[...]

Writing MYMETA.yml and MYMETA.json
+ /usr/bin/make -j4 'CC=x86_64-tld-linux-gcc' 'OPTIMIZE=-O2 -fwrapv -pipe -Wformat -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -fstack-protector --param=ssp-buffer-size=4 -fPIC -march=x86-64 '
Running Mkbootstrap for Devel::FindRef ()
chmod 644 "FindRef.bs"
"/usr/bin/perl5.22.0" "/usr/share/perl5/5.22.0/ExtUtils/xsubpp"  -typemap "/usr/share/perl5/5.22.0/ExtUtils/typemap"  FindRef.xs > FindRef.xsc && mv FindRef.xsc FindRef.c
cp FindRef.pm blib/lib/Devel/FindRef.pm
x86_64-tld-linux-gcc -c   -D_REENTRANT -D_GNU_SOURCE -fwrapv -fno-strict-aliasing -pipe -fstack-protector -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -fwrapv -pipe -Wformat -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -fstack-protector --param=ssp-buffer-size=4 -fPIC -march=x86-64    -DVERSION=\"1.422\" -DXS_VERSION=\"1.422\" -fPIC "-I/usr/lib64/perl5/5.22.0/x86_64-tld-linux-thread-multi/CORE"   FindRef.c
In file included from /usr/lib64/perl5/5.22.0/x86_64-tld-linux-thread-multi/CORE/perl.h:3733:0,
                 from FindRef.xs:2:
FindRef.xs: In function 'XS_Devel__FindRef_find_':
/usr/lib64/perl5/5.22.0/x86_64-tld-linux-thread-multi/CORE/pad.h:319:33: error: 'SV' has no member named 'xpadn_ourstash'
 #define PadnameOURSTASH(pn) (pn)->xpadn_ourstash
                                 ^
/usr/lib64/perl5/5.22.0/x86_64-tld-linux-thread-multi/CORE/pad.h:342:27: note: in expansion of macro 'PadnameOURSTASH'
 #define SvPAD_OUR(pn)  (!!PadnameOURSTASH(pn))
                           ^
FindRef.xs:100:56: note: in expansion of macro 'SvPAD_OUR'
                         if (SvTYPE (sv) == SVt_PVMG && SvPAD_OUR (sv))
                                                        ^
In file included from /usr/lib64/perl5/5.22.0/x86_64-tld-linux-thread-multi/CORE/perl.h:3734:0,
                 from FindRef.xs:2:
/usr/lib64/perl5/5.22.0/x86_64-tld-linux-thread-multi/CORE/cv.h:70:25: warning: initialization from incompatible pointer type [enabled by default]
 #define CvPADLIST(sv)   (*(assert_(!CvISXSUB((CV*)(sv))) \
                         ^
FindRef.xs:163:49: note: in expansion of macro 'CvPADLIST'
                                   AV *padlist = CvPADLIST (sv);
                                                 ^
FindRef.xs:230:39: warning: field precision specifier '.*' expects argument of type 'int', but argument 2 has type 'STRLEN' [-Wformat=]
                                       res_pair (form ("the target for the lvalue hash element '%.*s',",
                                       ^
FindRef.xs:233:39: warning: format '%d' expects argument of type 'int', but argument 2 has type 'STRLEN' [-Wformat=]
                                       res_pair (form ("the target for the lvalue array element #%d,", LvTARGOFF (sv)));
                                       ^
FindRef.xs:236:35: warning: format '%d' expects argument of type 'int', but argument 3 has type 'STRLEN' [-Wformat=]
                                   res_pair (form ("an lvalue reference target (type '%c', ofs %d, len %d),",
                                   ^
FindRef.xs:236:35: warning: format '%d' expects argument of type 'int', but argument 4 has type 'STRLEN' [-Wformat=]
make: *** [FindRef.o] Error 1
error: Bad exit status from /tmp/B.b06f43/rpm-tmp.69045 (%build)
RPM build errors:
    Bad exit status from /tmp/B.b06f43/rpm-tmp.69045 (%build)
ended at: Tue Mar 22 10:44:26 2016, done in 01days 00h 00m 01s
error: No files produced.
mesg: ttyname failed: Inappropriate ioctl for device
Begin-PLD-Builder-Info
Build-Time: user:2.59s sys:2.35s real:4.81s (faults io:0 non-io:162380)
End-PLD-Builder-Info