V8 test-in-container patch

[DJ Delorie]

Joseph Myers <joseph@codesourcery.com> writes:
> I think the question there is whether the --as-needed in $(gnulib-tests) 
> is an issue for this purpose (whether you want the libraries linked in 
> even if not used for anything).  Maybe in this case it doesn't matter 
> because the libraries in question will in fact always be used.

Maybe, but good point... the purpose of that test binary is to include
anything that a test case might need, so we want to be paranoid.  How
about this then?  I hate to manually list so many things, but it looks
inevitable.

LDLIBS-links-dso-program = -lstdc++ -lgcc -lgcc_s $(libunwind)