2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>

        PR middle-end/23606
        * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
        COMPARISON_CLASS_P and an integral types create create a new
        expression with the new type and fold that.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@107370 138bc75d-0d04-0410-961f-82ee72b054a4