[libcxx-commits] [libcxx] [libc++] Simplify vector<bool>::__construct_at_end (Reopend) (PR #119632)

[Peng Liu via libcxx-commits]

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@@ -852,7 +845,9 @@ _LIBCPP_CONSTEXPR_SINCE_CXX20 void vector<bool, _Allocator>::reserve(size_type _
       this->__throw_length_error();
     vector __v(this->get_allocator());
     __v.__vallocate(__n);
-    __v.__construct_at_end(this->begin(), this->end(), this->size());
+    // Ensure that the call to __construct_at_end(first, last, n) meets the precondition of n > 0
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winner245 wrote:

That's right! The comment doesn't apply any more and the if condition is unnecessary. 

https://github.com/llvm/llvm-project/pull/119632