; LLVM IR from aws/s2n-tls :: tls/extensions (s2n_server_key_share)

; 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_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.13 = external hidden unnamed_addr constant [108 x i8], align 1
@.str.14 = external hidden unnamed_addr constant [108 x i8], align 1
@.str.15 = external hidden unnamed_addr constant [108 x i8], align 1
@.str.16 = external hidden unnamed_addr constant [108 x i8], align 1
@.str.17 = external hidden unnamed_addr constant [108 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

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: nounwind uwtable
define dso_local i32 @s2n_server_key_share_send_check_ecdhe(ptr noundef %0) #4 {
  %2 = alloca i32, align 4
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  br label %8

8:                                                ; preds = %1
  %9 = load ptr, ptr %3, align 8, !tbaa !5
  %10 = icmp ne ptr %9, null
  br i1 %10, label %42, label %11

11:                                               ; preds = %8
  br label %12

12:                                               ; preds = %11
  br label %13

13:                                               ; preds = %12
  %14 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %15 = getelementptr inbounds %struct.s2n_debug_info, ptr %14, i32 0, i32 0
  store ptr @.str.13, ptr %15, align 8, !tbaa !9
  %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
  %18 = load ptr, ptr %17, align 8, !tbaa !9
  %19 = getelementptr inbounds i8, ptr %18, i64 21
  %20 = call ptr @strrchr(ptr noundef %19, i32 noundef 47) #5
  %21 = icmp ne ptr %20, null
  br i1 %21, label %22, label %29

22:                                               ; preds = %13
  %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 !9
  %26 = getelementptr inbounds i8, ptr %25, i64 21
  %27 = call ptr @strrchr(ptr noundef %26, i32 noundef 47) #5
  %28 = getelementptr inbounds i8, ptr %27, i64 1
  br label %34

29:                                               ; preds = %13
  %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 !9
  %33 = getelementptr inbounds i8, ptr %32, i64 21
  br label %34

34:                                               ; preds = %29, %22
  %35 = phi ptr [ %28, %22 ], [ %33, %29 ]
  %36 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %37 = getelementptr inbounds %struct.s2n_debug_info, ptr %36, i32 0, i32 1
  store ptr %35, ptr %37, align 8, !tbaa !11
  %38 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %38, align 4, !tbaa !12
  %39 = call i32 @s2n_calculate_stacktrace()
  br label %40

40:                                               ; preds = %34
  store i32 -1, ptr %2, align 4
  br label %224

41:                                               ; No predecessors!
  br label %42

42:                                               ; preds = %41, %8
  br label %43

43:                                               ; preds = %42
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #6
  store ptr null, ptr %4, align 8, !tbaa !5
  br label %44

44:                                               ; preds = %43
  %45 = load ptr, ptr %3, align 8, !tbaa !5
  %46 = call i32 @s2n_connection_get_ecc_preferences(ptr noundef %45, ptr noundef %4)
  %47 = icmp sgt i32 %46, -1
  br i1 %47, label %49, label %48

48:                                               ; preds = %44
  store i32 -1, ptr %2, align 4
  store i32 1, ptr %5, align 4
  br label %223

49:                                               ; preds = %44
  br label %50

50:                                               ; preds = %49
  br label %51

51:                                               ; preds = %50
  br label %52

52:                                               ; preds = %51
  %53 = load ptr, ptr %4, align 8, !tbaa !5
  %54 = icmp ne ptr %53, null
  br i1 %54, label %88, label %55

55:                                               ; preds = %52
  br label %56

56:                                               ; preds = %55
  br label %57

57:                                               ; preds = %56
  %58 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %59 = getelementptr inbounds %struct.s2n_debug_info, ptr %58, i32 0, i32 0
  store ptr @.str.14, ptr %59, align 8, !tbaa !9
  %60 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %61 = getelementptr inbounds %struct.s2n_debug_info, ptr %60, i32 0, i32 0
  %62 = load ptr, ptr %61, align 8, !tbaa !9
  %63 = getelementptr inbounds i8, ptr %62, i64 21
  %64 = call ptr @strrchr(ptr noundef %63, i32 noundef 47) #5
  %65 = icmp ne ptr %64, null
  br i1 %65, label %66, label %73

