[Bug testsuite/47479] make -j 12 RUNTESTFLAGS="--target_board 'unix{-m32,}'" isn't parallelized

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47479

--- Comment #2 from H.J. Lu <hjl.tools at gmail dot com> 2011-01-26 17:51:36 UTC ---
(In reply to comment #1)
> Just use RUNTESTFLAGS='--target_board=unix\{-m32,\}'
> which is parallelized.

Is there a way to paralelize --target_board 'unix{-m32,}'?