[libcxx-commits] [libcxx] [libcxx] changes `__is_allocator` from a struct to a variable or concept (PR #68629)

[via libcxx-commits]

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@@ -317,14 +317,14 @@ public:
 
 #if _LIBCPP_STD_VER >= 17
 template<class _Container,
-         class = enable_if_t<!__is_allocator<_Container>::value>
+         class = enable_if_t<!__is_allocator<_Container> >
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philnik777 wrote:

Nit: This is C++17 code, so we don't need the whitespace. Same for quite a few other places.

https://github.com/llvm/llvm-project/pull/68629