66:                                               ; preds = %57
  %67 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %68 = getelementptr inbounds %struct.s2n_debug_info, ptr %67, i32 0, i32 0
  %69 = load ptr, ptr %68, align 8, !tbaa !9
  %70 = getelementptr inbounds i8, ptr %69, i64 21
  %71 = call ptr @strrchr(ptr noundef %70, i32 noundef 47) #5
  %72 = getelementptr inbounds i8, ptr %71, i64 1
  br label %78

73:                                               ; preds = %57
  %74 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %75 = getelementptr inbounds %struct.s2n_debug_info, ptr %74, i32 0, i32 0
  %76 = load ptr, ptr %75, align 8, !tbaa !9
  %77 = getelementptr inbounds i8, ptr %76, i64 21
  br label %78

78:                                               ; preds = %73, %66
  %79 = phi ptr [ %72, %66 ], [ %77, %73 ]
  %80 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %81 = getelementptr inbounds %struct.s2n_debug_info, ptr %80, i32 0, i32 1
  store ptr %79, ptr %81, align 8, !tbaa !11
  %82 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %82, align 4, !tbaa !12
  %83 = call i32 @s2n_calculate_stacktrace()
  br label %84

84:                                               ; preds = %78
  br label %85

85:                                               ; preds = %84
  store i32 -1, ptr %2, align 4
  store i32 1, ptr %5, align 4
  br label %223

86:                                               ; No predecessors!
  br label %87

87:                                               ; preds = %86
  br label %88

88:                                               ; preds = %87, %52
  br label %89

89:                                               ; preds = %88
  br label %90

90:                                               ; preds = %89
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #6
  %91 = load ptr, ptr %3, align 8, !tbaa !5
  %92 = getelementptr inbounds %struct.s2n_connection, ptr %91, i32 0, i32 31
  %93 = getelementptr inbounds %struct.s2n_kex_parameters, ptr %92, i32 0, i32 1
  %94 = getelementptr inbounds %struct.s2n_ecc_evp_params, ptr %93, i32 0, i32 0
  %95 = load ptr, ptr %94, align 8, !tbaa !14
  store ptr %95, ptr %6, align 8, !tbaa !5
  br label %96

96:                                               ; preds = %90
  %97 = load ptr, ptr %6, align 8, !tbaa !5
  %98 = icmp ne ptr %97, null
  br i1 %98, label %132, label %99

99:                                               ; preds = %96
  br label %100

100:                                              ; preds = %99
  br label %101

101:                                              ; preds = %100
  %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
  store ptr @.str.15, ptr %103, align 8, !tbaa !9
  %104 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %105 = getelementptr inbounds %struct.s2n_debug_info, ptr %104, i32 0, i32 0
  %106 = load ptr, ptr %105, align 8, !tbaa !9
  %107 = getelementptr inbounds i8, ptr %106, i64 21
  %108 = call ptr @strrchr(ptr noundef %107, i32 noundef 47) #5
  %109 = icmp ne ptr %108, null
  br i1 %109, label %110, label %117

110:                                              ; preds = %101
  %111 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %112 = getelementptr inbounds %struct.s2n_debug_info, ptr %111, i32 0, i32 0
  %113 = load ptr, ptr %112, align 8, !tbaa !9
  %114 = getelementptr inbounds i8, ptr %113, i64 21
  %115 = call ptr @strrchr(ptr noundef %114, i32 noundef 47) #5
  %116 = getelementptr inbounds i8, ptr %115, i64 1
  br label %122

117:                                              ; preds = %101
  %118 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %119 = getelementptr inbounds %struct.s2n_debug_info, ptr %118, i32 0, i32 0
  %120 = load ptr, ptr %119, align 8, !tbaa !9
  %121 = getelementptr inbounds i8, ptr %120, i64 21
  br label %122

122:                                              ; preds = %117, %110
  %123 = phi ptr [ %116, %110 ], [ %121, %117 ]
  %124 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %125 = getelementptr inbounds %struct.s2n_debug_info, ptr %124, i32 0, i32 1
  store ptr %123, ptr %125, align 8, !tbaa !11
  %126 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %126, align 4, !tbaa !12
  %127 = call i32 @s2n_calculate_stacktrace()
  br label %128

