[patch] Fix pr23650

[Filipe Cabecinhas]

Then why are you testing the size and not Str.Data()?

The semantic check should be for the nullptr.

Thanks,

  Filipe

On Tuesday, July 7, 2015, Rafael Espíndola <rafael.espindola at gmail.com>
wrote:

> Passing a null pointer to memcpy is undefined behavior.
>
>
> Cheers,
> Rafael
>
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-- 
  F
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