FAILED build of OpenSSL branch master with options -d --strict-warnings

[OpenSSL run-checker]

Platform and configuration command:

$ uname -a
Linux run 4.15.0-54-generic #58-Ubuntu SMP Mon Jun 24 10:55:24 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux
$ CC=clang ../openssl/config -d --strict-warnings

Commit log since last time:

7ba46774b7 Remove spurious space from file.
7573fe1af5 Deprecate the AES_ige_*() functions
67b8f5bdbf Add the ability to supress deprecation warnings
25d7cd1d69 add X509_cmp_timeframe() including its documentation
dc5d74e648 util/mkerr.pl: don't stop reading conserved symbols from the state file
278de77b88 configdata.pm.in: Don't try to quotify undefined values

Build log ended with (last 100 lines):

$ CC=clang ../openssl/config -d --strict-warnings
Operating system: x86_64-whatever-linux2
Configuring OpenSSL version 3.0.0-dev for target linux-x86_64-clang
Using os-specific seed configuration
Creating configdata.pm
Running configdata.pm
Creating Makefile

**********************************************************************
***                                                                ***
***   OpenSSL has been successfully configured                     ***
***                                                                ***
***   If you encounter a problem while building, please open an    ***
***   issue on GitHub <https://github.com/openssl/openssl/issues>  ***
***   and include the output from the following command:           ***
***                                                                ***
***       perl configdata.pm --dump                                ***
***                                                                ***
***   (If you are new to OpenSSL, you might want to consult the    ***
***   'Troubleshooting' section in the INSTALL file first)         ***
***                                                                ***
**********************************************************************
$ make clean
rm -f libcrypto.so.3
rm -f libcrypto.so
rm -f libssl.so.3
rm -f libssl.so
rm -f apps/libapps.a libcrypto.a libssl.a providers/libcommon.a providers/libfips.a providers/libimplementations.a providers/liblegacy.a providers/libnonfips.a test/libtestutil.a
rm -f *.ld
rm -f doc/html/man1/CA.pl.html doc/html/man1/openssl-asn1parse.html doc/html/man1/openssl-ca.html doc/html/man1/openssl-ciphers.html doc/html/man1/openssl-cmds.html doc/html/man1/openssl-cms.html doc/html/man1/openssl-crl.html doc/html/man1/openssl-crl2pkcs7.html doc/html/man1/openssl-dgst.html doc/html/man1/openssl-dhparam.html doc/html/man1/openssl-dsa.html doc/html/man1/openssl-dsaparam.html doc/html/man1/openssl-ec.html doc/html/man1/openssl-ecparam.html doc/html/man1/openssl-enc.html doc/html/man1/openssl-engine.html doc/html/man1/openssl-errstr.html doc/html/man1/openssl-fipsinstall.html doc/html/man1/openssl-gendsa.html doc/html/man1/openssl-genpkey.html doc/html/man1/openssl-genrsa.html doc/html/man1/openssl-info.html doc/html/man1/openssl-kdf.html doc/html/man1/openssl-list.html doc/html/man1/openssl-mac.html doc/html/man1/openssl-nseq.html doc/html/man1/openssl-ocsp.html doc/html/man1/openssl-passwd.html doc/html/man1/openssl-pkcs12.html doc/html/man1/openssl-pkcs7.html doc/html/man1/openssl-pkcs8.html doc/html/man1/openssl-pkey.html doc/html/man1/openssl-pkeyparam.html doc/html/man1/openssl-pkeyutl.html doc/html/man1/openssl-prime.html doc/html/man1/openssl-provider.html doc/html/man1/openssl-rand.html doc/html/man1/openssl-rehash.html doc/html/man1/openssl-req.html doc/html/man1/openssl-rsa.html doc/html/man1/openssl-rsautl.html doc/html/man1/openssl-s_client.html doc/html/man1/openssl-s_server.html doc/html/man1/openssl-s_time.html doc/html/man1/openssl-sess_id.html doc/html/man1/openssl-smime.html doc/html/man1/openssl-speed.html doc/html/man1/openssl-spkac.html doc/html/man1/openssl-srp.html doc/html/man1/openssl-storeutl.html doc/html/man1/openssl-ts.html doc/html/man1/openssl-verify.html doc/html/man1/openssl-version.html doc/html/man1/openssl-x509.html doc/html/man1/openssl.html doc/html/man1/tsget.html doc/html/man3/ADMISSIONS.html doc/html/man3/ASN1_INTEGER_get_int64.html doc/html/man3/ASN1_ITEM_lookup.html doc/html/man3/ASN1_OBJECT_new.html doc/html/man3/ASN1_STRING_TABLE_add.html doc/html/man3/ASN1_STRING_length.html doc/html/man3/ASN1_STRING_new.html doc/html/man3/ASN1_STRING_print_ex.html doc/html/man3/ASN1_TIME_set.html