_GL_ATTRIBUTE_FALLTHROUGH  818 include/config.h # define _GL_ATTRIBUTE_FALLTHROUGH [[__fallthrough__]]
_GL_ATTRIBUTE_FALLTHROUGH  820 include/config.h # define _GL_ATTRIBUTE_FALLTHROUGH __attribute__ ((__fallthrough__))
_GL_ATTRIBUTE_FALLTHROUGH  822 include/config.h # define _GL_ATTRIBUTE_FALLTHROUGH ((void) 0)