[Bug bootstrap/92661] [10 Regression] Bootstrap failure with builtin-types.def change

[iains at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92661

--- Comment #6 from Iain Sandoe <iains at gcc dot gnu.org> ---
the patch at comment #5 works for powerpc-darwin9, test output looks "nominal"
(given that there's a lot of recent regression/new fails anyway)