128:                                              ; preds = %122
  br label %129

129:                                              ; preds = %128
  store i32 -1, ptr %2, align 4
  store i32 1, ptr %5, align 4
  br label %222

130:                                              ; No predecessors!
  br label %131

131:                                              ; preds = %130
  br label %132

132:                                              ; preds = %131, %96
  br label %133

133:                                              ; preds = %132
  br label %134

134:                                              ; preds = %133
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #6
  %135 = load ptr, ptr %3, align 8, !tbaa !5
  %136 = getelementptr inbounds %struct.s2n_connection, ptr %135, i32 0, i32 31
  %137 = getelementptr inbounds %struct.s2n_kex_parameters, ptr %136, i32 0, i32 3
  store ptr %137, ptr %7, align 8, !tbaa !5
  br label %138

138:                                              ; preds = %134
  %139 = load ptr, ptr %7, align 8, !tbaa !5
  %140 = getelementptr inbounds %struct.s2n_ecc_evp_params, ptr %139, i32 0, i32 0
  %141 = load ptr, ptr %140, align 8, !tbaa !42
  %142 = load ptr, ptr %6, align 8, !tbaa !5
  %143 = icmp eq ptr %141, %142
  br i1 %143, label %177, label %144

144:                                              ; preds = %138
  br label %145

145:                                              ; preds = %144
  br label %146

146:                                              ; preds = %145
  %147 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %148 = getelementptr inbounds %struct.s2n_debug_info, ptr %147, i32 0, i32 0
  store ptr @.str.16, ptr %148, align 8, !tbaa !9
  %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 0
  %151 = load ptr, ptr %150, align 8, !tbaa !9
  %152 = getelementptr inbounds i8, ptr %151, i64 21
  %153 = call ptr @strrchr(ptr noundef %152, i32 noundef 47) #5
  %154 = icmp ne ptr %153, null
  br i1 %154, label %155, label %162

155:                                              ; preds = %146
  %156 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %157 = getelementptr inbounds %struct.s2n_debug_info, ptr %156, i32 0, i32 0
  %158 = load ptr, ptr %157, align 8, !tbaa !9
  %159 = getelementptr inbounds i8, ptr %158, i64 21
  %160 = call ptr @strrchr(ptr noundef %159, i32 noundef 47) #5
  %161 = getelementptr inbounds i8, ptr %160, i64 1
  br label %167

162:                                              ; preds = %146
  %163 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %164 = getelementptr inbounds %struct.s2n_debug_info, ptr %163, i32 0, i32 0
  %165 = load ptr, ptr %164, align 8, !tbaa !9
  %166 = getelementptr inbounds i8, ptr %165, i64 21
  br label %167

167:                                              ; preds = %162, %155
  %168 = phi ptr [ %161, %155 ], [ %166, %162 ]
  %169 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %170 = getelementptr inbounds %struct.s2n_debug_info, ptr %169, i32 0, i32 1
  store ptr %168, ptr %170, align 8, !tbaa !11
  %171 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 335544385, ptr %171, align 4, !tbaa !12
  %172 = call i32 @s2n_calculate_stacktrace()
  br label %173

173:                                              ; preds = %167
  br label %174

174:                                              ; preds = %173
  store i32 -1, ptr %2, align 4
  store i32 1, ptr %5, align 4
  br label %221

175:                                              ; No predecessors!
  br label %176

176:                                              ; preds = %175
  br label %177

177:                                              ; preds = %176, %138
  br label %178

178:                                              ; preds = %177
  br label %179

179:                                              ; preds = %178
  br label %180

180:                                              ; preds = %179
  %181 = load ptr, ptr %7, align 8, !tbaa !5
  %182 = getelementptr inbounds %struct.s2n_ecc_evp_params, ptr %181, i32 0, i32 1
  %183 = load ptr, ptr %182, align 8, !tbaa !43
  %184 = icmp ne ptr %183, null
  br i1 %184, label %218, label %185

