[clang] [llvm] Extend MemoryEffects to Support Target-Specific Memory Locations (PR #148650)

[Paul Walker via llvm-commits]

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paulwalker-arm wrote:

I'm no expert in MLIR but based on the test I think that only matters if/when MLIR wants to use the new attributes and so can be ignore until then?

https://github.com/llvm/llvm-project/pull/148650