[llvm] [MemProf] Remove empty edges once after cloning (PR #85320)

[Teresa Johnson via llvm-commits]

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@@ -306,7 +306,7 @@ class CallsiteContextGraph {
     // True if this node was effectively removed from the graph, in which case
     // its context id set, caller edges, and callee edges should all be empty.
     bool isRemoved() const {
-      assert(ContextIds.empty() ==
+      assert(!ContextIds.empty() ||
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teresajohnson wrote:

It is equivalent, it just means an extra check that is executed unnecessarily. Although hopefully the compiler would common it with the check on the return?

https://github.com/llvm/llvm-project/pull/85320