185:                                              ; preds = %180
  br label %186

186:                                              ; preds = %185
  br label %187

187:                                              ; preds = %186
  %188 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %189 = getelementptr inbounds %struct.s2n_debug_info, ptr %188, i32 0, i32 0
  store ptr @.str.17, ptr %189, align 8, !tbaa !9
  %190 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %191 = getelementptr inbounds %struct.s2n_debug_info, ptr %190, i32 0, i32 0
  %192 = load ptr, ptr %191, align 8, !tbaa !9
  %193 = getelementptr inbounds i8, ptr %192, i64 21
  %194 = call ptr @strrchr(ptr noundef %193, i32 noundef 47) #5
  %195 = icmp ne ptr %194, null
  br i1 %195, label %196, label %203

196:                                              ; preds = %187
  %197 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %198 = getelementptr inbounds %struct.s2n_debug_info, ptr %197, i32 0, i32 0
  %199 = load ptr, ptr %198, align 8, !tbaa !9
  %200 = getelementptr inbounds i8, ptr %199, i64 21
  %201 = call ptr @strrchr(ptr noundef %200, i32 noundef 47) #5
  %202 = getelementptr inbounds i8, ptr %201, i64 1
  br label %208

203:                                              ; preds = %187
  %204 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %205 = getelementptr inbounds %struct.s2n_debug_info, ptr %204, i32 0, i32 0
  %206 = load ptr, ptr %205, align 8, !tbaa !9
  %207 = getelementptr inbounds i8, ptr %206, i64 21
  br label %208

208:                                              ; preds = %203, %196
  %209 = phi ptr [ %202, %196 ], [ %207, %203 ]
  %210 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %211 = getelementptr inbounds %struct.s2n_debug_info, ptr %210, i32 0, i32 1
  store ptr %209, ptr %211, align 8, !tbaa !11
  %212 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 335544385, ptr %212, align 4, !tbaa !12
  %213 = call i32 @s2n_calculate_stacktrace()
  br label %214

214:                                              ; preds = %208
  br label %215

215:                                              ; preds = %214
  store i32 -1, ptr %2, align 4
  store i32 1, ptr %5, align 4
  br label %221

216:                                              ; No predecessors!
  br label %217

217:                                              ; preds = %216
  br label %218

218:                                              ; preds = %217, %180
  br label %219

219:                                              ; preds = %218
  br label %220

220:                                              ; preds = %219
  store i32 0, ptr %2, align 4
  store i32 1, ptr %5, align 4
  br label %221

221:                                              ; preds = %220, %215, %174
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #6
  br label %222

222:                                              ; preds = %221, %129
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #6
  br label %223

223:                                              ; preds = %222, %85, %48
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #6
  br label %224

224:                                              ; preds = %223, %40
  %225 = load i32, ptr %2, align 4
  ret i32 %225
}

