commit 9678636911b39a7adf9b51d5b625cf4dc7e4ac81
author Denys Vlasenko <vda.linux@googlemail.com> Wed Apr 11 16:02:58 2018 +0200
committer Denys Vlasenko <vda.linux@googlemail.com> Wed Apr 11 16:02:58 2018 +0200
tree 75a0790a958a82015b34fc033d6f22f6f6dd3cb2
parent 34179956f96370f5a53e73073d984d62135cd037

hush: IFS fixes

$ IFS=": "; x=" "; set x $x; for v; do echo "|$v|"; done
|x|
$ IFS=": "; x=":"; set x $x; for v; do echo "|$v|"; done
|x|
||

function                                             old     new   delta
run_pipe                                            1789    1870     +81
expand_on_ifs                                        310     361     +51
pseudo_exec_argv                                     588     591      +3
builtin_local                                         50      53      +3
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 4/0 up/down: 138/0)             Total: 138 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>