[Bug target/67424] libcilkcrts fails to build on NetBSD

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67424

--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> ---
That allows the bootstrap to complete, but all the cilk+ tests fail:

/home/jwakely/gcc/5/x86_64-unknown-netbsd5.1/bin/ld: ./reduction-3.exe: hidden
symbol `__cpu_model' in
/home/jwakely/build/gcc/testsuite/g++/../../libgcc.a(cpuinfo.o) is referenced
by DSO
/home/jwakely/gcc/5/x86_64-unknown-netbsd5.1/bin/ld: final link failed: Bad
value