On 10/05/2017 06:53 PM, Martin Liška wrote: >>  We probably want to provide a way to turn off this behavior. >> >> If we're going to enable this by default, we probably also want >> -Wreturn-type on by default. > > Agree. Hi. So turning on the warning by default for c++, we get about 500 failing test-cases. Uf :/ Martin