Modify general test coverage for ranges algorithms

Author: frederick-vs-ja

libcxx/test/libcxx/diagnostics/algorithm.nodiscard.verify.cpp

@@ -388,13 +388,17 @@ void test() {
   // expected-warning@-1{{ignoring return value of function declared with 'nodiscard' attribute}}
   std::ranges::fold_left(iter, iter, 0, std::plus());
   // expected-warning@-1{{ignoring return value of function declared with 'nodiscard' attribute}}
-  std::ranges::fold_left_with_iter(range, 0, std::plus());
+  std::ranges::fold_left_first(range, std::plus());
   // expected-warning@-1{{ignoring return value of function declared with 'nodiscard' attribute}}
-  std::ranges::fold_left_with_iter(iter, iter, 0, std::plus());
+  std::ranges::fold_left_first(iter, iter, std::plus());
   // expected-warning@-1{{ignoring return value of function declared with 'nodiscard' attribute}}
   std::ranges::fold_left_first_with_iter(range, std::plus());
   // expected-warning@-1{{ignoring return value of function declared with 'nodiscard' attribute}}
   std::ranges::fold_left_first_with_iter(iter, iter, std::plus());
   // expected-warning@-1{{ignoring return value of function declared with 'nodiscard' attribute}}
+  std::ranges::fold_left_with_iter(range, 0, std::plus());
+  // expected-warning@-1{{ignoring return value of function declared with 'nodiscard' attribute}}
+  std::ranges::fold_left_with_iter(iter, iter, 0, std::plus());
+  // expected-warning@-1{{ignoring return value of function declared with 'nodiscard' attribute}}
 #endif
 }

libcxx/test/std/library/description/conventions/customization.point.object/niebloid.compile.pass.cpp

@@ -94,6 +94,8 @@ static_assert(test(std::ranges::find_last, a, 42));
 static_assert(test(std::ranges::find_last_if, a, odd));
 static_assert(test(std::ranges::find_last_if_not, a, odd));
 static_assert(test(std::ranges::fold_left, a, 0, std::plus()));
+static_assert(test(std::ranges::fold_left_first(a, std::plus())));
+static_assert(test(std::ranges::fold_left_first_with_iter(a, std::plus())));
 static_assert(test(std::ranges::fold_left_with_iter, a, 0, std::plus()));
 #endif
 static_assert(test(std::ranges::for_each, a, odd));