[Bug tree-optimization/44563] GCC uses a lot of RAM when compiling a large numbers of functions

[rguenther at suse dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=44563

--- Comment #21 from rguenther at suse dot de <rguenther at suse dot de> ---
On Tue, 10 Mar 2015, hubicka at ucw dot cz wrote:

> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=44563
> 
> --- Comment #19 from Jan Hubicka <hubicka at ucw dot cz> ---
> Hmm, it is definitely wasteful to call the call stmt redirection so many times
> - it only needs
> to be called once per statement.  We probably could call it only on newly
> introduced BBs, I will
> take a look.

Ah - stupid error on my part producing the "obvious" patch (and not
seeing the bogus need_debug_cleanup guard...)

Testing the proper patch.