-// UnionValType - Define a class to hold the key that goes into the TypeMap
-//
-class UnionValType {
- std::vector<const Type*> ElTypes;
-public:
- UnionValType(const Type* const* Types, unsigned NumTypes)
- : ElTypes(&Types[0], &Types[NumTypes]) {}
-
- static UnionValType get(const UnionType *UT) {
- std::vector<const Type *> ElTypes;
- ElTypes.reserve(UT->getNumElements());
- for (unsigned i = 0, e = UT->getNumElements(); i != e; ++i)
- ElTypes.push_back(UT->getElementType(i));
-
- return UnionValType(&ElTypes[0], ElTypes.size());
- }
-
- static unsigned hashTypeStructure(const UnionType *UT) {
- return UT->getNumElements();
- }
-
- inline bool operator<(const UnionValType &UTV) const {
- return (ElTypes < UTV.ElTypes);
- }
-};
-