t / t4013 / diff.diff_--no-index_--raw_dir2_diron commit cocci: FLEX_ALLOC_MEM to FLEX_ALLOC_STR (0cf2b0a)
   1$ git diff --no-index --raw dir2 dir
   2:000000 100644 0000000... 0000000... A  dir/sub
   3$