr %104, i64 21
  %106 = call ptr @strrchr(ptr noundef %105, i32 noundef 47) #6
  %107 = getelementptr inbounds i8, ptr %106, i64 1
  br label %113

108:                                              ; preds = %92
  %109 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %110 = getelementptr inbounds %struct.s2n_debug_info, ptr %109, i32 0, i32 0
  %111 = load ptr, ptr %110, align 8, !tbaa !9
  %112 = getelementptr inbounds i8, ptr %111, i64 21
  br label %113

113:                                              ; preds = %108, %101
  %114 = phi ptr [ %107, %101 ], [ %112, %108 ]
  %115 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %116 = getelementptr inbounds %struct.s2n_debug_info, ptr %115, i32 0, i32 1
  store ptr %114, ptr %116, align 8, !tbaa !11
  %117 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %117, align 4, !tbaa !12
  %118 = call i32 @s2n_calculate_stacktrace()
  br label %119

119:                                              ; preds = %113
  store i32 -1, ptr %4, align 4
  br label %279

120:                                              ; No predecessors!
  br label %121

121:                                              ; preds = %120, %85
  br label %122

122:                                              ; preds = %121
  br label %123

123:                                              ; preds = %122
  %124 = load ptr, ptr %6, align 8, !tbaa !5
  %125 = icmp ne ptr %124, null
  br i1 %125, label %157, label %126

126:                                              ; preds = %123
  br label %127

127:                                              ; preds = %126
  br label %128

128:                                              ; preds = %127
  %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
  store ptr @.str.5, ptr %130, align 8, !tbaa !9
  %131 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %132 = getelementptr inbounds %struct.s2n_debug_info, ptr %131, i32 0, i32 0
  %133 = load ptr, ptr %132, align 8, !tbaa !9
  %134 = getelementptr inbounds i8, ptr %133, i64 21
  %135 = call ptr @strrchr(ptr noundef %134, i32 noundef 47) #6
  %136 = icmp ne ptr %135, null
  br i1 %136, label %137, label %144

137:                                              ; preds = %128
  %138 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %139 = getelementptr inbounds %struct.s2n_debug_info, ptr %138, i32 0, i32 0
  %140 = load ptr, ptr %139, align 8, !tbaa !9
  %141 = getelementptr inbounds i8, ptr %140, i64 21
  %142 = call ptr @strrchr(ptr noundef %141, i32 noundef 47) #6
  %143 = getelementptr inbounds i8, ptr %142, i64 1
  br label %149

144:                                              ; preds = %128
  %145 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %146 = getelementptr inbounds %struct.s2n_debug_info, ptr %145, i32 0, i32 0
  %147 = load ptr, ptr %146, align 8, !tbaa !9
  %148 = getelementptr inbounds i8, ptr %147, i64 21
  br label %149

149:                                              ; preds = %144, %137
  %150 = phi ptr [ %143, %137 ], [ %148, %144 ]
  %151 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %152 = getelementptr inbounds %struct.s2n_debug_info, ptr %151, i32 0, i32 1
  store ptr %150, ptr %152, align 8, !tbaa !11
  %153 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %153, align 4, !tbaa !12
  %154 = call i32 @s2n_calculate_stacktrace()
  br label %155

155:                                              ; preds = %149
  store i32 -1, ptr %4, align 4
  br label %279

156:                                              ; No predecessors!
  br label %157

157:                                              ; preds = %156, %123
  br label %158

158:                                              ; preds = %157
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #7
  store i8 0, ptr %8, align 1, !tbaa !18
  br label %159

159:                                              ; preds = %158
  %160 = load ptr, ptr %5, align 8, !tbaa !5
  %161 = getelementptr inbounds %struct.s2n_extension_type, ptr %160, i32 0, i32 0
  %162 = load i16, ptr %161, align 8, !tbaa !19
  %163 = call i32 @s2n_extension_supported_iana_value_to_id(i16 noundef zeroext %162, ptr noundef %8)
  %164 = icmp sgt i32 %163, -1
  br i1 %164, label %166, label %165

165:                                              ; preds = %159
  store i32 -1, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %278

166:                                              ; preds = %159
  br label %167

167:                                              ; preds = %166
  br label %168

168:                                              ; preds = %167
  %169 = load ptr, ptr %5, align 8, !tbaa !5
  %170 = getelementptr inbounds %struct.s2n_extension_type, ptr %169, i32 0, i32 1
  %171 = load i8, ptr %170, align 2
  %172 = and i8 %171, 1
  %173 = zext i8 %172 to i32
  %174 = icmp ne i32 %173, 0
  br i1 %174, label %175, label %192

