[Bug libgcc/123976] GCC 15.2.0 (libgcc) does not build on PPC Mac OS X 10.5.8, Leopard, because of missing "md-unwind-def.h"

[Peter_Dyballa at web dot de via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123976

--- Comment #53 from Peter Dyballa <Peter_Dyballa at web dot de> ---
I think GCC 16 cannot be built with Leopard's means. In config.log I see the
use of -std=c++14. GCC 14 or 15 is needed.