[webkit-dev] Change to style guideline: should use type& instead of type* for out arguments

[Ryosuke Niwa]

On Tue, Oct 4, 2011 at 2:14 PM, James Robinson <jamesr at google.com> wrote:
>
> Is it to document the nullity of the out-param?
>

Yes, and it also prevents mistakes like:

#include <cstdio>

class base { ... };
class derived : public base { ... };

void getBase(base* b) { *b = base(); }

int main() {
    derived d;
    getBase(&d);
    return 0;
}

- Ryosuke
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