175:                                              ; preds = %168
  %176 = load ptr, ptr %6, align 8, !tbaa !5
  %177 = getelementptr inbounds %struct.s2n_connection, ptr %176, i32 0, i32 11
  %178 = load i8, ptr %8, align 1, !tbaa !18
  %179 = zext i8 %178 to i32
  %180 = ashr i32 %179, 3
  %181 = sext i32 %180 to i64
  %182 = getelementptr inbounds [22 x i8], ptr %177, i64 0, i64 %181
  %183 = load i8, ptr %182, align 1, !tbaa !18
  %184 = sext i8 %183 to i32
  %185 = load i8, ptr %8, align 1, !tbaa !18
  %186 = zext i8 %185 to i32
  %187 = srem i32 %186, 8
  %188 = shl i32 1, %187
  %189 = and i32 %184, %188
  %190 = icmp ne i32 %189, 0
  br i1 %190, label %192, label %191

191:                                              ; preds = %175
  store i32 0, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %278

192:                                              ; preds = %175, %168
  %193 = load ptr, ptr %5, align 8, !tbaa !5
  %194 = getelementptr inbounds %struct.s2n_extension_type, ptr %193, i32 0, i32 2
  %195 = load i16, ptr %194, align 4, !tbaa !20
  %196 = zext i16 %195 to i32
  %197 = load ptr, ptr %6, align 8, !tbaa !5
  %198 = getelementptr inbounds %struct.s2n_connection, ptr %197, i32 0, i32 23
  %199 = load i8, ptr %198, align 4, !tbaa !21
  %200 = zext i8 %199 to i32
  %201 = icmp sgt i32 %196, %200
  br i1 %201, label %202, label %203

202:                                              ; preds = %192
  store i32 0, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %278

203:                                              ; preds = %192
  %204 = load ptr, ptr %5, align 8, !tbaa !5
  %205 = getelementptr inbounds %struct.s2n_extension_type, ptr %204, i32 0, i32 5
  %206 = load ptr, ptr %205, align 8, !tbaa !14
  %207 = load ptr, ptr %6, align 8, !tbaa !5
  %208 = call zeroext i1 %206(ptr noundef %207)
  br i1 %208, label %210, label %209

209:                                              ; preds = %203
  store i32 0, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %278

210:                                              ; preds = %203
  br label %211

211:                                              ; preds = %210
  %212 = load ptr, ptr %7, align 8, !tbaa !5
  %213 = load ptr, ptr %5, align 8, !tbaa !5
  %214 = getelementptr inbounds %struct.s2n_extension_type, ptr %213, i32 0, i32 0
  %215 = load i16, ptr %214, align 8, !tbaa !19
  %216 = call i32 @s2n_stuffer_write_uint16(ptr noundef %212, i16 noundef zeroext %215)
  %217 = icmp sgt i32 %216, -1
  br i1 %217, label %219, label %218

218:                                              ; preds = %211
  store i32 -1, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %278

219:                                              ; preds = %211
  br label %220

220:                                              ; preds = %219
  br label %221

221:                                              ; preds = %220
  call void @llvm.lifetime.start.p0(i64 16, ptr %10) #7
  call void @llvm.memset.p0.i64(ptr align 8 %10, i8 0, i64 16, i1 false)
  br label %222

222:                                              ; preds = %221
  %223 = load ptr, ptr %7, align 8, !tbaa !5
  %224 = call i32 @s2n_stuffer_reserve_uint16(ptr noundef %223, ptr noundef %10)
  %225 = icmp sgt i32 %224, -1
  br i1 %225, label %227, label %226

226:                                              ; preds = %222
  store i32 -1, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %277

227:                                              ; preds = %222
  br label %228

228:                                              ; preds = %227
  br label %229

229:                                              ; preds = %228
  br label %230

230:                                              ; preds = %229
  %231 = load ptr, ptr %5, align 8, !tbaa !5
  %232 = getelementptr inbounds %struct.s2n_extension_type, ptr %231, i32 0, i32 3
  %233 = load ptr, ptr %232, align 8, !tbaa !17
  %234 = load ptr, ptr %6, align 8, !tbaa !5
  %235 = load ptr, ptr %7, align 8, !tbaa !5
  %236 = call i32 %233(ptr noundef %234, ptr noundef %235)
  %237 = icmp sgt i32 %236, -1
  br i1 %237, label %239, label %238

