ClickHouse/src/Common/examples/simple_cache.cpp
2021-04-27 01:51:42 +03:00

23 lines
494 B
C++

#include <iostream>
#include <common/SimpleCache.h>
static int func(int x, int y)
{
std::cerr << x << " + " << y << "\n";
return x + y;
}
int main(int, char **)
{
SimpleCache<decltype(func), &func> func_cached;
std::cerr << func_cached(1, 2) << "\n";
std::cerr << func_cached(1, 2) << "\n";
std::cerr << func_cached(1, 2) << "\n";
std::cerr << func_cached(3, 4) << "\n";
std::cerr << func_cached(3, 4) << "\n";
std::cerr << func_cached(3, 4) << "\n";
}