"make check" errror on ppc64, s390 and s390x

[H. J. Lu]

I got

./build-ppc64-linux/ld/ld.log:FAIL: ld-discard/start
./build-s390x-linux/ld/ld.log:FAIL: ld-discard/extern
./build-s390-linux/ld/ld.log:UNRESOLVED: TLS -fpic -shared transitions
./build-s390-linux/ld/ld.log:UNRESOLVED: Helper shared library
./build-s390-linux/ld/ld.log:UNRESOLVED: TLS -fpic and -fno-pic exec
transitions./build-s390x-linux/ld/ld.log:UNRESOLVED: TLS -fpic -shared
transitions
./build-s390x-linux/ld/ld.log:UNRESOLVED: Helper shared library
./build-s390x-linux/ld/ld.log:UNRESOLVED: TLS -fpic and -fno-pic exec
transitions


H.J.