[Bug testsuite/70516] [4.9/5/6 Regression] Regtesting acats hangs on x86_64-apple-darwin15.4

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70516

--- Comment #5 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
> Perhaps just tcl bug on your platform then?
> Do you have some revision where you can reliably not reproduce the hang
> (say with 100 invocations)?  Otherwise I kind of don't understand
> the Regression marking.

Regtesting all languages on my machine takes between 4 and 5 hours (at -j8), so
I never test any revision more than once. I typically do a couple regtestings
every day and I have never seen any hanging before March 16 for trunk.