FPP->add(RequiredPass);
// Register P as the last user of RequiredPass.
- SmallVector<Pass *, 1> LU;
- LU.push_back(RequiredPass);
- FPP->setLastUser(LU, P);
+ if (RequiredPass) {
+ SmallVector<Pass *, 1> LU;
+ LU.push_back(RequiredPass);
+ FPP->setLastUser(LU, P);
+ }
}
/// Return function pass corresponding to PassInfo PI, that is