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[AMDGPU] Fix non-deterministic iteration order

Authored by foad on Feb 10 2020, 6:12 AM.



As far as I know this did not affect code generation, but it did affect
the order of -debug-only=si-wqm output and the naming of autonamed
values in -print-after=si-wqm output.

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foad created this revision.Feb 10 2020, 6:12 AM
Herald added a project: Restricted Project. · View Herald TranscriptFeb 10 2020, 6:12 AM
This revision is now accepted and ready to land.Feb 10 2020, 8:57 AM
This revision was automatically updated to reflect the committed changes.

naming of autonamed values in -print-after=si-wqm output.

Wouldn't that show up in the name of IR values in an LLVM IR test (with Asserts/names enabled) that tested before/after running that pass?