C Instrumentation Framework

info: define($(x)) {
    $fprintf<"fprintf","%s %s\n",$macro_name,$path>
}

#define DOUBLE(x) 2*x

int main() {
    int x = DOUBLE(2);

    return 0;
}

info: define makes unwanted changes to source code. We should fix it.

int main() {
    int x = ;

    return 0;
}