modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/execute/920829-1.c (about)

     1  long long c=2863311530LL,c3=2863311530LL*3;
     2  main(){if(c*3!=c3)abort();exit(0);}