[llvm] [memprof] Undrift MemProf profile even when some frames are missing (PR #120500)

[Snehasish Kumar via llvm-commits]

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@@ -828,7 +828,8 @@ struct AllocMatchInfo {
 };
 
 DenseMap<uint64_t, SmallVector<CallEdgeTy, 0>>
-memprof::extractCallsFromIR(Module &M, const TargetLibraryInfo &TLI) {
+memprof::extractCallsFromIR(Module &M, const TargetLibraryInfo &TLI,
+                            function_ref<bool(uint64_t)> IsPresentInProfile) {
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snehasish wrote:

Do you think it's a good idea to add a default `IsPresentInProfile = [](uint64_t) { return true; }` so that we can skip the one-liners in the test?

https://github.com/llvm/llvm-project/pull/120500