238:                                              ; preds = %230
  store i32 -1, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %277

239:                                              ; preds = %230
  br label %240

240:                                              ; preds = %239
  br label %241

241:                                              ; preds = %240
  %242 = load ptr, ptr %7, align 8, !tbaa !5
  %243 = getelementptr inbounds %struct.s2n_stuffer, ptr %242, i32 0, i32 4
  %244 = load i8, ptr %243, align 4
  %245 = and i8 %244, -5
  %246 = or i8 %245, 0
  store i8 %246, ptr %243, align 4
  br label %247

247:                                              ; preds = %241
  %248 = call i32 @s2n_stuffer_write_vector_size(ptr noundef %10)
  %249 = icmp sgt i32 %248, -1
  br i1 %249, label %251, label %250

250:                                              ; preds = %247
  store i32 -1, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %277

251:                                              ; preds = %247
  br label %252

252:                                              ; preds = %251
  br label %253

253:                                              ; preds = %252
  %254 = load ptr, ptr %5, align 8, !tbaa !5
  %255 = getelementptr inbounds %struct.s2n_extension_type, ptr %254, i32 0, i32 1
  %256 = load i8, ptr %255, align 2
  %257 = and i8 %256, 1
  %258 = zext i8 %257 to i32
  %259 = icmp ne i32 %258, 0
  br i1 %259, label %276, label %260

260:                                              ; preds = %253
  %261 = load i8, ptr %8, align 1, !tbaa !18
  %262 = zext i8 %261 to i32
  %263 = srem i32 %262, 8
  %264 = shl i32 1, %263
  %265 = load ptr, ptr %6, align 8, !tbaa !5
  %266 = getelementptr inbounds %struct.s2n_connection, ptr %265, i32 0, i32 10
  %267 = load i8, ptr %8, align 1, !tbaa !18
  %268 = zext i8 %267 to i32
  %269 = ashr i32 %268, 3
  %270 = sext i32 %269 to i64
  %271 = getelementptr inbounds [22 x i8], ptr %266, i64 0, i64 %270
  %272 = load i8, ptr %271, align 1, !tbaa !18
  %273 = sext i8 %272 to i32
  %274 = or i32 %273, %264
  %275 = trunc i32 %274 to i8
  store i8 %275, ptr %271, align 1, !tbaa !18
  br label %276

276:                                              ; preds = %260, %253
  store i32 0, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %277

277:                                              ; preds = %276, %250, %238, %226
  call void @llvm.lifetime.end.p0(i64 16, ptr %10) #7
  br label %278

278:                                              ; preds = %277, %218, %209, %202, %191, %165
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #7
  br label %279

279:                                              ; preds = %278, %155, %119, %81, %43
  %280 = load i32, ptr %4, align 4
  ret i32 %280
}

