[libcxx-commits] [libcxx] [libc++][test] Make `deallocate_size.pass.cpp` MSVC-friendly (PR #165162)

[Nikolas Klauser via libcxx-commits]

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@@ -41,12 +42,12 @@ struct test_alloc {
   TEST_CONSTEXPR test_alloc(const test_alloc<U, Sz>&) TEST_NOEXCEPT {}
 
   pointer allocate(size_type n, const void* = nullptr) {
-    allocated_ += static_cast<std::ptrdiff_t>(n);
+    allocated_ += static_cast<std::size_t>(n);
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philnik777 wrote:

Is this cast actually required now to make MSVC happy? It's an implicit conversion technically I guess, but it's guaranteed to be lossless.

https://github.com/llvm/llvm-project/pull/165162