doc/html/man3/ASN1_TYPE_get.html doc/html/man3/ASN1_generate_nconf.html doc/html/man3/ASYNC_WAIT_CTX_new.html doc/html/man3/ASYNC_start_job.html doc/html/man3/BF_encrypt.html doc/html/man3/BIO_ADDR.html doc/html/man3/BIO_ADDRINFO.html doc/html/man3/BIO_connect.html doc/html/man3/BIO_ctrl.html doc/html/man3/BIO_f_base64.html doc/html/man3/BIO_f_buffer.html doc/html/man3/BIO_f_cipher.html doc/html/man3/BIO_f_md.html doc/html/man3/BIO_f_null.html doc/html/man3/BIO_f_ssl.html doc/html/man3/BIO_find_type.html doc/html/man3/BIO_get_data.html doc/html/man3/BIO_get_ex_new_index.html doc/html/man3/BIO_meth_new.html doc/html/man3/BIO_new.html doc/html/man3/BIO_new_CMS.html doc/html/man3/BIO_parse_hostserv.html doc/html/man3/BIO_printf.html doc/html/man3/BIO_push.html doc/html/man3/BIO_read.html doc/html/man3/BIO_s_accept.html doc/html/man3/BIO_s_bio.html doc/html/man3/BIO_s_connect.html doc/html/man3/BIO_s_fd.html doc/html/man3/BIO_s_file.html doc/html/man3/BIO_s_mem.html doc/html/man3/BIO_s_null.html doc/html/man3/BIO_s_socket.html doc/html/man3/BIO_set_callback.html doc/html/man3/BIO_should_retry.html doc/html/man3/BN_BLINDING_new.html doc/html/man3/BN_CTX_new.html doc/html/man3/BN_CTX_start.html doc/html/man3/BN_add.html doc/html/man3/BN_add_word.html doc/html/man3/BN_bn2bin.html doc/html/man3/BN_cmp.html doc/html/man3/BN_copy.html doc/html/man3/BN_generate_prime.html doc/html/man3/BN_mod_inverse.html doc/html/man3/BN_mod_mul_montgomery.html doc/html/man3/BN_mod_mul_reciprocal.html doc/html/man3/BN_new.html doc/html/man3/BN_num_bytes.html doc/html/man3/BN_rand.html doc/html/man3/BN_security_bits.html doc/html/man3/BN_set_bit.html doc/html/man3/BN_swap.html doc/html/man3/BN_zero.html doc/html/man3/BUF_MEM_new.html doc/html/man3/CMS_add0_cert.html doc/html/man3/CMS_add1_recipient_cert.html doc/html/man3/CMS_add1_signer.html doc/html/man3/CMS_compress.html doc/html/man3/CMS_decrypt.html doc/html/man3/CMS_encrypt.html doc/html/man3/CMS_final.html doc/html/man3/CMS_get0_RecipientInfos.html doc/html/man3/CMS_get0_SignerInfos.html doc/html/man3/CMS_get0_type.html doc/html/man3/CMS_get1_ReceiptRequest.html doc/html/man3/CMS_sign.html doc/html/man3/CMS_sign_receipt.html doc/html/man3/CMS_uncompress.html doc/html/man3/CMS_verify.html doc/html/man3/CMS_verify_receipt.html doc/html/man3/CONF_modules_free.html doc/html/man3/CONF_modules_load_file.html doc/html/man3/CRYPTO_THREAD_run_once.html doc/html/man3/CRYPTO_get_ex_new_index.html doc/html/man3/CRYPTO_memcmp.html doc/html/man3/CTLOG_STORE_get0_log_by_id.html doc/html/man3/CTLOG_STORE_new.html doc/html/man3/CTLOG_new.html doc/html/man3/CT_POLICY_EVAL_CTX_new.html doc/html/man3/DEFINE_STACK_OF.html doc/html/man3/DES_random_key.html doc/html/man3/DH_generate_key.html doc/html/man3/DH_generate_parameters.html doc/html/man3/DH_get0_pqg.html doc/html/man3/DH_get_1024_160.html doc/html/man3/DH_meth_new.html doc/html/man3/DH_new.html doc/html/man3/DH_new_by_nid.html doc/html/man3/DH_set_method.html doc/html/man3/DH_size.html doc/html/man3/DSA_SIG_new.html doc/html/man3/DSA_do_sign.html doc/html/man3/DSA_dup_DH.html doc/html/man3/DSA_generate_key.html doc/html/man3/DSA_generate_parameters.html doc/html/man3/DSA_get0_pqg.html doc/html/man3/DSA_meth_new.html doc/html/man3/DSA_new.html doc/html/man3/DSA_set_method.html doc/html/man3/DSA_sign.html doc/html/man3/DSA_size.html doc/html/man3/DTLS_get_data_mtu.html doc/html/man3/DTLS_set_timer_cb.html doc/html/man3/DTLSv1_listen.html doc/html/man3/ECDSA_SIG_new.html doc/html/man3/ECPKParameters_print.html doc/html/man3/EC_GFp_simple_method.html doc/html/man3/EC_GROUP_copy.html doc/html/man3/EC_GROUP_new.html doc/html/man3/EC_KEY_get_enc_flags.html doc/html/man3/EC_KEY_new.html doc/html/man3/EC_POINT_add.html doc/html/man3/EC_POINT_new.html doc/html/man3/ENGINE_add.html doc/html/man3/ERR_GET_LIB.html doc/html/man3/ERR_clear_error.html doc/html/man3/ERR_error_string.html doc/html/man3/ERR_get_error.html doc/html/man3/ERR_load_crypto_strings.html doc/html/man3/ERR_load_strings.html doc/html/man3/ERR_new.html doc/html/man3/ERR_print_errors.html doc/html/man3/ERR_put_error.html doc/html/man3/ERR_remove_state.html doc/html/man3/ERR_set_mark.html doc/html/man3/EVP_ASYM_CIPHER_free.html doc/html/man3/EVP_BytesToKey.html doc/html/man3/EVP_CIPHER_CTX_get_cipher_data.html doc/html/man3/EVP_CIPHER_meth_new.html doc/html/man3/EVP_DigestInit.html doc/html/man3/EVP_DigestSignInit.html doc/html/man3/EVP_DigestVerifyInit.html doc/html/man3/EVP_