declare i32 @s2n_stuffer_write_uint16(ptr noundef, i16 noundef zeroext) #4

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #5

declare i32 @s2n_stuffer_reserve_uint16(ptr noundef, ptr noundef) #4

declare i32 @s2n_stuffer_write_vector_size(ptr noundef) #4

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #6 = { nounwind willreturn memory(read) }
attributes #7 = { 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, !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, !6, i64 24}
!15 = !{!"", !16, i64 0, !13, i64 2, !16, i64 4, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32}
!16 = !{!"short", !7, i64 0}
!17 = !{!15, !6, i64 8}
!18 = !{!7, !7, i64 0}
!19 = !{!15, !16, i64 0}
!20 = !{!15, !16, i64 4}
!21 = !{!22, !7, i64 220}
!22 = !{!"s2n_connection", !13, i64 0, !13, i64 0, !13, i64 0, !13, i64 0, !13, i64 0, !13, i64 0, !13, i64 0, !13, i64 0, !13, i64 1, !13, i64 1, !13, i64 1, !13, i64 1, !13, i64 1, !13, i64 1, !13, i64 1, !13, i64 1, !13, i64 2, !13, i64 2, !13, i64 2, !13, i64 2, !13, i64 2, !13, i64 2, !13, i64 2, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !6, i64 56, !6, i64 64, !6, i64 72, !7, i64 80, !7, i64 102, !7, i64 124, !13, i64 148, !13, i64 152, !23, i64 160, !24, i64 168, !24, i64 176, !7, i64 184, !7, i64 216, !7, i64 217, !7, i64 218, !7, i64 219, !7, i64 220, !7, i64 221, !7, i64 222, !6, i64 224, !6, i64 232, !25, i64 240, !6, i64 632, !6, i64 640, !26, i64 648, !33, i64 1144, !36, i64 1688, !6, i64 1752, !7, i64 1760, !13, i64 1764, !7, i64 1768, !38, i64 1776, !38, i64 1816, !38, i64 1856, !38, i64 1896, !13, i64 1936, !24, i64 1944, !7, i64 1952, !38, i64 1960, !7, i64 2000, !7, i64 2001, !7, i64 2002, !32, i64 2003, !39, i64 2004, !39, i64 2008, !40, i64 2016, !16, i64 2208, !13, i64 2212, !16, i64 2216, !24, i64 2224, !7, i64 2232, !24, i64 2240, !24, i64 2248, !24, i64 2256, !39, i64 2264, !39, i64 2268, !7, i64 2272, !7, i64 2528, !13, i64 2784, !31, i64 2792, !13, i64 2816, !31, i64 2824, !31, i64 2848, !31, i64 2872, !42, i64 2896, !44, i64 3704, !6, i64 3760, !6, i64 3768, !7, i64 3776, !13, i64 3780, !31, i64 3784, !13, i64 3808, !46, i64 3816, !7, i64 3848, !38, i64 3992, !31, i64 4032, !31, i64 4056, !32, i64 4080, !32, i64 4081, !32, i64 4082, !16, i64 4084, !16, i64 4086, !13, i64 4088, !13, i64 4092, !31, i64 4096, !13, i64 4120, !47, i64 4128, !39, i64 4176, !7, i64 4180, !7, i64 4181}
!23 = !{!"s2n_timer", !24, i64 0}
!24 = !{!"long", !7, i64 0}
!25 = !{!"s2n_secrets", !7, i64 0, !13, i64 388}
!26 = !{!"s2n_kex_parameters", !27, i64 0, !28, i64 8, !7, i64 24, !28, i64 56, !29, i64 72, !29, i64 184, !7, i64 296, !30, i64 360, !31, i64 448, !31, i64 472}
!27 = !{!"s2n_dh_params", !6, i64 0}
!28 = !{!"s2n_ecc_evp_params", !6, i64 0, !6, i64 8}
!29 = !{!"s2n_kem_group_params", !6, i64 0, !30, i64 8, !28, i64 96}
!30 = !{!"s2n_kem_params", !6, i64 0, !31, i64 8, !31, i64 32, !31, i64 56, !32, i64 80}
!31 = !{!"s2n_blob", !6, i64 0, !13, i64 8, !13, i64 12, !13, i64 16}
!32 = !{!"_Bool", !7, i64 0}
!33 = !{!"s2n_handshake_parameters", !34, i64 0, !34, i64 48, !31, i64 96, !13, i64 120, !35, i64 124, !6, i64 384, !6, i64 392, !6, i64 400, !7, i64 408, !7, i64 440, !7, i64 472, !7, i64 473, !7, i64 474, !7, i64 506}
!34 = !{!"s2n_pkey", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40}
!35 = !{!"s2n_sig_scheme_list", !7, i64 0, !7, i64 256}
!36 = !{!"s2n_psk_parameters", !13, i64 0, !37, i64 8, !16, i64 40, !16, i64 42, !6, i64 48, !13, i64 56}
!37 = !{!"s2n_array", !31, i64 0, !13, i64 24, !13, i64 28}
!38 = !{!"s2n_stuffer", !31, i64 0, !13, i64 24, !13, i64 28, !13, i64 32, !13, i64 36, !13, i64 36, !13, i64 36}
!39 = !{!"", !13, i64 0}
!40 = !{!"s2n_handshake", !38, i64 0, !6, i64 40, !7, i64 48, !7, i64 56, !7, i64 104, !7, i64 152, !13, i64 156, !13, i64 160, !13, i64 164, !13, i64 168, !41, i64 176, !13, i64 184, !13, i64 184, !13, i64 184, !13, i64 184, !13, i64 188}
!41 = !{!"s2n_offered_early_data", !6, i64 0}
!42 = !{!"s2n_client_hello", !31, i64 0, !43, i64 24, !31, i64 728, !31, i64 752, !31, i64 776, !7, i64 800, !7, i64 801, !13, i64 802, !13, i64 802, !13, i64 802, !13, i64 802, !13, i64 802, !13, i64 802, !13, i64 802}
!43 = !{!"", !7, i64 0, !31, i64 672, !16, i64 696}
!44 = !{!"s2n_x509_validator", !6, i64 0, !6, i64 8, !7, i64 16, !7, i64 17, !16, i64 18, !6, i64 24, !13, i64 32, !6, i64 40, !45, i64 48, !32, i64 52}
!45 = !{!"s2n_cert_validation_info", !13, i64 0, !13, i64 0}
!46 = !{!"s2n_ticket_fields", !31, i64 0, !13, i64 24}
!47 = !{!"s2n_post_handshake", !38, i64 0, !7, i64 40}


