ref: c22a72acf6627d779b527dfd43e6abc7148f2886
dir: /tests/cc/execute/0147-intern_cpp.c/
#define x(y) (y) int main(void) { int y; char *p; p = __FILE__; y = __LINE__; p = __DATE__; y = __STDC__; p = __TIME__; y = __STDC_HOSTED__; y = __SCC__; y = x(1); return 0; }