return;
}
+ if (isa<IndirectBrInst>(TI)) {
+ Succs.assign(Succs.size(), true);
+ return;
+ }
+
SwitchInst &SI = cast<SwitchInst>(TI);
LatticeVal SCValue;
if (AggressiveUndef)
}
void SparseSolver::visitPHINode(PHINode &PN) {
+ // The lattice function may store more information on a PHINode than could be
+ // computed from its incoming values. For example, SSI form stores its sigma
+ // functions as PHINodes with a single incoming value.
if (LatticeFunc->IsSpecialCasedPHI(&PN)) {
LatticeVal IV = LatticeFunc->ComputeInstructionState(PN, *this);
if (IV != LatticeFunc->getUntrackedVal())