stdalign: work around Apple GCC 4.0 bug Reported by David Fang in: http://lists.gnu.org/archive/html/bug-gnulib/2014-12/msg00194.html * lib/stdalign.in.h (_Alignas): * m4/stdalign.m4 (gl_STDALIGN_H): Do not use aligned attribute with GCC 4.0 on Apple.