; LLVM IR from aws/s2n-tls :: tls (s2n_connection)

; 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.114 = external hidden unnamed_addr constant [92 x i8], align 1
@.str.115 = external hidden unnamed_addr constant [92 x i8], align 1
@.str.116 = external hidden unnamed_addr constant [92 x i8], align 1
@.str.117 = external hidden unnamed_addr constant [92 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: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare nonnull ptr @llvm.threadlocal.address.p0(ptr nonnull) #1

; Function Attrs: nounwind willreturn memory(read)
declare ptr @strrchr(ptr noundef, i32 noundef) #2

declare i32 @s2n_calculate_stacktrace() #3

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(none)
declare i64 @llvm.expect.i64(i64, i64) #4

declare ptr @s2n_ensure_memmove_trace(ptr noundef, ptr noundef, i64 noundef) #3

; Function Attrs: nounwind uwtable
declare dso_local i32 @s2n_connection_get_session_id_length(ptr noundef) #5

; Function Attrs: nounwind uwtable
define dso_local i32 @s2n_connection_get_session_id(ptr noundef %0, ptr noundef %1, i64 noundef %2) #5 {
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i64, align 8
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca ptr, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store i64 %2, ptr %7, align 8, !tbaa !9
  br label %12

12:                                               ; preds = %3
  %13 = load ptr, ptr %5, align 8, !tbaa !5
  %14 = icmp ne ptr %13, null
  br i1 %14, label %46, label %15

15:                                               ; preds = %12
  br label %16

16:                                               ; preds = %15
  br label %17

17:                                               ; preds = %16
  %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
  store ptr @.str.114, ptr %19, align 8, !tbaa !11
  %20 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %21 = getelementptr inbounds %struct.s2n_debug_info, ptr %20, i32 0, i32 0
  %22 = load ptr, ptr %21, align 8, !tbaa !11
  %23 = getelementptr inbounds i8, ptr %22, i64 21
  %24 = call ptr @strrchr(ptr noundef %23, i32 noundef 47) #6
  %25 = icmp ne ptr %24, null
  br i1 %25, label %26, label %33

26:                                               ; preds = %17
  %27 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %28 = getelementptr inbounds %struct.s2n_debug_info, ptr %27, i32 0, i32 0
  %29 = load ptr, ptr %28, align 8, !tbaa !11
  %30 = getelementptr inbounds i8, ptr %29, i64 21
  %31 = call ptr @strrchr(ptr noundef %30, i32 noundef 47) #6
  %32 = getelementptr inbounds i8, ptr %31, i64 1
  br label %38

33:                                               ; preds = %17
  %34 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %35 = getelementptr inbounds %struct.s2n_debug_info, ptr %34, i32 0, i32 0
  %36 = load ptr, ptr %35, align 8, !tbaa !11
  %37 = getelementptr inbounds i8, ptr %36, i64 21
  br label %38

38:                                               ; preds = %33, %26
  %39 = phi ptr [ %32, %26 ], [ %37, %33 ]
  %40 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %41 = getelementptr inbounds %struct.s2n_debug_info, ptr %40, i32 0, i32 1
  store ptr %39, ptr %41, align 8, !tbaa !13
  %42 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %42, align 4, !tbaa !14
  %43 = call i32 @s2n_calculate_stacktrace()
  br label %44

44:                                               ; preds = %38
  store i32 -1, ptr %4, align 4
  br label %202

45:                                               ; No predecessors!
  br label %46

46:                                               ; preds = %45, %12
  br label %47

47:                                               ; preds = %46
  br label %48

48:                                               ; preds = %47
  %49 = load ptr, ptr %6, align 8, !tbaa !5
  %50 = icmp ne ptr %49, null
  br i1 %50, label %82, label %51

51:                                               ; preds = %48
  br label %52

52:                                               ; preds = %51
  br label %53

53:                                               ; preds = %52
  %54 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %55 = getelementptr inbounds %struct.s2n_debug_info, ptr %54, i32 0, i32 0
  store ptr @.str.115, ptr %55, align 8, !tbaa !11
  %56 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %57 = getelementptr inbounds %struct.s2n_debug_info, ptr %56, i32 0, i32 0
  %58 = load ptr, ptr %57, align 8, !tbaa !11
  %59 = getelementptr inbounds i8, ptr %58, i64 21
  %60 = call ptr @strrchr(ptr noundef %59, i32 noundef 47) #6
  %61 = icmp ne ptr %60, null
  br i1 %61, label %62, label %69

