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Mark private function __sign as constexpr.
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@360167 91177308-0d34-0410-b5e6-96231b3b80d8
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@@ -556,7 +556,7 @@ midpoint(_TPtr __a, _TPtr __b) noexcept
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template <typename _Tp>
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template <typename _Tp>
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int __sign(_Tp __val) {
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constexpr int __sign(_Tp __val) {
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return (_Tp(0) < __val) - (__val < _Tp(0));
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return (_Tp(0) < __val) - (__val < _Tp(0));
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}
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}
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