declare i32 @s2n_connection_get_ecc_preferences(ptr noundef, ptr noundef) #2

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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 = { nounwind willreturn memory(read) }
attributes #6 = { 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 656}
!15 = !{!"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, !16, i64 160, !17, i64 168, !17, 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, !18, i64 240, !6, i64 632, !6, i64 640, !19, i64 648, !26, i64 1144, !29, i64 1688, !6, i64 1752, !7, i64 1760, !13, i64 1764, !7, i64 1768, !32, i64 1776, !32, i64 1816, !32, i64 1856, !32, i64 1896, !13, i64 1936, !17, i64 1944, !7, i64 1952, !32, i64 1960, !7, i64 2000, !7, i64 2001, !7, i64 2002, !25, i64 2003, !33, i64 2004, !33, i64 2008, !34, i64 2016, !31, i64 2208, !13, i64 2212, !31, i64 2216, !17, i64 2224, !7, i64 2232, !17, i64 2240, !17, i64 2248, !17, i64 2256, !33, i64 2264, !33, i64 2268, !7, i64 2272, !7, i64 2528, !13, i64 2784, !24, i64 2792, !13, i64 2816, !24, i64 2824, !24, i64 2848, !24, i64 2872, !36, i64 2896, !38, i64 3704, !6, i64 3760, !6, i64 3768, !7, i64 3776, !13, i64 3780, !24, i64 3784, !13, i64 3808, !40, i64 3816, !7, i64 3848, !32, i64 3992, !24, i64 4032, !24, i64 4056, !25, i64 4080, !25, i64 4081, !25, i64 4082, !31, i64 4084, !31, i64 4086, !13, i64 4088, !13, i64 4092, !24, i64 4096, !13, i64 4120, !41, i64 4128, !33, i64 4176, !7, i64 4180, !7, i64 4181}
!16 = !{!"s2n_timer", !17, i64 0}
!17 = !{!"long", !7, i64 0}
!18 = !{!"s2n_secrets", !7, i64 0, !13, i64 388}
!19 = !{!"s2n_kex_parameters", !20, i64 0, !21, i64 8, !7, i64 24, !21, i64 56, !22, i64 72, !22, i64 184, !7, i64 296, !23, i64 360, !24, i64 448, !24, i64 472}
!20 = !{!"s2n_dh_params", !6, i64 0}
!21 = !{!"s2n_ecc_evp_params", !6, i64 0, !6, i64 8}
!22 = !{!"s2n_kem_group_params", !6, i64 0, !23, i64 8, !21, i64 96}
!23 = !{!"s2n_kem_params", !6, i64 0, !24, i64 8, !24, i64 32, !24, i64 56, !25, i64 80}
!24 = !{!"s2n_blob", !6, i64 0, !13, i64 8, !13, i64 12, !13, i64 16}
!25 = !{!"_Bool", !7, i64 0}
!26 = !{!"s2n_handshake_parameters", !27, i64 0, !27, i64 48, !24, i64 96, !13, i64 120, !28, 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}
!27 = !{!"s2n_pkey", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40}
!28 = !{!"s2n_sig_scheme_list", !7, i64 0, !7, i64 256}
!29 = !{!"s2n_psk_parameters", !13, i64 0, !30, i64 8, !31, i64 40, !31, i64 42, !6, i64 48, !13, i64 56}
!30 = !{!"s2n_array", !24, i64 0, !13, i64 24, !13, i64 28}
!31 = !{!"short", !7, i64 0}
!32 = !{!"s2n_stuffer", !24, i64 0, !13, i64 24, !13, i64 28, !13, i64 32, !13, i64 36, !13, i64 36, !13, i64 36}
!33 = !{!"", !13, i64 0}
!34 = !{!"s2n_handshake", !32, 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, !35, i64 176, !13, i64 184, !13, i64 184, !13, i64 184, !13, i64 184, !13, i64 188}
!35 = !{!"s2n_offered_early_data", !6, i64 0}
!36 = !{!"s2n_client_hello", !24, i64 0, !37, i64 24, !24, i64 728, !24, i64 752, !24, 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}
!37 = !{!"", !7, i64 0, !24, i64 672, !31, i64 696}
!38 = !{!"s2n_x509_validator", !6, i64 0, !6, i64 8, !7, i64 16, !7, i64 17, !31, i64 18, !6, i64 24, !13, i64 32, !6, i64 40, !39, i64 48, !25, i64 52}
!39 = !{!"s2n_cert_validation_info", !13, i64 0, !13, i64 0}
!40 = !{!"s2n_ticket_fields", !24, i64 0, !13, i64 24}
!41 = !{!"s2n_post_handshake", !32, i64 0, !7, i64 40}
!42 = !{!21, !6, i64 0}
!43 = !{!21, !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.13 = external hidden unnamed_addr constant [108 x i8], align 1
@.str.14 = external hidden unnamed_addr constant [108 x i8], align 1
@.str.15 = external hidden unnamed_addr constant [108 x i8], align 1
@.str.16 = external hidden unnamed_addr constant [108 x i8], align 1
@.str.17 = external hidden unnamed_addr constant [108 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

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #3

; Function Attrs: nounwind uwtable
define dso_local range(i32 -1, 1) i32 @s2n_server_key_share_send_check_ecdhe(ptr noundef %0) local_unnamed_addr #4 {
  %2 = alloca ptr, align 8
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %3, label %11

3:                                                ; preds = %1
  %4 = tail call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  store ptr @.str.13, ptr %4, align 8, !tbaa !5
  %5 = tail call ptr @strrchr(ptr noundef nonnull dereferenceable(1) getelementptr inbounds (i8, ptr @.str.13, i64 21), i32 noundef 47) #5
  %.not15 = icmp eq ptr %5, null
  %6 = getelementptr inbounds i8, ptr %5, i64 1
  %7 = select i1 %.not15, ptr getelementptr inbounds (i8, ptr @.str.13, i64 21), ptr %6
  %8 = getelementptr inbounds i8, ptr %4, i64 8
  store ptr %7, ptr %8, align 8, !tbaa !10
  %9 = tail call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %9, align 4, !tbaa !11
  %10 = tail call i32 @s2n_calculate_stacktrace() #6
  br label %34

