Nguyễn Thái Ngọc Duy <pclo...@gmail.com> writes: > skip_stat_unmatch flag is added in fb13227 (git-diff: squelch "empty" > diffs - 2007-08-03) to ignore empty diffs caused by stat-only > dirtiness. In some diff case, stat is not involved at all. While > the code is written in a way that no expensive I/O is done, we still > need to move all file pairs from the old queue to the new queue in > diffcore_skip_stat_unmatch(). > > Only enable it when worktree is involved: "diff" and "diff <rev>". > This should help track down how skip_stat_unmatch is actually used > when bugs occur. > > Signed-off-by: Nguyễn Thái Ngọc Duy <pclo...@gmail.com> > --- > This replaces 'diff: turn off skip_stat_unmatch on "diff --cached"' > The previous patch obviously leaves skip_stat_unmatch on in "diff > <rev> <rev>" and maybe other cases.
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