198     const auto *NRegs = &G.getNodeMetadata(NId).getAllowedRegs();  in haveDisjointAllowedRegs()  local
201     if (NRegs == MRegs)  in haveDisjointAllowedRegs()
204     if (NRegs < MRegs)  in haveDisjointAllowedRegs()
205       return D.count(IKey(NRegs, MRegs)) > 0;  in haveDisjointAllowedRegs()
207     return D.count(IKey(MRegs, NRegs)) > 0;  in haveDisjointAllowedRegs()
213     const auto *NRegs = &G.getNodeMetadata(NId).getAllowedRegs();  in setDisjointAllowedRegs()  local
216     assert(NRegs != MRegs && "AllowedRegs can not be disjoint with itself");  in setDisjointAllowedRegs()
218     if (NRegs < MRegs)  in setDisjointAllowedRegs()
219       D.insert(IKey(NRegs, MRegs));  in setDisjointAllowedRegs()
221       D.insert(IKey(MRegs, NRegs));  in setDisjointAllowedRegs()
375     const auto &NRegs = G.getNodeMetadata(NId).getAllowedRegs();  in createInterferenceEdge()  local
379     IKey K(&NRegs, &MRegs);  in createInterferenceEdge()
386     PBQPRAGraph::RawMatrix M(NRegs.size() + 1, MRegs.size() + 1, 0);  in createInterferenceEdge()
388     for (unsigned I = 0; I != NRegs.size(); ++I) {  in createInterferenceEdge()
389       unsigned PRegN = NRegs[I];  in createInterferenceEdge()