Output "external node" rather than "Indirect CallGraph node" when printing

callgraph SCC's.  This makes it match what the node itself would print.  Also,
"indirect callgraph node" doesn't make sense - it has nothing particularly to
do with indirect calls.

llvm-svn: 105730

llvm/tools/opt/PrintSCC.cpp

@@ -102,7 +102,7 @@ bool CallGraphSCC::runOnModule(Module &M) {
     for (std::vector<CallGraphNode*>::const_iterator I = nextSCC.begin(),
            E = nextSCC.end(); I != E; ++I)
       outs() << ((*I)->getFunction() ? (*I)->getFunction()->getNameStr()
-                 : std::string("Indirect CallGraph node")) << ", ";
+                 : std::string("external node")) << ", ";
     if (nextSCC.size() == 1 && SCCI.hasLoop())
       outs() << " (Has self-loop).";
   }