2010-05-19 Richard Guenther <rguenther@suse.de>
* doc/invoke.texi (-fwhopr): Document new optional jobs argument.
* common.opt (fwhopr=): New.
* opts.c (common_handle_option): Handle OPT_fwhopr.
* gcc.c (LINK_COMMAND_SPEC): Pass fwhopr*.
* collect2.c (main): Match -fwhopr*.
* lto-wrapper.c (run_gcc): Handle jobs argument of -fwhopr.
Execute ltrans stage in parallel when jobs is bigger than 1.
From-SVN: r159573
