[PATCH] D96290: [tools] UpdateTestPrefix: improved verbosity

[Mircea Trofin via Phabricator via llvm-commits]

mtrofin created this revision.
mtrofin added reviewers: craig.topper, RKSimon, spatel.
Herald added subscribers: s.egerton, simoncook, arichardson.
mtrofin requested review of this revision.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.

Warning by default only if a function ends up not having any matching
output for any prefixes - as well as unused prefixes (which should be
none/minimal noise)


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D96290

Files:
  llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/prefix_warning_verbosity_nowarn.ll
  llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/prefix_warning_verbosity_warn.ll
  llvm/test/tools/UpdateTestChecks/update_llc_test_checks/prefix_warning_verbosity.test
  llvm/utils/UpdateTestChecks/common.py

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