[PATCH] D128070: [Stats] Change Value type from unsigned to uint64_t.

[Mingming Liu via Phabricator via llvm-commits]

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Passes could store large integers into stats, as a result of using branch frequency counters.

Using uint64_t gives a much smaller chance of overflow and reduces confusion. One example pass is `block-placement-stats`.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D128070

Files:
  llvm/include/llvm/ADT/Statistic.h
  llvm/lib/Support/Statistic.cpp
  llvm/lib/Transforms/Scalar/NewGVN.cpp
  llvm/unittests/ADT/StatisticTest.cpp

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