[libcxx-commits] [libcxx] [libc++] Applied `[[nodiscard]]` to `hash<shared_ptr>`, `hash<unique_ptr>`, etc. (PR #170674)

[A. Jiang via libcxx-commits]

================
@@ -6,22 +6,16 @@
 //
 //===----------------------------------------------------------------------===//
 
-// ADDITIONAL_COMPILE_FLAGS: -Wno-deprecated
+// UNSUPPORTED: c++03
----------------
frederick-vs-ja wrote:

```suggestion
// REQUIRES: std-at-least-c++14
```

https://github.com/llvm/llvm-project/pull/170674