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1 //  Copyright (c) 2012 Robert Ramey
2 //
3 // Distributed under the Boost Software License, Version 1.0. (See
4 // accompanying file LICENSE_1_0.txt or copy at
5 // http://www.boost.org/LICENSE_1_0.txt)
6 
7 // testing trap
8 
9 // this is a compile only test - but since many build systems
10 // can't handle a compile-only test - make sure it passes trivially.
11 
12 #include <boost/safe_numerics/exception_policies.hpp>
13 #include <boost/safe_numerics/safe_integer.hpp>
14 
15 using namespace boost::safe_numerics;
16 template <typename T> // T is char, int, etc data type
17 using safe_t = safe<
18     T,
19     native,
20     loose_trap_policy // use for compiling and running tests
21 >;
22 
23 template<typename T, typename U>
test()24 void test(){
25     safe_t<T> t;
26     safe_t<U> u;
27     t + u;
28     t - u;
29     t * u;
30     t / u;  // could fail regardless of data type
31     t % u;  // could fail regardless of data type
32     t << u;
33     t >> u;
34     t | u;
35     t & u;
36     t ^ u;
37 }
main(int,char * [])38 int main(int, char *[]){
39     test<std::int8_t, std::int8_t>();   // should compile
40     test<std::int16_t, std::int16_t>(); // should compile
41     test<std::int32_t, std::int32_t>(); // should fail to compile
42     test<std::int64_t, std::int64_t>(); // should fail to compile
43     return 0;
44 }
45