swift

f1491683 - EscapeAnalysis: fix a quadratic behavior in ConnectionGraph::getNode

EscapeAnalysis: fix a quadratic behavior in ConnectionGraph::getNode Fixes a compile time problem. The single linked list of merge targets in connection graph nodes can be very large. Update the final merge target in the map, so that it has to be traversed only once for a given SILValue. rdar://problem/71602804