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Allow using bitfield's copy-assignment operator

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Pokechu22
2022-02-20 14:43:27 -08:00
parent a354e1efa4
commit 9b7be93420
1 changed files with 3 additions and 7 deletions
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10
common/BitField.h
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@@ -131,13 +131,9 @@ public:
// so that we can use this within unions
constexpr BitField() = default;
// We explicitly delete the copy assignment operator here, because the
// default copy assignment would copy the full storage value, rather than
// just the bits relevant to this particular bit field.
// Ideally, we would just implement the copy assignment to copy only the
// relevant bits, but we're prevented from doing that because the savestate
// code expects that this class is trivially copyable.
BitField& operator=(const BitField&) = delete;
// Warning! This copies ALL storage bits, not just the bits represented by this bitfield.
// This exists so that unions can be copyable.
BitField& operator=(const BitField&) = default;
BitField& operator=(T val)
{