ref: 3e6e8f74f042a31ace6ae54247790f9a9230285a dir: /tests/scc/execute/0007-forstmt.c/
int main() { int x; x = 1; for(x = 10; x; x = x - 1) ; if(x) return 1; x = 10; for (;x;) x = x - 1; return x; }