[Bug debug/90273] [9/10 Regression] GCC runs out of memory building Firefox

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90273

--- Comment #15 from Richard Biener <rguenth at gcc dot gnu.org> ---
And it's indeed "caused" by the CFG-cleanup fixes.  The DCE patch gets us back
to (nearly) the same number of debug stmts as before.