ceph/src/boost/libs/safe_numerics/example/example18.cpp

   1 #include <boost/safe_numerics/safe_integer.hpp>
   2 #include <boost/safe_numerics/safe_integer_literal.hpp>
   3
   4 using namespace boost::safe_numerics;
   5
   6 int f(int i){
   7     return i;
   8 }
   9
  10 template<intmax_t N>
  11 using safe_literal = safe_signed_literal<N, native, loose_trap_policy>;
  12
  13 int main(){
  14     const long x = 97;
  15     f(x);   // OK - implicit conversion to int
  16     const safe_literal<97> y;
  17     f(y);   // OK - y is a type with min/max = 97;
  18     return 0;
  19 }