; 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 }
%struct.s2n_stuffer_reservation = type { ptr, i32, i8 }

@_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.2 = external hidden unnamed_addr constant [105 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [105 x i8], align 1
@.str.4 = external hidden unnamed_addr constant [105 x i8], align 1
@.str.5 = external hidden unnamed_addr constant [105 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: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind uwtable
declare dso_local i32 @s2n_extension_supported_iana_value_to_id(i16 noundef zeroext, ptr noundef) local_unnamed_addr #1

; 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

; Function Attrs: nounwind uwtable
define dso_local range(i32 -1, 1) i32 @s2n_extension_send(ptr noundef readonly %0, ptr noundef %1, ptr noundef %2) local_unnamed_addr #1 {
  %4 = alloca i8, align 1
  %5 = alloca %struct.s2n_stuffer_reservation, align 8
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %6, label %14

6:                                                ; preds = %3
  %7 = tail call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  store ptr @.str.2, ptr %7, align 8, !tbaa !5
  %8 = tail call ptr @strrchr(ptr noundef nonnull dereferenceable(1) getelementptr inbounds (i8, ptr @.str.2, i64 21), i32 noundef 47) #6
  %.not26 = icmp eq ptr %8, null
  %9 = getelementptr inbounds i8, ptr %8, i64 1
  %10 = select i1 %.not26, ptr getelementptr inbounds (i8, ptr @.str.2, i64 21), ptr %9
  %11 = getelementptr inbounds i8, ptr %7, i64 8
  store ptr %10, ptr %11, align 8, !tbaa !10
  %12 = tail call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %12, align 4, !tbaa !11
  %13 = tail call i32 @s2n_calculate_stacktrace() #7
  br label %107

14:                                               ; preds = %3
  %15 = getelementptr inbounds i8, ptr %0, i64 24
  %16 = load ptr, ptr %15, align 8, !tbaa !13
  %.not27 = icmp eq ptr %16, null
  br i1 %.not27, label %17, label %25

17:                                               ; preds = %14
  %18 = tail call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  store ptr @.str.3, ptr %18, align 8, !tbaa !5
  %19 = tail call ptr @strrchr(ptr noundef nonnull dereferenceable(1) getelementptr inbounds (i8, ptr @.str.3, i64 21), i32 noundef 47) #6
  %.not28 = icmp eq ptr %19, null
  %20 = getelementptr inbounds i8, ptr %19, i64 1
  %21 = select i1 %.not28, ptr getelementptr inbounds (i8, ptr @.str.3, i64 21), ptr %20
  %22 = getelementptr inbounds i8, ptr %18, i64 8
  store ptr %21, ptr %22, align 8, !tbaa !10
  %23 = tail call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %23, align 4, !tbaa !11
  %24 = tail call i32 @s2n_calculate_stacktrace() #7
  br label %107

25:                                               ; preds = %14
  %26 = getelementptr inbounds i8, ptr %0, i64 8
  %27 = load ptr, ptr %26, align 8, !tbaa !16
  %.not29 = icmp eq ptr %27, null
  br i1 %.not29, label %28, label %36

28:                                               ; preds = %25
  %29 = tail call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  store ptr @.str.4, ptr %29, align 8, !tbaa !5
  %30 = tail call ptr @strrchr(ptr noundef nonnull dereferenceable(1) getelementptr inbounds (i8, ptr @.str.4, i64 21), i32 noundef 47) #6
  %.not30 = icmp eq ptr %30, null
  %31 = getelementptr inbounds i8, ptr %30, i64 1
  %32 = select i1 %.not30, ptr getelementptr inbounds (i8, ptr @.str.4, i64 21), ptr %31
  %33 = getelementptr inbounds i8, ptr %29, i64 8
  store ptr %32, ptr %33, align 8, !tbaa !10
  %34 = tail call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %34, align 4, !tbaa !11
  %35 = tail call i32 @s2n_calculate_stacktrace() #7
  br label %107

