I think this is a bug in the implementation. Filed issue:
https://github.com/google/protobuf/issues/141
On Mon, Dec 15, 2014 at 11:47 PM, John Sun ih4...@gmail.com wrote:
Hi all,
As said in the official document [C++ Generated Code
https://developers.google.com/protocol-buffers/docs/reference/cpp-generated::Singular
String Fields]:
https://lh4.googleusercontent.com/-oYL7QapLFwA/VI_h8UnnW1I/AFs/EKBP3yHOz0s/s1600/0.png
But in my test, the string pointed by the returned pointer just has the
default value. My test environment is Win764bit, Visual Studio 2013.
Here is my test:
*Message definition:*
https://lh6.googleusercontent.com/-r19642fX7_A/VI_ihF6yEhI/AF0/WgbNZeFnGEc/s1600/1.png
*Test code:(without set the string field before use its mutable pointer)*
https://lh5.googleusercontent.com/-w1aWpS9uEw4/VI_iuJuVDTI/AF8/XXMNOCrftE0/s1600/2.png
*Result:*
https://lh4.googleusercontent.com/-3JmIUw0XnFo/VI_jWmIiC1I/AGM/e7E6bKyC4NA/s1600/3.png
Why? Please notice me if I misunderstood the doc.
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