11:                                               ; preds = %1
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #6
  store ptr null, ptr %2, align 8, !tbaa !13
  %12 = call i32 @s2n_connection_get_ecc_preferences(ptr noundef nonnull %0, ptr noundef nonnull %2) #6
  %13 = icmp sgt i32 %12, -1
  br i1 %13, label %14, label %33

14:                                               ; preds = %11
  %15 = load ptr, ptr %2, align 8, !tbaa !13
  %.not16 = icmp eq ptr %15, null
  br i1 %.not16, label %.sink.split, label %16

16:                                               ; preds = %14
  %17 = getelementptr inbounds i8, ptr %0, i64 656
  %18 = load ptr, ptr %17, align 8, !tbaa !14
  %.not18 = icmp eq ptr %18, null
  br i1 %.not18, label %.sink.split, label %19

19:                                               ; preds = %16
  %20 = getelementptr inbounds i8, ptr %0, i64 704
  %21 = load ptr, ptr %20, align 8, !tbaa !42
  %22 = icmp eq ptr %21, %18
  br i1 %22, label %23, label %.sink.split

23:                                               ; preds = %19
  %24 = getelementptr inbounds i8, ptr %0, i64 712
  %25 = load ptr, ptr %24, align 8, !tbaa !43
  %.not21 = icmp eq ptr %25, null
  br i1 %.not21, label %.sink.split, label %33

.sink.split:                                      ; preds = %23, %19, %16, %14
  %.str.15.sink = phi ptr [ @.str.14, %14 ], [ @.str.15, %16 ], [ @.str.16, %19 ], [ @.str.17, %23 ]
  %.sink31 = phi ptr [ getelementptr inbounds (i8, ptr @.str.14, i64 21), %14 ], [ getelementptr inbounds (i8, ptr @.str.15, i64 21), %16 ], [ getelementptr inbounds (i8, ptr @.str.16, i64 21), %19 ], [ getelementptr inbounds (i8, ptr @.str.17, i64 21), %23 ]
  %.sink = phi i32 [ 402653193, %14 ], [ 402653193, %16 ], [ 335544385, %19 ], [ 335544385, %23 ]
  %26 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  store ptr %.str.15.sink, ptr %26, align 8, !tbaa !5
  %27 = call ptr @strrchr(ptr noundef nonnull dereferenceable(1) %.sink31, i32 noundef 47) #5
  %.not19 = icmp eq ptr %27, null
  %28 = getelementptr inbounds i8, ptr %27, i64 1
  %29 = select i1 %.not19, ptr %.sink31, ptr %28
  %30 = getelementptr inbounds i8, ptr %26, i64 8
  store ptr %29, ptr %30, align 8, !tbaa !10
  %31 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 %.sink, ptr %31, align 4, !tbaa !11
  %32 = call i32 @s2n_calculate_stacktrace() #6
  br label %33

33:                                               ; preds = %.sink.split, %23, %11
  %.2 = phi i32 [ -1, %11 ], [ 0, %23 ], [ -1, %.sink.split ]
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #6
  br label %34

34:                                               ; preds = %33, %3
  %.3 = phi i32 [ %.2, %33 ], [ -1, %3 ]
  ret i32 %.3
}

declare i32 @s2n_connection_get_ecc_preferences(ptr noundef, ptr noundef) local_unnamed_addr #2

