gcc/config/rs6000/xm-darwin.h - gcc - Git at Google

 /* Override the usual setting, since Apple's GCC has lame bugs and
    can't handle the initializers.  Someday the bugs will be fixed and
    we can get rid of this silliness.  */

 #define HAVE_DESIGNATED_INITIALIZERS 0
	/* Override the usual setting, since Apple's GCC has lame bugs and
	can't handle the initializers. Someday the bugs will be fixed and
	we can get rid of this silliness. */

	#define HAVE_DESIGNATED_INITIALIZERS 0