read_stack_empty_p 3988 src/lread.c          if (read_stack_empty_p (base_sp))
read_stack_empty_p 4032 src/lread.c          if (read_stack_empty_p (base_sp))
read_stack_empty_p 4362 src/lread.c    	    if (!read_stack_empty_p (base_sp)