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[ADT] Delete unused llvm::pointer_union_detail::AssignableFrom

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Noticed by Zhiwei Chen
This commit is contained in:
Fangrui Song 2020-07-22 09:23:52 -07:00
parent c7f7d9e600
commit b4f9e0d70d
1 changed files with 0 additions and 7 deletions
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7
include/llvm/ADT/PointerUnion.h
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@ -93,13 +93,6 @@ namespace pointer_union_detail {
static constexpr int NumLowBitsAvailable = lowBitsAvailable<PTs...>();
};
/// Implement assignment in terms of construction.
template <typename Derived, typename T> struct AssignableFrom {
Derived &operator=(T t) {
return static_cast<Derived &>(*this) = Derived(t);
}
};
template <typename Derived, typename ValTy, int I, typename ...Types>
class PointerUnionMembers;