62:                                               ; preds = %53
  %63 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %64 = getelementptr inbounds %struct.s2n_debug_info, ptr %63, i32 0, i32 0
  %65 = load ptr, ptr %64, align 8, !tbaa !11
  %66 = getelementptr inbounds i8, ptr %65, i64 21
  %67 = call ptr @strrchr(ptr noundef %66, i32 noundef 47) #6
  %68 = getelementptr inbounds i8, ptr %67, i64 1
  br label %74

69:                                               ; preds = %53
  %70 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %71 = getelementptr inbounds %struct.s2n_debug_info, ptr %70, i32 0, i32 0
  %72 = load ptr, ptr %71, align 8, !tbaa !11
  %73 = getelementptr inbounds i8, ptr %72, i64 21
  br label %74

74:                                               ; preds = %69, %62
  %75 = phi ptr [ %68, %62 ], [ %73, %69 ]
  %76 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %77 = getelementptr inbounds %struct.s2n_debug_info, ptr %76, i32 0, i32 1
  store ptr %75, ptr %77, align 8, !tbaa !13
  %78 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %78, align 4, !tbaa !14
  %79 = call i32 @s2n_calculate_stacktrace()
  br label %80

80:                                               ; preds = %74
  store i32 -1, ptr %4, align 4
  br label %202

81:                                               ; No predecessors!
  br label %82

82:                                               ; preds = %81, %48
  br label %83

83:                                               ; preds = %82
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #7
  %84 = load ptr, ptr %5, align 8, !tbaa !5
  %85 = call i32 @s2n_connection_get_session_id_length(ptr noundef %84)
  store i32 %85, ptr %8, align 4, !tbaa !14
  br label %86

86:                                               ; preds = %83
  %87 = load i32, ptr %8, align 4, !tbaa !14
  %88 = icmp sgt i32 %87, -1
  br i1 %88, label %90, label %89

89:                                               ; preds = %86
  store i32 -1, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %201

90:                                               ; preds = %86
  br label %91

91:                                               ; preds = %90
  br label %92

92:                                               ; preds = %91
  br label %93

93:                                               ; preds = %92
  %94 = load i32, ptr %8, align 4, !tbaa !14
  %95 = sext i32 %94 to i64
  %96 = load i64, ptr %7, align 8, !tbaa !9
  %97 = icmp ule i64 %95, %96
  br i1 %97, label %131, label %98

98:                                               ; preds = %93
  br label %99

99:                                               ; preds = %98
  br label %100

100:                                              ; preds = %99
  %101 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %102 = getelementptr inbounds %struct.s2n_debug_info, ptr %101, i32 0, i32 0
  store ptr @.str.116, ptr %102, align 8, !tbaa !11
  %103 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %104 = getelementptr inbounds %struct.s2n_debug_info, ptr %103, i32 0, i32 0
  %105 = load ptr, ptr %104, align 8, !tbaa !11
  %106 = getelementptr inbounds i8, ptr %105, i64 21
  %107 = call ptr @strrchr(ptr noundef %106, i32 noundef 47) #6
  %108 = icmp ne ptr %107, null
  br i1 %108, label %109, label %116

109:                                              ; preds = %100
  %110 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %111 = getelementptr inbounds %struct.s2n_debug_info, ptr %110, i32 0, i32 0
  %112 = load ptr, ptr %111, align 8, !tbaa !11
  %113 = getelementptr inbounds i8, ptr %112, i64 21
  %114 = call ptr @strrchr(ptr noundef %113, i32 noundef 47) #6
  %115 = getelementptr inbounds i8, ptr %114, i64 1
  br label %121

116:                                              ; preds = %100
  %117 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %118 = getelementptr inbounds %struct.s2n_debug_info, ptr %117, i32 0, i32 0
  %119 = load ptr, ptr %118, align 8, !tbaa !11
  %120 = getelementptr inbounds i8, ptr %119, i64 21
  br label %121

121:                                              ; preds = %116, %109
  %122 = phi ptr [ %115, %109 ], [ %120, %116 ]
  %123 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %124 = getelementptr inbounds %struct.s2n_debug_info, ptr %123, i32 0, i32 1
  store ptr %122, ptr %124, align 8, !tbaa !13
  %125 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 469762078, ptr %125, align 4, !tbaa !14
  %126 = call i32 @s2n_calculate_stacktrace()
  br label %127

127:                                              ; preds = %121
  br label %128

128:                                              ; preds = %127
  store i32 -1, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %201

129:                                              ; No predecessors!
  br label %130

130:                                              ; preds = %129
  br label %131

131:                                              ; preds = %130, %93
  br label %132

