3 ms·

You can also have some kind of heapify/free, with undefined behavior if you get it wrong. I think the C standards committee needs to figure out memory safety b

• PaulHoule 1y ago
  So you're saying the runtime mallocs the pointer to the closure and it's your responsibility to free it when you don't need it anymore?
  • ori_b 1y ago
    Kinda. Here's an example: void mkclosure(int x) { int x; void fn(void){ return x + 1; } return fnheapify(fn); } void useclosure(void) { void (^fn)(void) = mkclosure(42); fn(); fnfree(fn); }