[libcxx-commits] [libcxx] [libc++] Add `ranges::fold_left_first` and `ranges::fold_left_first_with_iter` (PR #121558)

[Mark de Wever via libcxx-commits]

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@@ -392,5 +392,9 @@ void test() {
   // expected-warning at -1{{ignoring return value of function declared with 'nodiscard' attribute}}
   std::ranges::fold_left_with_iter(iter, iter, 0, std::plus());
   // expected-warning at -1{{ignoring return value of function declared with 'nodiscard' attribute}}
+  std::ranges::fold_left_first_with_iter(range, std::plus());
+  // expected-warning at -1{{ignoring return value of function declared with 'nodiscard' attribute}}
+  std::ranges::fold_left_first_with_iter(iter, iter, std::plus());
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mordante wrote:

Please test both `fold_left_first` overloads too.

https://github.com/llvm/llvm-project/pull/121558