2004-05-03  Andrew Pinski  <pinskia@physics.uc.edu>

        PR middle-end/15618
        * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
        the same as INTEGER_TYPE.
        (fold_binary): Fold "bool_var != 0" to bool_var.
        Fold "bool_var == 1" to bool_var.
2005-05-03  Andrew Pinski  <pinskia@physics.uc.edu>

        PR middle-end/15618
        * gcc.dg/tree-ssa/bool-[1-9].c: New tests.

From-SVN: r99207