Re: gcc5: initdb produces gigabytes of _fsm files

I wrote:
> Christoph Berg <cb@df7cb.de> writes:
>> gcc5 is lurking in Debian experimental, and it's breaking initdb.

> Yeah, I just heard the same about Red Hat as well:
> https://bugzilla.redhat.com/show_bug.cgi?id=1190978
> Not clear if it's an outright compiler bug or they've just found some
> creative new way to make an optimization assumption we're violating.

Apparently, it's the former.  See

https://bugzilla.redhat.com/show_bug.cgi?id=1190978#c3

I will be unamused if the gcc boys try to make an argument that they
did some valid optimization here.
        regards, tom lane