Comment # 1 on bug 1177140 from Martin Li��ka

> I assume that no packages are build with LTO for ppc64.

Yes, it's likely caused by fact that we don't have so many powerfull OBS
workers for ppc64.

> BUT I am not sure this is the right thing to be done.

It's not the proper fix. Please investigate why is the symbol missing?
If I see correctly it should be defined here:

[  117s] cc -O2 -Wall -D_FORTIFY_SOURCE=2 -fstack-protector-strong
-funwind-tables -fasynchronous-unwind-tables -fstack-clash-protection
-Werror=return-type -g -fpie -fstack-protector -pipe
-Wno-error=format-truncation -Wall -Wpointer-arith -Wuninitialized
-Wsign-compare -Wformat-security -Wsizeof-pointer-memaccess -Wno-pointer-sign
-Wno-unused-result -Wimplicit-fallthrough -fno-strict-aliasing
-D_FORTIFY_SOURCE=2 -ftrapv -fno-builtin-memset -fstack-protector-strong -fPIE 
 -I. -I.  -D_XOPEN_SOURCE=600 -D_BSD_SOURCE -D_DEFAULT_SOURCE
-I/usr/include/editline  -DLDAP_DEPRECATED -DOPENSSL_LOAD_CONF    
-DSSHDIR=\"/etc/ssh\" -D_PATH_SSH_PROGRAM=\"/usr/bin/ssh\"
-D_PATH_SSH_ASKPASS_DEFAULT=\"/usr/libexec/ssh/ssh-askpass\"
-D_PATH_SFTP_SERVER=\"/usr/libexec/ssh/sftp-server\"
-D_PATH_SSH_KEY_SIGN=\"/usr/libexec/ssh/ssh-keysign\"
-D_PATH_SSH_PKCS11_HELPER=\"/usr/libexec/ssh/ssh-pkcs11-helper\"
-D_PATH_SSH_SK_HELPER=\"/usr/libexec/ssh/ssh-sk-helper\"
-D_PATH_SSH_PIDDIR=\"/run\" -D_PATH_PRIVSEP_CHROOT_DIR=\"/var/lib/empty\"
-DHAVE_CONFIG_H -c ssh-sk.c -o ssh-sk.o