bug#46227: Test failure on SPARC (stack-overflow)

[Paul Eggert]

The stack-overflow bug you reported <https://bugs.gnu.org/46227> appears 
to be fixed on SPARC Solaris 10. Could you please try again on SPARC 
Gentoo? You can use the new grep snapshot, announced here:

https://lists.gnu.org/r/grep-devel/2021-08/msg00003.html
Thankss.