[vladd@Kenga] [15:11:01] [~]
{0,401}$> cat test_lambda_conversion.cpp
void f(void g(void))
{
    g();
}

int main()
{
    f([] { ; });
    return 0;
}

[vladd@Kenga] [15:11:17] [~]
{0,402}$> g++ -std=c++98 test_lambda_conversion.cpp -o test_lambda_conversion
test_lambda_conversion.cpp: In function 'int main()':
test_lambda_conversion.cpp:8:14: warning: lambda expressions only available with -std=c++11 or -std=gnu++11 [enabled by default]

[vladd@Kenga] [15:11:25] [~]
{0,403}$> g++ -std=c++11 test_lambda_conversion.cpp -o test_lambda_conversion

[vladd@Kenga] [15:11:34] [~]
{0,404}$>