[Bug rtl-optimization/63577] [4.8/4.9/5 Regression]: Huge compile time and memory usage with -O and not -fPIC

[segher at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63577

Segher Boessenkool <segher at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |segher at gcc dot gnu.org

--- Comment #3 from Segher Boessenkool <segher at gcc dot gnu.org> ---
The LOG_LINKS take up only a few hundred kB, tops; the gigantic memory
use is from of all the garbage RTL produced for all the failed combine
attempts.