fish-shell/fish-shell — pull request #501 by xiaq (2013-01-07 14:07:57+00:00)
Title: exec.cpp:exec: Don't remove block_io elements from j->io

When dulicate_prepend prepend copies of block_io elements to j->io, the
removing simply does nothing. Now that the same pointers are prepended to
j->io, don't remove them.