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These two conditions are not exclusive!!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8518 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -64,7 +64,7 @@ CallGraphNode *CallGraph::getNodeFor(Function *F) {
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void CallGraph::addToCallGraph(Function *F) {
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void CallGraph::addToCallGraph(Function *F) {
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CallGraphNode *Node = getNodeFor(F);
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CallGraphNode *Node = getNodeFor(F);
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// If this function has external linkage,
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// If this function has external linkage, anything could call it...
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if (!F->hasInternalLinkage()) {
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if (!F->hasInternalLinkage()) {
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ExternalNode->addCalledFunction(Node);
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ExternalNode->addCalledFunction(Node);
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@ -75,10 +75,13 @@ void CallGraph::addToCallGraph(Function *F) {
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else
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else
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Root = Node; // Found a main, keep track of it!
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Root = Node; // Found a main, keep track of it!
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}
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}
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} else if (F->isExternal()) { // Not defined in this xlation unit?
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Node->addCalledFunction(ExternalNode); // It could call anything...
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}
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}
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// If this function is not defined in this translation unit, it could call
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// anything.
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if (F->isExternal())
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Node->addCalledFunction(ExternalNode);
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// Loop over all of the users of the function... looking for callers...
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// Loop over all of the users of the function... looking for callers...
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//
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//
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for (Value::use_iterator I = F->use_begin(), E = F->use_end(); I != E; ++I) {
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for (Value::use_iterator I = F->use_begin(), E = F->use_end(); I != E; ++I) {
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