Jeff King caa9c3cabe submodule summary: do not shift a non-existent positional variable ...

When "git submodule summary" is run without any argument, we default to
compare the state of index with the HEAD, but tried to shift out $1 that
does not exist (and worse yet, we didn't use it).

Signed-off-by: Junio C Hamano <gitster@pobox.com>

2010-03-03 14:33:21 -08:00

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