[Bug c++/94957] Compilation slowww for simple code with -O1/2/3 and -g in GCC 8 and 9

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94957

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Plenty of dups for this in bugzilla - but FE folks never get that idea of using
a loop ...