[Bug c/117291] Simple but large test case uses up over 8M of stack and hits SEGV

[schwab--- via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117291

--- Comment #8 from Andreas Schwab <sch...@linux-m68k.org> ---
See PR c++/49756.  It uses 64MB, not unlimited.