132:                                              ; preds = %131
  br label %133

133:                                              ; preds = %132
  br label %134

134:                                              ; preds = %133
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #7
  %135 = load i32, ptr %8, align 4, !tbaa !14
  store i32 %135, ptr %10, align 4, !tbaa !14
  %136 = load i32, ptr %10, align 4, !tbaa !14
  %137 = icmp ne i32 %136, 0
  %138 = xor i1 %137, true
  %139 = xor i1 %138, true
  %140 = zext i1 %139 to i32
  %141 = sext i32 %140 to i64
  %142 = call i64 @llvm.expect.i64(i64 %141, i64 1)
  %143 = icmp ne i64 %142, 0
  br i1 %143, label %144, label %194

144:                                              ; preds = %134
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #7
  %145 = load ptr, ptr %6, align 8, !tbaa !5
  %146 = load ptr, ptr %5, align 8, !tbaa !5
  %147 = getelementptr inbounds %struct.s2n_connection, ptr %146, i32 0, i32 18
  %148 = getelementptr inbounds [32 x i8], ptr %147, i64 0, i64 0
  %149 = load i32, ptr %10, align 4, !tbaa !14
  %150 = sext i32 %149 to i64
  %151 = call ptr @s2n_ensure_memmove_trace(ptr noundef %145, ptr noundef %148, i64 noundef %150)
  store ptr %151, ptr %11, align 8, !tbaa !5
  br label %152

152:                                              ; preds = %144
  %153 = load ptr, ptr %11, align 8, !tbaa !5
  %154 = icmp ne ptr %153, null
  br i1 %154, label %188, label %155

155:                                              ; preds = %152
  br label %156

156:                                              ; preds = %155
  br label %157

157:                                              ; preds = %156
  %158 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %159 = getelementptr inbounds %struct.s2n_debug_info, ptr %158, i32 0, i32 0
  store ptr @.str.117, ptr %159, align 8, !tbaa !11
  %160 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %161 = getelementptr inbounds %struct.s2n_debug_info, ptr %160, i32 0, i32 0
  %162 = load ptr, ptr %161, align 8, !tbaa !11
  %163 = getelementptr inbounds i8, ptr %162, i64 21
  %164 = call ptr @strrchr(ptr noundef %163, i32 noundef 47) #6
  %165 = icmp ne ptr %164, null
  br i1 %165, label %166, label %173

166:                                              ; preds = %157
  %167 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %168 = getelementptr inbounds %struct.s2n_debug_info, ptr %167, i32 0, i32 0
  %169 = load ptr, ptr %168, align 8, !tbaa !11
  %170 = getelementptr inbounds i8, ptr %169, i64 21
  %171 = call ptr @strrchr(ptr noundef %170, i32 noundef 47) #6
  %172 = getelementptr inbounds i8, ptr %171, i64 1
  br label %178

173:                                              ; preds = %157
  %174 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %175 = getelementptr inbounds %struct.s2n_debug_info, ptr %174, i32 0, i32 0
  %176 = load ptr, ptr %175, align 8, !tbaa !11
  %177 = getelementptr inbounds i8, ptr %176, i64 21
  br label %178

178:                                              ; preds = %173, %166
  %179 = phi ptr [ %172, %166 ], [ %177, %173 ]
  %180 = call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  %181 = getelementptr inbounds %struct.s2n_debug_info, ptr %180, i32 0, i32 1
  store ptr %179, ptr %181, align 8, !tbaa !13
  %182 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 402653193, ptr %182, align 4, !tbaa !14
  %183 = call i32 @s2n_calculate_stacktrace()
  br label %184

184:                                              ; preds = %178
  br label %185

185:                                              ; preds = %184
  store i32 -1, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %191

186:                                              ; No predecessors!
  br label %187

187:                                              ; preds = %186
  br label %188

188:                                              ; preds = %187, %152
  br label %189

189:                                              ; preds = %188
  br label %190

190:                                              ; preds = %189
  store i32 0, ptr %9, align 4
  br label %191

191:                                              ; preds = %190, %185
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #7
  %192 = load i32, ptr %9, align 4
  switch i32 %192, label %195 [
    i32 0, label %193
  ]

193:                                              ; preds = %191
  br label %194

194:                                              ; preds = %193, %134
  store i32 0, ptr %9, align 4
  br label %195

195:                                              ; preds = %194, %191
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #7
  %196 = load i32, ptr %9, align 4
  switch i32 %196, label %201 [
    i32 0, label %197
  ]

197:                                              ; preds = %195
  br label %198

198:                                              ; preds = %197
  br label %199

199:                                              ; preds = %198
  %200 = load i32, ptr %8, align 4, !tbaa !14
  store i32 %200, ptr %4, align 4
  store i32 1, ptr %9, align 4
  br label %201

201:                                              ; preds = %199, %195, %128, %89
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #7
  br label %202

