[Commented On] D12603: diff: graduate merge diffs from experimental and add to tweakdefaults

[martinvonz (Martin von Zweigbergk)]

martinvonz added a comment.


  In D12603#193012 <https://phab.mercurial-scm.org/D12603#193012>, @durin42 wrote:
  
  > In D12603#193005 <https://phab.mercurial-scm.org/D12603#193005>, @martinvonz wrote:
  >
  >> I agree, except that I've seen it crash sometimes. I wrote a little script to find such cases now. Here's an example: `hg diff --change 7c2921a6`. So we need to fix that first. Sorry I never bothered to report a bug for it.
  >
  > That doesn't crash for me! Even `HGRCPATH=/dev/null hg diff --change 7c2921a6 --config diff.merge=1` works...can you try and figure out why you're seeing a crash?
  
  It wasn't easy to find, but I've finally isolated it to this:
  
    HGRCPATH= hg diff --change 7c2921a6 --config diff.merge=1 --config experimental.copies.read-from=changeset-only

REPOSITORY
  rHG Mercurial

CHANGES SINCE LAST ACTION
  https://phab.mercurial-scm.org/D12603/new/

REVISION DETAIL
  https://phab.mercurial-scm.org/D12603

To: durin42, #hg-reviewers, martinvonz
Cc: mharbison72, martinvonz, mercurial-patches
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