* cfgcleanup.c: Include params.h.
        (try_crossjump_bb): Use PARAM_MAX_CROSSJUMP_EDGES.  Fix test for
        too many outgoing edges from a block.
        * Makefile.in (cfgcleanup.o): Depend on PARAMS_H.
        * params.def (max-crossjump-edges): New.
        * doc/invoke.texi: Document it.

From-SVN: r62942