36:                                               ; preds = %25
  %.not31 = icmp eq ptr %1, null
  br i1 %.not31, label %37, label %45

37:                                               ; preds = %36
  %38 = tail call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  store ptr @.str.5, ptr %38, align 8, !tbaa !5
  %39 = tail call ptr @strrchr(ptr noundef nonnull dereferenceable(1) getelementptr inbounds (i8, ptr @.str.5, i64 21), i32 noundef 47) #6
  %.not32 = icmp eq ptr %39, null
  %40 = getelementptr inbounds i8, ptr %39, i64 1
  %41 = select i1 %.not32, ptr getelementptr inbounds (i8, ptr @.str.5, i64 21), ptr %40
  %42 = getelementptr inbounds i8, ptr %38, i64 8
  store ptr %41, ptr %42, align 8, !tbaa !10
  %43 = tail call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %43, align 4, !tbaa !11
  %44 = tail call i32 @s2n_calculate_stacktrace() #7
  br label %107

45:                                               ; preds = %36
  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %4) #7
  store i8 0, ptr %4, align 1, !tbaa !17
  %46 = load i16, ptr %0, align 8, !tbaa !18
  %47 = call i32 @s2n_extension_supported_iana_value_to_id(i16 noundef zeroext %46, ptr noundef nonnull %4)
  %48 = icmp sgt i32 %47, -1
  br i1 %48, label %49, label %106

49:                                               ; preds = %45
  %50 = getelementptr inbounds i8, ptr %0, i64 2
  %51 = load i8, ptr %50, align 2
  %52 = and i8 %51, 1
  %.not33 = icmp eq i8 %52, 0
  br i1 %.not33, label %65, label %53

53:                                               ; preds = %49
  %54 = getelementptr inbounds i8, ptr %1, i64 102
  %55 = load i8, ptr %4, align 1, !tbaa !17
  %56 = zext i8 %55 to i32
  %57 = lshr i32 %56, 3
  %58 = zext nneg i32 %57 to i64
  %59 = getelementptr inbounds [22 x i8], ptr %54, i64 0, i64 %58
  %60 = load i8, ptr %59, align 1, !tbaa !17
  %61 = zext i8 %60 to i32
  %62 = and i32 %56, 7
  %63 = shl nuw nsw i32 1, %62
  %64 = and i32 %63, %61
  %.not34 = icmp eq i32 %64, 0
  br i1 %.not34, label %106, label %65

65:                                               ; preds = %53, %49
  %66 = getelementptr inbounds i8, ptr %0, i64 4
  %67 = load i16, ptr %66, align 4, !tbaa !19
  %68 = getelementptr inbounds i8, ptr %1, i64 220
  %69 = load i8, ptr %68, align 4, !tbaa !20
  %70 = zext i8 %69 to i16
  %71 = icmp ugt i16 %67, %70
  br i1 %71, label %106, label %72

72:                                               ; preds = %65
  %73 = load ptr, ptr %15, align 8, !tbaa !13
  %74 = call zeroext i1 %73(ptr noundef nonnull %1) #7
  br i1 %74, label %75, label %106

75:                                               ; preds = %72
  %76 = load i16, ptr %0, align 8, !tbaa !18
  %77 = call i32 @s2n_stuffer_write_uint16(ptr noundef %2, i16 noundef zeroext %76) #7
  %78 = icmp sgt i32 %77, -1
  br i1 %78, label %79, label %106

79:                                               ; preds = %75
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %5) #7
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %5, i8 0, i64 16, i1 false)
  %80 = call i32 @s2n_stuffer_reserve_uint16(ptr noundef %2, ptr noundef nonnull %5) #7
  %81 = icmp sgt i32 %80, -1
  br i1 %81, label %82, label %105

82:                                               ; preds = %79
  %83 = load ptr, ptr %26, align 8, !tbaa !16
  %84 = call i32 %83(ptr noundef nonnull %1, ptr noundef %2) #7
  %85 = icmp sgt i32 %84, -1
  br i1 %85, label %86, label %105

