[llvm] Add the 'initialized' attribute langref and support (PR #84803)

[Jan Voung via llvm-commits]

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@@ -930,11 +932,24 @@ void ModuleBitcodeWriter::writeAttributeGroupTable() {
         Record.push_back(getAttrKindEncoding(Attr.getKindAsEnum()));
         if (Ty)
           Record.push_back(VE.getTypeID(Attr.getValueAsType()));
-      } else {
+      } else if (Attr.isConstantRangeAttribute()) {
         assert(Attr.isConstantRangeAttribute());
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jvoung wrote:

nit: can remove the assert?

https://github.com/llvm/llvm-project/pull/84803