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

Commit log since last time:

697b0c5185 Fix doc example code to follow coding style
5acb2be58b HMAC: use EVP_MD_flags(), not EVP_MD_meth_get_flags()
f1d3df3e69 Adapt the provider digests for more use of OSSL_PARAM
3d214461bf Rework the provider digest constructor to provide implementation get_params
6a3b7c6887 Adapt diverse EVP_MD functions to use get_params and set_params interfaces
2893111fc6 Make more use of OSSL_PARAM for digests
246a1f3dfa Add OSSL_PARAM_construct_from_text() and OSSL_PARAM_allocate_from_text()
82bd7c2cbd Add OPENSSL_hexstr2buf_ex() and OPENSSL_buf2hexstr_ex()
a42cb4ba8a enable DECLARE_DEPRECATED macro for Oracle Developer Studio compiler
853094dbe1 Configurations/unit-Makefile.tmpl: Don't clean away dotted files
3c74e77bd8 Remove some duplicate words from the documentation
c04a9916d4 Fix windows compile errors in params.c
3119c84976 Add a clang-7 build target with --strict-warnings
1a2a3a4206 Extend tests of SSL_check_chain()
5235ef44b9 Fix SSL_check_chain()
db26ec8087 Fix test_key_exchange with no_tlsv1_2
53890ea27c Fix test_sslextension if TLSv1.2 has been disabled
20946b9465 Add TLS tests for RSA-PSS Restricted certificates
39d9ea5e50 Add Restricted PSS certificate and key
9bcc9f973b Ensure RSA PSS correctly returns the right default digest
d6dda392c1 use native atomic increment function on Solaris
ac5a61caf8 Add missing SIZE_MAX define for windows
bba0d270a6 Add a CHANGES entry for BN_generate_prime_ex
03b9393e15 Update documentation of BN_generate_prime_ex
28b4880b8b Merge probable_prime_dh_safe with bn_probable_prime_dh
3ce0566dab Add a parameter to probable_prime if we look for a safe prime
8c47e55ee6 mention what happens if OPENSSL_NO_RC2 is defined
c8edb04fac Restrict usage of bio_dgram_sctp_data only to DGRAM SCTP methods
861335001b make ecp_nistz256_point_add_vis3() local

Build log ended with (last 100 lines):