[PATCH] D67643: [lit] Extend internal diff to support `-` argument

[Joel E. Denny via Phabricator via llvm-commits]

jdenny updated this revision to Diff 225336.
jdenny added a comment.

Rebased onto the most recent D66574 <https://reviews.llvm.org/D66574>.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D67643/new/

https://reviews.llvm.org/D67643

Files:
  llvm/utils/lit/lit/builtin_commands/diff.py
  llvm/utils/lit/tests/Inputs/shtest-shell/diff-encodings.txt
  llvm/utils/lit/tests/Inputs/shtest-shell/diff-pipes.txt
  llvm/utils/lit/tests/Inputs/shtest-shell/diff-r-error-7.txt
  llvm/utils/lit/tests/Inputs/shtest-shell/diff-r-error-8.txt
  llvm/utils/lit/tests/max-failures.py
  llvm/utils/lit/tests/shtest-shell.py

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