ref: f2fe6bc81e714ea3e422a0513ac171c9b2101646
dir: /tests/cc/execute/0077-defined.c/
#if defined X X #endif #if defined(X) X #endif #if X X #endif #define X 0 #if X X #endif #if defined(X) int x = 0; #endif #undef X #define X 1 #if X int main() { return 0; } #endif