GC_ADD_TO_BLACK_LIST_NORMAL 252 gc/include/private/gc_pmark.h GC_ADD_TO_BLACK_LIST_NORMAL((word)current, source); \ GC_ADD_TO_BLACK_LIST_NORMAL 256 gc/include/private/gc_pmark.h GC_ADD_TO_BLACK_LIST_NORMAL((word)current, source); goto exit_label; \