[llvm] [memprof] Add MemProf version (PR #86414)

[Snehasish Kumar via llvm-commits]

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@@ -528,7 +529,15 @@ Error InstrProfWriter::writeImpl(ProfOStream &OS) {
   // OnDiskChainedHashTable MemProfFrameData
   uint64_t MemProfSectionStart = 0;
   if (static_cast<bool>(ProfileKind & InstrProfKind::MemProf)) {
+    assert((MemProfVersionRequested == memprof::MemProfVersion0 ||
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snehasish wrote:

I think this should raise an actual error instead of just an assert.

https://github.com/llvm/llvm-project/pull/86414