[libc-commits] [libc] [libc] Implement forward iterators (PR #93916)

[via libc-commits]

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@@ -63,6 +63,10 @@ template <typename T, size_t CAPACITY> class FixedVector {
     return reverse_iterator{&store[item_count]};
   }
   LIBC_INLINE constexpr reverse_iterator rend() { return store.rend(); }
+
+  using iterator = typename cpp::array<T, CAPACITY>::iterator;
+  LIBC_INLINE constexpr iterator begin() { return store.begin(); }
+  LIBC_INLINE constexpr iterator end() { return iterator{&store[item_count]}; }
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jameshu15869 wrote:

I think `store.end()` ends up using the entire space allocated to the array instead of the actual number of elements inside it. I was getting a memory error with `store.end()`but I'm not 100% sure that is the cause

https://github.com/llvm/llvm-project/pull/93916