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:

91cb81d40a BIO_lookup_ex: Do not retry on EAI_MEMORY
7f616a00e9 BIO_lookup_ex: Always retry the lookup on failure with AI_NUMERICHOST set
23ccf13dd6 30-test_evp.t: make the tested configs depend on what's been built

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
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 test/libtestutil.a
rm -f *.ld
rm -f apps/openssl fuzz/asn1-test fuzz/asn1parse-test fuzz/bignum-test fuzz/bndiv-test fuzz/client-test fuzz/cms-test fuzz/conf-test fuzz/crl-test fuzz/ct-test fuzz/server-test fuzz/x509-test test/aborttest test/aesgcmtest test/afalgtest test/asn1_decode_test test/asn1_dsa_internal_test test/asn1_encode_test test/asn1_internal_test test/asn1_string_table_test test/asn1_time_test test/asynciotest test/asynctest test/bad_dtls_test test/bftest test/bio_callback_test test/bio_enc_test test/bio_memleak_test test/bioprinttest test/bn_internal_test test/bntest test/buildtest_c_aes test/buildtest_c_asn1 test/buildtest_c_asn1t test/buildtest_c_async test/buildtest_c_bio test/buildtest_c_blowfish test/buildtest_c_bn test/buildtest_c_buffer test/buildtest_c_camellia test/buildtest_c_cast test/buildtest_c_cmac test/buildtest_c_cmp test/buildtest_c_cms test/buildtest_c_comp test/buildtest_c_conf test/buildtest_c_conf_api test/buildtest_c_core test/buildtest_c_core_names test/buildtest_c_core_numbers test/buildtest_c_crmf test/buildtest_c_crypto test/buildtest_c_ct test/buildtest_c_des test/buildtest_c_dh test/buildtest_c_dsa test/buildtest_c_dtls1 test/buildtest_c_e_os2 test/buildtest_c_ebcdic test/buildtest_c_ec test/buildtest_c_ecdh test/buildtest_c_ecdsa test/buildtest_c_engine test/buildtest_c_ess test/buildtest_c_evp test/buildtest_c_hmac test/buildtest_c_idea test/buildtest_c_kdf test/buildtest_c_lhash test/buildtest_c_macros test/buildtest_c_md4 test/buildtest_c_md5 test/buildtest_c_mdc2 test/buildtest_c_modes test/buildtest_c_obj_mac test/buildtest_c_objects test/buildtest_c_ocsp test/buildtest_c_opensslv test/buildtest_c_ossl_typ test/buildtest_c_params test/buildtest_c_pem test/buildtest_c_pem2 test/buildtest_c_pkcs12 test/buildtest_c_pkcs7 test/buildtest_c_provider test/buildtest_c_rand test/buildtest_c_rand_drbg test/buildtest_c_rc2 test/buildtest_c_rc4 test/buildtest_c_ripemd test/buildtest_c_rsa test/buildtest_c_safestack test/buildtest_c_seed test/buildtest_c_sha test/buildtest_c_srp test/buildtest_c_srtp test/buildtest_c_ssl test/buildtest_c_ssl2 test/buildtest_c_stack test/buildtest_c_store test/buildtest_c_symhacks test/buildtest_c_tls1 test/buildtest_c_ts test/buildtest_c_txt_db test/buildtest_c_ui test/buildtest_c_whrlpool test/buildtest_c_x509 test/buildtest_c_x509_vfy test/buildtest_c_x509v3 test/casttest test/chacha_internal_test test/cipherbytes_test test/cipherlist_test test/ciphername_test test/clienthellotest test/cmsapitest test/conf_include_test test/constant_time_test test/context_internal_test test/crltest test/ct_test test/ctype_internal_test test/curve448_internal_test test/d2i_test test/danetest test/destest test/dhtest test/drbg_cavs_t