1/* Copyright (C) 2000 Free Software Foundation, Inc. */ 2 3/* { dg-do preprocess } */ 4 5/* Test the various unary operators. */ 6 7#if 1 + + + 1 /* allow multiple unary sign operators :) */ 8#endif 9 10#if 8 - +3 != +4 + +1 11#error /* { dg-bogus "error" "unary +" } */ 12#endif 13 14#if -2 - -1 != -1 15#error /* { dg-bogus "error" "unary -" } */ 16#endif 17 18#if ~0 != -1 19#error /* { dg-bogus "error" "unary ~" } */ 20#endif 21 22#if !0 && (!1 == 0) && !!1 != 1 23#error /* { dg-bogus "error" "unary !" } */ 24#endif 25 26#if ~~8 != 8 27#error /* { dg-bogus "error" "double unary ~" } */ 28#endif 29 30#if 5 + +!-4 != 5 31#error /* { dg-bogus "error" "compound unary +, !, -" } */ 32#endif 33