Trying to install Crypt::OpenSSL::EC using cpan go the following result:
$ cpan install Crypt::OpenSSL::EC Reading '/home/vafbuild/.cpan/Metadata' Database was generated on Mon, 05 Dec 2016 10:41:02 GMT Running install for module 'Crypt::OpenSSL::EC' Running make for M/MI/MIKEM/Crypt-OpenSSL-EC-1.01.tar.gz length() used on @array (did you mean "scalar(@array)"?) at /usr/lib64/perl5/IO/Compress/Zlib/Extra.pm line 198. Checksum for /home/vafbuild/.cpan/sources/authors/id/M/MI/MIKEM/Crypt-OpenSSL-EC-1.01.tar.gz ok CPAN.pm: Building M/MI/MIKEM/Crypt-OpenSSL-EC-1.01.tar.gz Checking if your kit is complete... Looks good Generating a Unix-style Makefile Writing Makefile for Crypt::OpenSSL::EC Writing MYMETA.yml and MYMETA.json cp lib/Crypt/OpenSSL/EC.pm blib/lib/Crypt/OpenSSL/EC.pm AutoSplitting blib/lib/Crypt/OpenSSL/EC.pm (blib/lib/auto/Crypt/OpenSSL/EC) Running Mkbootstrap for EC () chmod 644 "EC.bs" "/usr/bin/perl" -MExtUtils::Command::MM -e 'cp_nonempty' -- EC.bs blib/arch/auto/Crypt/OpenSSL/EC/EC.bs 644 "/usr/bin/perl" "/usr/share/perl5/vendor_perl/ExtUtils/xsubpp" -typemap '/usr/share/perl5/ExtUtils/typemap' -typemap '/home/vafbuild/.cpan/build/Crypt-OpenSSL-EC-1.01-Vi3UNF/typemap' EC.xs > EC.xsc mv EC.xsc EC.c gcc -c -I. -I/usr/include -D_REENTRANT -D_GNU_SOURCE -fno-strict-aliasing -pipe -fstack-protector -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong --param=ssp-buffer-size=4 -grecord-gcc-switches -m64 -mtune=generic -DVERSION=\"1.01\" -DXS_VERSION=\"1.01\" -fPIC "-I/usr/lib64/perl5/CORE" -DPERL5 -DOPENSSL_NO_KRB5 EC.c In file included from /usr/lib64/perl5/CORE/perl.h:5071:0, from EC.xs:2: EC.c: In function ‘XS_Crypt__OpenSSL__EC_constant’: /usr/lib64/perl5/CORE/embed.h:609:37: warning: ‘iv’ may be used uninitialized in this function [-Wmaybe-uninitialized] #define sv_setiv(a,b) Perl_sv_setiv(aTHX_ a,b) ^ ./const-xs.inc:11:6: note: ‘iv’ was declared here IV iv; ^ rm -f blib/arch/auto/Crypt/OpenSSL/EC/EC.so LD_RUN_PATH="/lib64" gcc -shared -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong --param=ssp-buffer-size=4 -grecord-gcc-switches -m64 -mtune=generic -Wl,-z,relro EC.o -o blib/arch/auto/Crypt/OpenSSL/EC/EC.so \ -L/usr/lib -lcrypto \ chmod 755 blib/arch/auto/Crypt/OpenSSL/EC/EC.so Manifying 1 pod document MIKEM/Crypt-OpenSSL-EC-1.01.tar.gz /usr/bin/make -- OK Running make test "/usr/bin/perl" -MExtUtils::Command::MM -e 'cp_nonempty' -- EC.bs blib/arch/auto/Crypt/OpenSSL/EC/EC.bs 644 PERL_DL_NONLAZY=1 "/usr/bin/perl" "-MExtUtils::Command::MM" "-MTest::Harness" "-e" "undef *Test::Harness::Switches; test_harness(0, 'blib/lib', 'blib/arch')" t/*.t t/Crypt-OpenSSL-EC.t .. ok t/prime-field.t ....... 1/263 # Failed test at t/prime-field.t line 36. # Failed test at t/prime-field.t line 43. Use of uninitialized value $msg in concatenation (.) or string at /home/vafbuild/.cpan/build/Crypt-OpenSSL-EC-1.01-Vi3UNF/blib/lib/Crypt/OpenSSL/EC.pm line 413. 17078: 1 - error:100A6083:elliptic curve routines:ec_GFp_simple_group_set_curve:unsupported field Use of uninitialized value $msg in concatenation (.) or string at /home/vafbuild/.cpan/build/Crypt-OpenSSL-EC-1.01-Vi3UNF/blib/lib/Crypt/OpenSSL/EC.pm line 413. 17078: 2 - error:1008506F:elliptic curve routines:ec_GFp_mont_field_decode:not initialized # Failed test at t/prime-field.t line 70. # Failed test at t/prime-field.t line 103. # Failed test at t/prime-field.t line 110. # Failed test at t/prime-field.t line 117. # Failed test at t/prime-field.t line 119. # Failed test at t/prime-field.t line 126. # Failed test at t/prime-field.t line 131. # Failed test at t/prime-field.t line 137. # Failed test at t/prime-field.t line 144. # Failed test at t/prime-field.t line 320. # Failed test at t/prime-field.t line 323. # Failed test at t/prime-field.t line 324. # Failed test at t/prime-field.t line 329. # Failed test at t/prime-field.t line 335. # Failed test at t/prime-field.t line 340. # Failed test at t/prime-field.t line 157. # Failed test at t/prime-field.t line 160. # Failed test at t/prime-field.t line 165. # Failed test at t/prime-field.t line 167. # Failed test at t/prime-field.t line 168. # Failed test at t/prime-field.t line 320. # Failed test at t/prime-field.t line 323. # Failed test at t/prime-field.t line 324. # Failed test at t/prime-field.t line 329. # Failed test at t/prime-field.t line 335. # Failed test at t/prime-field.t line 340. # Failed test at t/prime-field.t line 182. # Failed test at t/prime-field.t line 185. # Failed test at t/prime-field.t line 190. # Failed test at t/prime-field.t line 192. # Failed test at t/prime-field.t line 193. # Failed test at t/prime-field.t line 320. # Failed test at t/prime-field.t line 323. # Failed test at t/prime-field.t line 324. # Failed test at t/prime-field.t line 329. # Failed test at t/prime-field.t line 335. # Failed test at t/prime-field.t line 340. # Looks like you planned 263 tests but ran 245. # Looks like you failed 39 tests of 245 run. t/prime-field.t ....... Dubious, test returned 39 (wstat 9984, 0x2700) Failed 57/263 subtests Test Summary Report ------------------- t/prime-field.t (Wstat: 9984 Tests: 245 Failed: 39) Failed tests: 11, 14, 26, 36, 40, 44-47, 50, 52, 62, 64-65 68, 71, 74, 78-79, 82-84, 94, 96-97, 100 103, 106, 110-111, 114-116, 126, 128-129 132, 135, 138 Non-zero exit status: 39 Parse errors: Bad plan. You planned 263 tests but ran 245. Files=2, Tests=264, 1 wallclock secs ( 0.08 usr 0.01 sys + 0.20 cusr 0.03 csys = 0.32 CPU) Result: FAIL Failed 1/2 test programs. 39/264 subtests failed. make: *** [test_dynamic] Error 39 MIKEM/Crypt-OpenSSL-EC-1.01.tar.gz /usr/bin/make test -- NOT OK //hint// to see the cpan-testers results for installing this module, try: reports MIKEM/Crypt-OpenSSL-EC-1.01.tar.gz Running make install make test had returned bad status, won't install without force 
