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[MemorySSAUpdater] Mark Phi users of a node being moved as non-optimize

Authored by Zhaoshi Zheng <zhaoshiz@coduaurora.org> on Apr 9 2018, 1:55 PM.

Description

[MemorySSAUpdater] Mark Phi users of a node being moved as non-optimize

Fix PR36484, as suggested:

<quote>
during moves, mark the direct users of the erased things that were phis as "not to be optimized"
<quote>

llvm-svn: 329621

Event Timeline

Zhaoshi Zheng <zhaoshiz@coduaurora.org> committed rG43af17be4122: [MemorySSAUpdater] Mark Phi users of a node being moved as non-optimize (authored by Zhaoshi Zheng <zhaoshiz@coduaurora.org>).Apr 9 2018, 1:55 PM