[Bug tree-optimization/58464] [4.9 Regression] Crashes with SIGSEGV (infinite recursion in phi_translate)

[dominiq at lps dot ens.fr]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58464

--- Comment #10 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
> Seems the fix is regressing rnflow of pb11.

Confirmed. I have opened pr59487.