[Bug debug/58315] [4.8/4.9/5 Regression] Excessive memory use with -g

[aoliva at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58315

--- Comment #26 from Alexandre Oliva <aoliva at gcc dot gnu.org> ---
I had failed to measure peak memory use.  It went down from more than 4.8G to
less than 460M (vs 380MB without debug info).  Wheee!