Clarify function comment for `erase` by stating that this idiom only works for "some" standard containers.
If you use this idiom with `std::vector` or `absl::btree_map` you can end up either skipping elements or dereferencing an invalid iterator.
PiperOrigin-RevId: 639892758
Change-Id: Ic5c213667b4b1e8c39813ee237aaffe320a8eb27
diff --git a/absl/container/internal/raw_hash_set.h b/absl/container/internal/raw_hash_set.h
index 1f677a4..9ef9a6b 100644
--- a/absl/container/internal/raw_hash_set.h
+++ b/absl/container/internal/raw_hash_set.h
@@ -3105,7 +3105,7 @@
// this method returns void to reduce algorithmic complexity to O(1). The
// iterator is invalidated, so any increment should be done before calling
// erase. In order to erase while iterating across a map, use the following
- // idiom (which also works for standard containers):
+ // idiom (which also works for some standard containers):
//
// for (auto it = m.begin(), end = m.end(); it != end;) {
// // `erase()` will invalidate `it`, so advance `it` first.
