ref: e06ce64d6557512a21c46a2dfa864f2e9a08f70b dir: /tests/cc/execute/0182-voidcast.c/
int i; char c; float f; int *ptr; enum { INT } e; int main() { (void) i; (void) c; (void) f; (void) ptr; (void) e; return 0; }