2808 twoval_comparison_p (tree arg, tree *cval1, tree *cval2, int *save_p)  in twoval_comparison_p()  argument
2826       if (*cval1 || *cval2)  in twoval_comparison_p()
2836       return twoval_comparison_p (TREE_OPERAND (arg, 0), cval1, cval2, save_p);  in twoval_comparison_p()
2839       return (twoval_comparison_p (TREE_OPERAND (arg, 0), cval1, cval2, save_p)  in twoval_comparison_p()
2841                                               cval1, cval2, save_p));  in twoval_comparison_p()
2849                                              cval1, cval2, save_p)  in twoval_comparison_p()
2851                                                   cval1, cval2, save_p)  in twoval_comparison_p()
2853                                                   cval1, cval2, save_p));  in twoval_comparison_p()
2867       if (*cval1 == 0)  in twoval_comparison_p()
2868           *cval1 = TREE_OPERAND (arg, 0);  in twoval_comparison_p()
2869       else if (operand_equal_p (*cval1, TREE_OPERAND (arg, 0), 0))  in twoval_comparison_p()
2878       if (operand_equal_p (*cval1, TREE_OPERAND (arg, 1), 0))  in twoval_comparison_p()
9395       tree cval1 = 0, cval2 = 0;  in fold_comparison()  local
9398       if (twoval_comparison_p (arg0, &cval1, &cval2, &save_p)  in fold_comparison()
9401             && cval1 != 0 && cval2 != 0  in fold_comparison()
9402             && ! (TREE_CONSTANT (cval1) && TREE_CONSTANT (cval2))  in fold_comparison()
9403             && TREE_TYPE (cval1) == TREE_TYPE (cval2)  in fold_comparison()
9404             && INTEGRAL_TYPE_P (TREE_TYPE (cval1))  in fold_comparison()
9405             && TYPE_MAX_VALUE (TREE_TYPE (cval1))  in fold_comparison()
9407             && ! operand_equal_p (TYPE_MIN_VALUE (TREE_TYPE (cval1)),  in fold_comparison()
9410             tree maxval = TYPE_MAX_VALUE (TREE_TYPE (cval1));  in fold_comparison()
9411             tree minval = TYPE_MIN_VALUE (TREE_TYPE (cval1));  in fold_comparison()
9418                                      eval_subst (loc, arg0, cval1, maxval,  in fold_comparison()
9423                                      eval_subst (loc, arg0, cval1, maxval,  in fold_comparison()
9428                                      eval_subst (loc, arg0, cval1, minval,  in fold_comparison()
9473                       tem = save_expr (build2 (code, type, cval1, cval2));  in fold_comparison()
9477                 return fold_build2_loc (loc, code, type, cval1, cval2);  in fold_comparison()