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loliGothicK/constexpr_lambda_1.cpp

Created April 12, 2018 18:15
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constexpr_lambda_1.cpp
int main(){
constexpr int add_one(int n){
// nがコンパイル時定数ならラムダ式をconstexprの文脈で使える
return [n]{ return n + 1; }();
}
static_assert( add_one(1) == 2 );
}
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