416     auto BIt = B.begin(), BEnd = B.end();  in intervalMapsAreEqual()  local
417     for (; AIt != AEnd; ++AIt, ++BIt) {  in intervalMapsAreEqual()
418       if (BIt == BEnd)  in intervalMapsAreEqual()
420       if (AIt.start() != BIt.start() || AIt.stop() != BIt.stop())  in intervalMapsAreEqual()
422       if (*AIt != *BIt)  in intervalMapsAreEqual()
426     return BIt == BEnd;  in intervalMapsAreEqual()
433       auto BIt = B.find(APair.first);  in varFragMapsAreEqual()  local
434       if (BIt == B.end())  in varFragMapsAreEqual()
436       if (!intervalMapsAreEqual(APair.second, BIt->second))  in varFragMapsAreEqual()
555       auto BIt = B.find(AVar);  in meetVars()  local
556       if (BIt == B.end()) {  in meetVars()
562       AFrags = meetFragments(AFrags, BIt->second);  in meetVars()