[Bug ipa/63851] [5 Regression] ipa-icf miscompiles gfortran.dg/assumed_rank_(8|9|10).f90 at -O2 and above

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63851

--- Comment #6 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
> Yes, IPA ICF should respect 'restrict' attribute.
> May I ask you to rerun test suite with applied:

My machine is busy regtesting 4.8.4, but a quick test shows that your patch
indeed fixes this PR. More testing tonight. Thanks for the fix.