re PR bootstrap/45751 (Bootstrap failure: at stage 1 xgcc segfault)

	PR bootstrap/45751
	* gcc/config/darwin-driver.c (darwin_default_min_version):
	Adjust size passed to memcpy in two places.


Co-Authored-By: Dominique d'Humieres <dominiq@lps.ens.fr>

From-SVN: r164592