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 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 = { nounwind willreturn memory(read) }
attributes #6 = { 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 = !{!7, !7, i64 0}
!14 = !{!15, !7, i64 656}
!15 = !{!"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, !16, i64 160, !17, i64 168, !17, 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, !18, i64 240, !7, i64 632, !7, i64 640, !19, i64 648, !26, i64 1144, !29, i64 1688, !7, i64 1752, !8, i64 1760, !12, i64 1764, !8, i64 1768, !32, i64 1776, !32, i64 1816, !32, i64 1856, !32, i64 1896, !12, i64 1936, !17, i64 1944, !8, i64 1952, !32, i64 1960, !8, i64 2000, !8, i64 2001, !8, i64 2002, !25, i64 2003, !33, i64 2004, !33, i64 2008, !34, i64 2016, !31, i64 2208, !12, i64 2212, !31, i64 2216, !17, i64 2224, !8, i64 2232, !17, i64 2240, !17, i64 2248, !17, i64 2256, !33, i64 2264, !33, i64 2268, !8, i64 2272, !8, i64 2528, !12, i64 2784, !24, i64 2792, !12, i64 2816, !24, i64 2824, !24, i64 2848, !24, i64 2872, !36, i64 2896, !38, i64 3704, !7, i64 3760, !7, i64 3768, !8, i64 3776, !12, i64 3780, !24, i64 3784, !12, i64 3808, !40, i64 3816, !8, i64 3848, !32, i64 3992, !24, i64 4032, !24, i64 4056, !25, i64 4080, !25, i64 4081, !25, i64 4082, !31, i64 4084, !31, i64 4086, !12, i64 4088, !12, i64 4092, !24, i64 4096, !12, i64 4120, !41, i64 4128, !33, i64 4176, !8, i64 4180, !8, i64 4181}
!16 = !{!"s2n_timer", !17, i64 0}
!17 = !{!"long", !8, i64 0}
!18 = !{!"s2n_secrets", !8, i64 0, !12, i64 388}
!19 = !{!"s2n_kex_parameters", !20, i64 0, !21, i64 8, !8, i64 24, !21, i64 56, !22, i64 72, !22, i64 184, !8, i64 296, !23, i64 360, !24, i64 448, !24, i64 472}
!20 = !{!"s2n_dh_params", !7, i64 0}
!21 = !{!"s2n_ecc_evp_params", !7, i64 0, !7, i64 8}
!22 = !{!"s2n_kem_group_params", !7, i64 0, !23, i64 8, !21, i64 96}
!23 = !{!"s2n_kem_params", !7, i64 0, !24, i64 8, !24, i64 32, !24, i64 56, !25, i64 80}
!24 = !{!"s2n_blob", !7, i64 0, !12, i64 8, !12, i64 12, !12, i64 16}
!25 = !{!"_Bool", !8, i64 0}
!26 = !{!"s2n_handshake_parameters", !27, i64 0, !27, i64 48, !24, i64 96, !12, i64 120, !28, 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}
!27 = !{!"s2n_pkey", !7, i64 0, !7, i64 8, !7, i64 16, !7, i64 24, !7, i64 32, !7, i64 40}
!28 = !{!"s2n_sig_scheme_list", !8, i64 0, !8, i64 256}
!29 = !{!"s2n_psk_parameters", !12, i64 0, !30, i64 8, !31, i64 40, !31, i64 42, !7, i64 48, !12, i64 56}
!30 = !{!"s2n_array", !24, i64 0, !12, i64 24, !12, i64 28}
!31 = !{!"short", !8, i64 0}
!32 = !{!"s2n_stuffer", !24, i64 0, !12, i64 24, !12, i64 28, !12, i64 32, !12, i64 36, !12, i64 36, !12, i64 36}
!33 = !{!"", !12, i64 0}
!34 = !{!"s2n_handshake", !32, 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, !35, i64 176, !12, i64 184, !12, i64 184, !12, i64 184, !12, i64 184, !12, i64 188}
!35 = !{!"s2n_offered_early_data", !7, i64 0}
!36 = !{!"s2n_client_hello", !24, i64 0, !37, i64 24, !24, i64 728, !24, i64 752, !24, 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}
!37 = !{!"", !8, i64 0, !24, i64 672, !31, i64 696}
!38 = !{!"s2n_x509_validator", !7, i64 0, !7, i64 8, !8, i64 16, !8, i64 17, !31, i64 18, !7, i64 24, !12, i64 32, !7, i64 40, !39, i64 48, !25, i64 52}
!39 = !{!"s2n_cert_validation_info", !12, i64 0, !12, i64 0}
!40 = !{!"s2n_ticket_fields", !24, i64 0, !12, i64 24}
!41 = !{!"s2n_post_handshake", !32, i64 0, !8, i64 40}
!42 = !{!21, !7, i64 0}
!43 = !{!21, !7, i64 8}


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