support for attribute visibility is new in the studio 12.5 compiler
so there seems to be some incompatibility between cc and gcc now
>-- Original Message --
>
>On Sat, Aug 13, 2016 at 08:27:30PM -0700, Erik Forsberg wrote:
>>
>> just updated to developer studio 12.5 on Solaris 11.3
>> I see lot of warnings when linking OpenSSL 1.1
>> looking like these
>>
>> link_app.solaris-shared
>> LD_LIBRARY_PATH=.: cc -DDSO_DLFCN -DHAVE_DLFCN_H -DNDEBUG -DOPENSSL_THREADS
>> -DOPENSSL_NO_STATIC_ENGINE -DOPENSSL_PIC -DOPENSSL_IA32_SSE2
>> -DOPENSSL_BN_ASM_MONT -DOPENSSL_BN_ASM_MONT5 -DOPENSSL_BN_ASM_GF2m
>> -DSHA1_ASM
>> -DSHA256_ASM -DSHA512_ASM -DMD5_ASM -DAES_ASM -DVPAES_ASM -DBSAES_ASM
>> -DGHASH_ASM -DECP_NISTZ256_ASM -DPOLY1305_ASM -DOPENSSLDIR="/usr/local/ssl"
>> -DENGINESDIR="/usr/local/lib/amd64/engines-1.1" -xc99 -m64 -xarch=gen
>> eric -xstrconst -DL_ENDIAN -xO5 -xdepend -xbuiltin -D_REENTRANT -DFILIO_H
>> -mt -R /usr/local/lib/amd64 -o apps/openssl apps/app_rand.o apps/apps.o
>> apps/asn1pars.o apps/ca.o apps/ciphers.o apps/cms.o apps/crl.o apps/c
>> rl2p7.o apps/dgst.o apps/dhparam.o apps/dsa.o apps/dsaparam.o apps/ec.o
>> apps/ecparam.o apps/enc.o apps/engine.o apps/errstr.o apps/gendsa.o
>> apps/genpkey.o apps/genrsa.o apps/nseq.o apps/ocsp.o apps/openssl.o apps/op
>> t.o apps/passwd.o apps/pkcs12.o apps/pkcs7.o apps/pkcs8.o apps/pkey.o
>> apps/pkeyparam.o apps/pkeyutl.o apps/prime.o apps/rand.o apps/rehash.o
>> apps/req.o apps/rsa.o apps/rsautl.o apps/s_cb.o apps/s_client.o apps/s_ser
>> ver.o apps/s_socket.o apps/s_time.o apps/sess_id.o apps/smime.o apps/speed.o
>> apps/spkac.o apps/srp.o apps/ts.o apps/verify.o apps/version.o apps/x509.o
>> -L. -lssl -L. -lcrypto -lresolv -lsocket -lnsl -ldl -lpthread
>> ld: warning: relocation warning: R_AMD64_COPY: file ./libcrypto.so: symbol
>> PBEPARAM_it: relocation bound to a symbol with STV_PROTECTED visibility
>> ld: warning: relocation warning: R_AMD64_COPY: file ./libcrypto.so: symbol
>> PBE2PARAM_it: relocation bound to a symbol with STV_PROTECTED visibility
>> ld: warning: relocation warning: R_AMD64_COPY: file ./libcrypto.so: symbol
>> PBKDF2PARAM_it: relocation bound to a symbol with STV_PROTECTED visibility
>
>I'm not sure why those symbols are marked as protected. The only
>thing we seem to be doing with visibilit is this:
>./crypto/sparcv9cap.c:__attribute__ ((visibility("hidden")))
>
>And you're not on sparc.
>
>> seems the common thing here is that libcrypto.num does this, not sure what
>> the implied effect is, but seems contradictory to me, one line says export
>> as function
>> the other one says ! (export as variable instead)
>>
>> PBEPARAM_it 1307 1_1_0
>> EXIST:!EXPORT_VAR_AS_FUNCTION:VARIABLE:
>> PBEPARAM_it 1307 1_1_0
>> EXIST:EXPORT_VAR_AS_FUNCTION:FUNCTION:
>
>As far as I know, this is a windows only thing. For ELF files
>everything is just a symbol.
>
>Anyway, from what I understand, it should be a harmless warning,
>those variables should be read only and be in the .data.rel.ro
>section. But for some reason the solaris linker wants to make a
>copy of it, so you'll end up with the same (read only) variable
>twice.
>
>
>Kurt
>
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