gcc < 5 doesn't fully support the c++11 `std::is_trivially_copyable<Entry>::value`
Remove it, as it is not essential.
fixes https://github.com/official-stockfish/Stockfish/issues/2681
closes https://github.com/official-stockfish/Stockfish/pull/2682
No functional change.
return (TBTable<Type>*)(Type == WDL ? (void*)wdl : (void*)dtz);
}
};
- static_assert(std::is_trivially_copyable<Entry>::value, "");
static constexpr int Size = 1 << 12; // 4K table, indexed by key's 12 lsb
static constexpr int Overflow = 1; // Number of elements allowed to map to the last bucket