86:                                               ; preds = %82
  %87 = getelementptr inbounds i8, ptr %2, i64 36
  %88 = load i8, ptr %87, align 4
  %89 = and i8 %88, -5
  store i8 %89, ptr %87, align 4
  %90 = call i32 @s2n_stuffer_write_vector_size(ptr noundef nonnull %5) #7
  %91 = icmp sgt i32 %90, -1
  br i1 %91, label %92, label %105

92:                                               ; preds = %86
  %93 = load i8, ptr %50, align 2
  %94 = and i8 %93, 1
  %.not35 = icmp eq i8 %94, 0
  br i1 %.not35, label %95, label %105

95:                                               ; preds = %92
  %96 = load i8, ptr %4, align 1, !tbaa !17
  %97 = and i8 %96, 7
  %98 = shl nuw i8 1, %97
  %99 = getelementptr inbounds i8, ptr %1, i64 80
  %100 = lshr i8 %96, 3
  %101 = zext nneg i8 %100 to i64
  %102 = getelementptr inbounds [22 x i8], ptr %99, i64 0, i64 %101
  %103 = load i8, ptr %102, align 1, !tbaa !17
  %104 = or i8 %98, %103
  store i8 %104, ptr %102, align 1, !tbaa !17
  br label %105

105:                                              ; preds = %92, %95, %86, %82, %79
  %.0 = phi i32 [ -1, %79 ], [ -1, %82 ], [ -1, %86 ], [ 0, %95 ], [ 0, %92 ]
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %5) #7
  br label %106

106:                                              ; preds = %75, %72, %65, %53, %45, %105
  %.1 = phi i32 [ %.0, %105 ], [ -1, %45 ], [ 0, %53 ], [ 0, %65 ], [ 0, %72 ], [ -1, %75 ]
  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %4) #7
  br label %107

107:                                              ; preds = %106, %37, %28, %17, %6
  %.2 = phi i32 [ %.1, %106 ], [ -1, %37 ], [ -1, %28 ], [ -1, %17 ], [ -1, %6 ]
  ret i32 %.2
}

declare i32 @s2n_stuffer_write_uint16(ptr noundef, i16 noundef zeroext) local_unnamed_addr #4

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #5

declare i32 @s2n_stuffer_reserve_uint16(ptr noundef, ptr noundef) local_unnamed_addr #4

