Files
clang-p2996/llvm/lib/TableGen
John McCall 27e2c8faec Add Record::getValueAsOptionalDef().
Using `?` as an optional marker is very useful in Clang's AST-node
emitters because otherwise we need a separate class just to encode
the presence or absence of a base node reference.
2019-10-25 16:39:21 -07:00
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