boost/safe_numerics
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Update example13.cpp

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This commit is contained in:
insideoutclub
2017-03-02 13:36:55 -08:00
committed by GitHub
parent af51dbe585
commit a05cdd7ea3
1 changed files with 4 additions and 4 deletions
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8
examples/example13.cpp
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@@ -4,9 +4,9 @@
#include "../include/safe_integer.hpp"
int main(int argc, const char * argv[]){
// problem: checking of externally produced value can be overlooked
// problem: cannot recover from arithmetic errors
std::cout << "example 7: ";
std::cout << "cannot recover From arithmetic errors" << std::endl;
std::cout << "cannot recover from arithmetic errors" << std::endl;
std::cout << "Not using safe numerics" << std::endl;
try{
@@ -21,14 +21,14 @@ int main(int argc, const char * argv[]){
std::cout << "error detected!" << std::endl;
}
// solution: assign externally retrieved values to safe equivalents
// solution: replace int with safe<int>
std::cout << "Using safe numerics" << std::endl;
try{
using namespace boost::numeric;
safe<int> x = 1;
safe<int> y = 0;
std::cout << x / y;
std::cout << " error detected!" << std::endl;
std::cout << " error NOT detected!" << std::endl;
}
catch(std::exception & e){
std::cout << e.what() << std::endl;