MARK_FROM_MARK_STACK  338 gc/include/private/gc_pmark.h     while (!GC_mark_stack_empty()) MARK_FROM_MARK_STACK(); \
MARK_FROM_MARK_STACK  293 gc/mark.c          	        MARK_FROM_MARK_STACK();
MARK_FROM_MARK_STACK  321 gc/mark.c          	        MARK_FROM_MARK_STACK();
MARK_FROM_MARK_STACK  361 gc/mark.c          	        MARK_FROM_MARK_STACK();
MARK_FROM_MARK_STACK  378 gc/mark.c          	        MARK_FROM_MARK_STACK();