[PATCH v3 0/4] prepare for histogram diff

Tay Ray Chuan (4):
  xdiff/xprepare: use memset()
  xdiff/xprepare: refactor abort cleanups
  xdiff/xpatience: factor out fall-back-diff function
  t4033-diff-patience: factor out tests

 t/lib-diff-alternative.sh |  165 +++++++++++++++++++++++++++++++++++++++++++++
 t/t4033-diff-patience.sh  |  162 +-------------------------------------------
 xdiff/xpatience.c         |   27 +-------
 xdiff/xprepare.c          |  101 ++++++++++------------------
 xdiff/xutils.c            |   31 +++++++++
 xdiff/xutils.h            |    2 +
 6 files changed, 238 insertions(+), 250 deletions(-)
 create mode 100644 t/lib-diff-alternative.sh

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1.7.3.4.676.gf08cd.dirty