Fix libcdsb_stack_push_many

src/stack.c

@@ -47,6 +47,7 @@ void libcdsb_stack_push_many(stack_t* x, size_t c, ...) {
             n->prev  = x->prev;
             n->value = x->value;
             x->prev  = n;
+            x->value = va_arg(args, void*);
         }
     }