[Bug rtl-optimization/70625] [4.9/5 Regression] Memory exhaustion when building specific snippet at -O2

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70625

--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> ---
This is a duplicate of PR70623.