ref: 3e5e7c470c58ff0b76e6cabc83691897ca4d4e93 dir: /tests/cc/execute/0197-cppcomment.c/
#define TEST1 1 // comment #define TEST2 2 int main(void) { if (TEST1 != 1) return 1; if (TEST2 != 2) return 2; return 0; }