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Lines Matching refs:Ancestor

1151   Instruction *Ancestor = Parent.first;
1153     if (BinaryOperator *BO = dyn_cast<BinaryOperator>(Ancestor)) {
1161         Worklist.Add(Ancestor);
1163     } else if (Ancestor->getOpcode() == Instruction::Trunc) {
1169     assert((Ancestor->getOpcode() != Instruction::SExt || NoSignedWrap) &&
1172     if (Ancestor == Val)
1177     assert(Ancestor->hasOneUse() && "Drilled down when more than one use!");
1178     Ancestor = Ancestor->user_back();