void CallGraph::addToCallGraph(Function *F) {
CallGraphNode *Node = getNodeFor(F);
- // If this function has external linkage,
+ // If this function has external linkage, anything could call it...
if (!F->hasInternalLinkage()) {
ExternalNode->addCalledFunction(Node);
else
Root = Node; // Found a main, keep track of it!
}
- } else if (F->isExternal()) { // Not defined in this xlation unit?
- Node->addCalledFunction(ExternalNode); // It could call anything...
}
+
+ // If this function is not defined in this translation unit, it could call
+ // anything.
+ if (F->isExternal())
+ Node->addCalledFunction(ExternalNode);
// Loop over all of the users of the function... looking for callers...
//