[Bug sanitizer/59188] [4.9 Regression] lib64/libtsan.so: undefined reference to `sigsetjmp'

[redi at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59188

--- Comment #8 from Jonathan Wakely <redi at gcc dot gnu.org> ---
(In reply to Kostya Serebryany from comment #1)
> one other problem would be that we have zero tests for tsan in gcc :(

It would be great if someone could do something about that, even just a single
test would have shown this problem, which I think has been there for at least a
week.