[Bug lto/44334] rnflow.f90 ~27% slower with -fwhole-program -flto after revision 159852

[hubicka at ucw dot cz]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44334

--- Comment #34 from Jan Hubicka <hubicka at ucw dot cz> 2011-01-23 13:16:34 UTC ---
Pretty obvoius fix to the compare-elim issue is adding ATTRIBUTE_UNUSED to b
parameter.
It is used by SELECT_CC_MODE macro that is defined to not use it by default.

Honza