202:                                              ; preds = %201, %80, %44
  %203 = load i32, ptr %4, align 4
  ret i32 %203
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #2 = { 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 #3 = { "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { nocallback nofree nosync nounwind willreturn memory(none) }
attributes #5 = { nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #6 = { nounwind 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, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !6, i64 0}
!12 = !{!"s2n_debug_info", !6, i64 0, !6, i64 8}
!13 = !{!12, !6, i64 8}
!14 = !{!15, !15, i64 0}
!15 = !{!"int", !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_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.114 = external hidden unnamed_addr constant [92 x i8], align 1
@.str.115 = external hidden unnamed_addr constant [92 x i8], align 1
@.str.116 = external hidden unnamed_addr constant [92 x i8], align 1
@.str.117 = external hidden unnamed_addr constant [92 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 ptr @s2n_ensure_memmove_trace(ptr noundef, ptr noundef, i64 noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
declare dso_local i32 @s2n_connection_get_session_id_length(ptr noundef) local_unnamed_addr #3

; Function Attrs: nounwind uwtable
define dso_local range(i32 -1, -2147483648) i32 @s2n_connection_get_session_id(ptr noundef %0, ptr noundef %1, i64 noundef %2) local_unnamed_addr #3 {
  %.not = icmp eq ptr %0, null
  br i1 %.not, label %.sink.split, label %4

4:                                                ; preds = %3
  %.not26 = icmp eq ptr %1, null
  br i1 %.not26, label %.sink.split, label %5

5:                                                ; preds = %4
  %6 = tail call i32 @s2n_connection_get_session_id_length(ptr noundef nonnull %0)
  %7 = icmp sgt i32 %6, -1
  br i1 %7, label %8, label %21

8:                                                ; preds = %5
  %9 = zext nneg i32 %6 to i64
  %.not28 = icmp ugt i64 %9, %2
  br i1 %.not28, label %.sink.split, label %10

10:                                               ; preds = %8
  %.not30 = icmp eq i32 %6, 0
  br i1 %.not30, label %21, label %11, !prof !5

11:                                               ; preds = %10
  %12 = getelementptr inbounds i8, ptr %0, i64 184
  %13 = tail call ptr @s2n_ensure_memmove_trace(ptr noundef nonnull %1, ptr noundef nonnull %12, i64 noundef %9) #4
  %.not31.not = icmp eq ptr %13, null
  br i1 %.not31.not, label %.sink.split, label %21

.sink.split:                                      ; preds = %11, %8, %4, %3
  %.str.117.sink = phi ptr [ @.str.114, %3 ], [ @.str.115, %4 ], [ @.str.116, %8 ], [ @.str.117, %11 ]
  %.sink42 = phi ptr [ getelementptr inbounds (i8, ptr @.str.114, i64 21), %3 ], [ getelementptr inbounds (i8, ptr @.str.115, i64 21), %4 ], [ getelementptr inbounds (i8, ptr @.str.116, i64 21), %8 ], [ getelementptr inbounds (i8, ptr @.str.117, i64 21), %11 ]
  %.sink = phi i32 [ 402653193, %3 ], [ 402653193, %4 ], [ 469762078, %8 ], [ 402653193, %11 ]
  %14 = tail call align 8 ptr @llvm.threadlocal.address.p0(ptr align 8 @_s2n_debug_info)
  store ptr %.str.117.sink, ptr %14, align 8, !tbaa !6
  %15 = tail call ptr @strrchr(ptr noundef nonnull dereferenceable(1) %.sink42, i32 noundef 47) #5
  %.not32 = icmp eq ptr %15, null
  %16 = getelementptr inbounds i8, ptr %15, i64 1
  %17 = select i1 %.not32, ptr %.sink42, ptr %16
  %18 = getelementptr inbounds i8, ptr %14, i64 8
  store ptr %17, ptr %18, align 8, !tbaa !11
  %19 = tail call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @s2n_errno)
  store i32 %.sink, ptr %19, align 4, !tbaa !12
  %20 = tail call i32 @s2n_calculate_stacktrace() #4
  br label %21

21:                                               ; preds = %.sink.split, %11, %10, %5
  %.4 = phi i32 [ -1, %5 ], [ %6, %11 ], [ 0, %10 ], [ -1, %.sink.split ]
  ret i32 %.4
}

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 }
attributes #5 = { 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 = !{!"branch_weights", !"expected", i32 1, i32 2000}
!6 = !{!7, !8, i64 0}
!7 = !{!"s2n_debug_info", !8, i64 0, !8, i64 8}
!8 = !{!"any pointer", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C/C++ TBAA"}
!11 = !{!7, !8, i64 8}
!12 = !{!13, !13, i64 0}
!13 = !{!"int", !9, i64 0}


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