declare i32 @s2n_stuffer_write_vector_size(ptr noundef) local_unnamed_addr #4

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #6 = { nounwind willreturn memory(read) }
attributes #7 = { 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, !7, i64 24}
!14 = !{!"", !15, i64 0, !12, i64 2, !15, i64 4, !7, i64 8, !7, i64 16, !7, i64 24, !7, i64 32}
!15 = !{!"short", !8, i64 0}
!16 = !{!14, !7, i64 8}
!17 = !{!8, !8, i64 0}
!18 = !{!14, !15, i64 0}
!19 = !{!14, !15, i64 4}
!20 = !{!21, !8, i64 220}
!21 = !{!"s2n_connection", !12, i64 0, !12, i64 0, !12, i64 0, !12, i64 0, !12, i64 0, !12, i64 0, !12, i64 0, !12, i64 0, !12, i64 1, !12, i64 1, !12, i64 1, !12, i64 1, !12, i64 1, !12, i64 1, !12, i64 1, !12, i64 1, !12, i64 2, !12, i64 2, !12, i64 2, !12, i64 2, !12, i64 2, !12, i64 2, !12, i64 2, !7, i64 8, !7, i64 16, !7, i64 24, !7, i64 32, !7, i64 40, !7, i64 48, !7, i64 56, !7, i64 64, !7, i64 72, !8, i64 80, !8, i64 102, !8, i64 124, !12, i64 148, !12, i64 152, !22, i64 160, !23, i64 168, !23, i64 176, !8, i64 184, !8, i64 216, !8, i64 217, !8, i64 218, !8, i64 219, !8, i64 220, !8, i64 221, !8, i64 222, !7, i64 224, !7, i64 232, !24, i64 240, !7, i64 632, !7, i64 640, !25, i64 648, !32, i64 1144, !35, i64 1688, !7, i64 1752, !8, i64 1760, !12, i64 1764, !8, i64 1768, !37, i64 1776, !37, i64 1816, !37, i64 1856, !37, i64 1896, !12, i64 1936, !23, i64 1944, !8, i64 1952, !37, i64 1960, !8, i64 2000, !8, i64 2001, !8, i64 2002, !31, i64 2003, !38, i64 2004, !38, i64 2008, !39, i64 2016, !15, i64 2208, !12, i64 2212, !15, i64 2216, !23, i64 2224, !8, i64 2232, !23, i64 2240, !23, i64 2248, !23, i64 2256, !38, i64 2264, !38, i64 2268, !8, i64 2272, !8, i64 2528, !12, i64 2784, !30, i64 2792, !12, i64 2816, !30, i64 2824, !30, i64 2848, !30, i64 2872, !41, i64 2896, !43, i64 3704, !7, i64 3760, !7, i64 3768, !8, i64 3776, !12, i64 3780, !30, i64 3784, !12, i64 3808, !45, i64 3816, !8, i64 3848, !37, i64 3992, !30, i64 4032, !30, i64 4056, !31, i64 4080, !31, i64 4081, !31, i64 4082, !15, i64 4084, !15, i64 4086, !12, i64 4088, !12, i64 4092, !30, i64 4096, !12, i64 4120, !46, i64 4128, !38, i64 4176, !8, i64 4180, !8, i64 4181}
!22 = !{!"s2n_timer", !23, i64 0}
!23 = !{!"long", !8, i64 0}
!24 = !{!"s2n_secrets", !8, i64 0, !12, i64 388}
!25 = !{!"s2n_kex_parameters", !26, i64 0, !27, i64 8, !8, i64 24, !27, i64 56, !28, i64 72, !28, i64 184, !8, i64 296, !29, i64 360, !30, i64 448, !30, i64 472}
!26 = !{!"s2n_dh_params", !7, i64 0}
!27 = !{!"s2n_ecc_evp_params", !7, i64 0, !7, i64 8}
!28 = !{!"s2n_kem_group_params", !7, i64 0, !29, i64 8, !27, i64 96}
!29 = !{!"s2n_kem_params", !7, i64 0, !30, i64 8, !30, i64 32, !30, i64 56, !31, i64 80}
!30 = !{!"s2n_blob", !7, i64 0, !12, i64 8, !12, i64 12, !12, i64 16}
!31 = !{!"_Bool", !8, i64 0}
!32 = !{!"s2n_handshake_parameters", !33, i64 0, !33, i64 48, !30, i64 96, !12, i64 120, !34, i64 124, !7, i64 384, !7, i64 392, !7, i64 400, !8, i64 408, !8, i64 440, !8, i64 472, !8, i64 473, !8, i64 474, !8, i64 506}
!33 = !{!"s2n_pkey", !7, i64 0, !7, i64 8, !7, i64 16, !7, i64 24, !7, i64 32, !7, i64 40}
!34 = !{!"s2n_sig_scheme_list", !8, i64 0, !8, i64 256}
!35 = !{!"s2n_psk_parameters", !12, i64 0, !36, i64 8, !15, i64 40, !15, i64 42, !7, i64 48, !12, i64 56}
!36 = !{!"s2n_array", !30, i64 0, !12, i64 24, !12, i64 28}
!37 = !{!"s2n_stuffer", !30, i64 0, !12, i64 24, !12, i64 28, !12, i64 32, !12, i64 36, !12, i64 36, !12, i64 36}
!38 = !{!"", !12, i64 0}
!39 = !{!"s2n_handshake", !37, i64 0, !7, i64 40, !8, i64 48, !8, i64 56, !8, i64 104, !8, i64 152, !12, i64 156, !12, i64 160, !12, i64 164, !12, i64 168, !40, i64 176, !12, i64 184, !12, i64 184, !12, i64 184, !12, i64 184, !12, i64 188}
!40 = !{!"s2n_offered_early_data", !7, i64 0}
!41 = !{!"s2n_client_hello", !30, i64 0, !42, i64 24, !30, i64 728, !30, i64 752, !30, i64 776, !8, i64 800, !8, i64 801, !12, i64 802, !12, i64 802, !12, i64 802, !12, i64 802, !12, i64 802, !12, i64 802, !12, i64 802}
!42 = !{!"", !8, i64 0, !30, i64 672, !15, i64 696}
!43 = !{!"s2n_x509_validator", !7, i64 0, !7, i64 8, !8, i64 16, !8, i64 17, !15, i64 18, !7, i64 24, !12, i64 32, !7, i64 40, !44, i64 48, !31, i64 52}
!44 = !{!"s2n_cert_validation_info", !12, i64 0, !12, i64 0}
!45 = !{!"s2n_ticket_fields", !30, i64 0, !12, i64 24}
!46 = !{!"s2n_post_handshake", !37, i64 0, !8, i64 40}


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