mark_entry       7006 src/alloc.c      struct mark_entry *stack;	/* base of stack */
mark_entry       7024 src/alloc.c      struct mark_entry *e = &mark_stk.stack[mark_stk.sp - 1];
mark_entry       7054 src/alloc.c      mark_stk.stack[mark_stk.sp++] = (struct mark_entry){.n = 0, .u.value = value};
mark_entry       7066 src/alloc.c      mark_stk.stack[mark_stk.sp++] = (struct mark_entry){.n = n,