[libcxx-commits] [libcxx] [libc++] Applied `[[nodiscard]]` to concurrency (partially) (PR #169463)

[Nikolas Klauser via libcxx-commits]

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@@ -133,7 +133,7 @@ class counting_semaphore {
 public:
   static_assert(__least_max_value >= 0, "The least maximum value must be a positive number");
 
-  static constexpr ptrdiff_t max() noexcept { return __least_max_value; }
+  [[nodiscard]] static constexpr ptrdiff_t max() noexcept { return __least_max_value; }
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philnik777 wrote:

Again, the `try_*` functions below.

https://github.com/llvm/llvm-project/pull/169463