Andrew's git / gitweb.git / t/t4013/diff.diff-tree_--summary_initial_mode
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t / t4013 / diff.diff-tree_--summary_initial_modeon commit read-cache.c: initialize copy_len to shut up gcc 8 (f5c4a9a)
   1$ git diff-tree --summary initial mode
   2 mode change 100644 => 100755 file0
   3$