[Bug c++/84569] [6 Regression] g++ -g -O3 consumes all memory

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84569

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Feel free to backport it if it is backportable.