__test_has_construct.
In C++17 some tests started failing after
a521532aa16df2c06c91488f2a4e787586f0a611. This fixes those errors by suppressing the deprecation warning when calling `construct` in `__test_has_construct`. This is the same solution as `__has_destroy_test` already uses.
Reviewers: ldionne, #libc!
Subscribers: dexonsmith, libcxx-commits
Tags: #libc
Differential Revision: https://reviews.llvm.org/D80481
#endif // _LIBCPP_CXX03_LANG
+_LIBCPP_SUPPRESS_DEPRECATED_PUSH
template <class _Alloc, class ..._Args,
class = decltype(_VSTD::declval<_Alloc>().construct(_VSTD::declval<_Args>()...))>
static true_type __test_has_construct(int);
+_LIBCPP_SUPPRESS_DEPRECATED_POP
+
template <class _Alloc, class...>
static false_type __test_has_construct(...);