[Bug bootstrap/58935] New: cannot install `libcilkrts.la' to a directory not ending in /usr/local/gcc_current/lib/gcc/x86_64-unknown-linux-gnu/

["dimhen at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58935

            Bug ID: 58935
           Summary: cannot install `libcilkrts.la' to a directory not
                    ending in
                    /usr/local/gcc_current/lib/gcc/x86_64-unknown-linux-gn
                    u/
           Product: gcc
           Version: 4.9.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: bootstrap
          Assignee: unassigned at gcc dot gnu.org
          Reporter: dimhen at gmail dot com

gcc-trunk rev.204248
configured as
~/src/gcc_current/configure --prefix=/usr/local/gcc_current
--with-multilib-list=m64 --enable-checking=yes,df,fold,rtl,tree
--enable-languages=c,c++,lto --enable-plugin --with-tune=native
--with-arch=native --enable-version-specific-runtime-libs

make install FAIL
[...]
make[4]: Leaving directory
`/home/dimhen/build/gcc_current/x86_64-unknown-linux-gnu/libcilkrts'
test -z "/usr/local/gcc_current/lib/gcc/x86_64-unknown-linux-gnu/" ||
/usr/bin/mkdir -p "/usr/local/gcc_current/lib/gcc/x86_64-unknown-linux-gnu/"
 /bin/sh ./libtool   --mode=install /usr/bin/install -c   libcilkrts.la
'/usr/local/gcc_current/lib/gcc/x86_64-unknown-linux-gnu/'
libtool: install: error: cannot install `libcilkrts.la' to a directory not
ending in /usr/local/gcc_current/lib/gcc/x86_64-unknown-linux-gnu/
make[3]: *** [install-toolexeclibLTLIBRARIES] Error 1
make[3]: Leaving directory
`/home/dimhen/build/gcc_current/x86_64-unknown-linux-gnu/libcilkrts'
make[2]: *** [install-am] Error 2
make[2]: Leaving directory
`/home/dimhen/build/gcc_current/x86_64-unknown-linux-gnu/libcilkrts'
make[1]: *** [install-target-libcilkrts] Error 2
make[1]: Leaving directory `/home/dimhen/build/gcc_current'
make: *** [install] Error 2