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pack expansion
//clang 3.7.0 #include <iostream> #include <utility> template <typename T> int newLine(T) { std::wcout << std::endl; return 0; } template <size_t... Pack> void expandPack(std::index_sequence<Pack...>) { int dummy[sizeof...(Pack)] = { newLine(Pack)... }; } template <size_t N> void generateNewLines() { return expandPack(std::make_index_sequence<N>{}); } int main() { std::cout << "Hello, world!"; generateNewLines<5>(); std::cout << "Hello, world!"; }
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