View Compilation Error

0_0_33159003_30318.cpp: In function 'int dcmp(double)':
0_0_33159003_30318.cpp:22:56: error: expected primary-expression before '%' token
 int dcmp(db x){if(fabs(x)<eps)return 0;return x<0?-1:1;%
                                                        ^
0_0_33159003_30318.cpp:22:56: error: expected primary-expression at end of input
0_0_33159003_30318.cpp:22:56: error: expected '}' at end of input