[libcxx-commits] [libcxx] [libc++] Fix UB in <expected> related to "has value" flag (#68552) (PR #68733)

[via libcxx-commits]

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@@ -894,11 +855,21 @@ class expected {
 
 private:
   struct __empty_t {};
+  struct __construct_in_place_tag {};
+  struct __construct_unexpected_tag {};
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huixie90 wrote:

question: why not use `inplace_t` and `unexpect_t`

https://github.com/llvm/llvm-project/pull/68733