Hsiangkai Wang 2b13ff6979 [Clang][CodeGen] Set the size of llvm.lifetime to unknown for scalable types. ...

If the memory object is scalable type, we do not know the exact size of
it at compile time. Set the size of lifetime marker to unknown if the
object is scalable one.

Differential Revision: https://reviews.llvm.org/D102822

2021-06-07 23:30:13 +08:00

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