Ah, how embarrassing, I forgot about --no-index. Please ignore, sorry for the noise :( > On Mar 18, 2020, at 21:41, Son Luong Ngoc <sluongng@xxxxxxxxx> wrote: > > Hey folks, > > I am testing out the latest changes in master be8661a3286c67a5d4088f4226cbd7f8b76544b0 and observe the following > >> mkdir test >> cd test >> echo a > a >> echo b > b >> git diff a b | cat > diff --git a/a b/b > index 7898192..6178079 100644 > --- a/a > +++ b/b > @@ -1 +1 @@ > -a > +b >> git init >> git diff a b | cat >> GIT_TRACE2_PERF=1 git diff a b | cat > 21:38:36.615653 common-main.c:48 | d0 | main | version | | | | | 2.26.0.rc2.27.gbe8661a328 > 21:38:36.616258 common-main.c:49 | d0 | main | start | | 0.004075 | | | git diff a b > 21:38:36.616307 git.c:440 | d0 | main | cmd_name | | | | | diff (diff) > 21:38:36.616696 repository.c:130 | d0 | main | def_repo | r1 | | | | worktree:/Users/sluongngoc/work/some-dir/test > 21:38:36.617589 read-cache.c:2303 | d0 | main | region_enter | r1 | 0.005408 | | index | label:do_read_index .git/index > 21:38:36.617615 read-cache.c:2308 | d0 | main | region_leave | r1 | 0.005435 | 0.000027 | index | label:do_read_index .git/index > 21:38:36.617656 git.c:674 | d0 | main | exit | | 0.005476 | | | code:0 > 21:38:36.617668 trace2/tr2_tgt_perf.c:213 | d0 | main | atexit | | 0.005489 | | | code:0 > >> git version > git version 2.26.0.rc2.27.gbe8661a328 > > I think git-diff is broken. Hope that this get address before 2.26.0 come out. > > Cheers, > Son Luong.