// Write definition of external node, which doesn't have any
// specific module associated with it. Typically this is function
// or variable defined in native object or library.
static void defineExternalNode(raw_ostream &OS, const char *Pfx,
const ValueInfo &VI) {
auto StrId = std::to_string(VI.getGUID());
OS << " " << StrId << " [label=\"" << getNodeVisualName(VI)
<< "\"]; // defined externally\n";
}
static std::string getNodeVisualName(const ValueInfo &VI) {
return VI.name().empty() ? std::string("@") + std::to_string(VI.getGUID())
: VI.name().str();
}