// isUsedByLifetimeMarker - Check whether this Value is used by a lifetime
// intrinsic.
static bool isUsedByLifetimeMarker(Value *V) {
- for (Value::use_iterator UI = V->use_begin(), UE = V->use_end(); UI != UE;
- ++UI) {
- if (IntrinsicInst *II = dyn_cast<IntrinsicInst>(*UI)) {
+ for (User *U : V->users()) {
+ if (IntrinsicInst *II = dyn_cast<IntrinsicInst>(U)) {
switch (II->getIntrinsicID()) {
default: break;
case Intrinsic::lifetime_start:
return isUsedByLifetimeMarker(AI);
// Do a scan to find all the casts to i8*.
- for (Value::use_iterator I = AI->use_begin(), E = AI->use_end(); I != E;
- ++I) {
- if (I->getType() != Int8PtrTy) continue;
- if (I->stripPointerCasts() != AI) continue;
- if (isUsedByLifetimeMarker(*I))
+ for (User *U : AI->users()) {
+ if (U->getType() != Int8PtrTy) continue;
+ if (U->stripPointerCasts() != AI) continue;
+ if (isUsedByLifetimeMarker(U))
return true;
}
return false;