static void RemoveDeadConstant(Constant *C) {
assert(C->use_empty() && "Constant is not dead!");
SmallPtrSet<Constant*, 4> Operands;
- for (unsigned i = 0, e = C->getNumOperands(); i != e; ++i)
- if (OnlyUsedBy(C->getOperand(i), C))
- Operands.insert(cast<Constant>(C->getOperand(i)));
+ for (Value *Op : C->operands())
+ if (OnlyUsedBy(Op, C))
+ Operands.insert(cast<Constant>(Op));
if (GlobalVariable *GV = dyn_cast<GlobalVariable>(C)) {
if (!GV->hasLocalLinkage()) return; // Don't delete non-static globals.
GV->eraseFromParent();
for (Module::global_iterator I = M.global_begin(), E = M.global_end();
I != E; ++I) {
- if (I->hasLocalLinkage() && llvmUsedValues.count(I) == 0)
+ if (I->hasLocalLinkage() && llvmUsedValues.count(&*I) == 0)
if (!PreserveDbgInfo || !I->getName().startswith("llvm.dbg"))
I->setName(""); // Internal symbols can't participate in linkage
}
for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I) {
- if (I->hasLocalLinkage() && llvmUsedValues.count(I) == 0)
+ if (I->hasLocalLinkage() && llvmUsedValues.count(&*I) == 0)
if (!PreserveDbgInfo || !I->getName().startswith("llvm.dbg"))
I->setName(""); // Internal symbols can't participate in linkage
StripSymtab(I->getValueSymbolTable(), PreserveDbgInfo);