Done as https://github.com/google/protobuf/issues/633.
On Tue, Jul 21, 2015 at 2:36 PM, Feng Xiao wrote:
>
>
> On Tue, Jul 21, 2015 at 2:09 PM, Brian Silverman
> wrote:
>
>> Hi,
>>
>> I'm running the protobuf tests under AddressSanitizer using the Bazel
>> BUILD file, and DynamicMessageTest.Oneof triggers a heap-use-after-free
>> failure. It looks like the issue is half-implemented ctype=CORD support for
>> strings in C++. DynamicMessage doesn't look like it even attempts to handle
>> cords.
>>
>> Commenting out all of the uses of bar_cord
>> in src/google/protobuf/test_util.cc makes the tests pass. I know
>> use-after-free is not correct behavior, but I don't know what the desired
>> behavior is. Should the open source protobuf compiler completely reject
>> ctype=CORD or are there just a few pieces which need to be fixed to make it
>> work?
>>
> Opensource code should just ignore the ctype=CORD option. Sounds like the
> field option is not handled correctly for oneofs in DynamicMessage.
>
> Could you help file an issue for this bug?
>
>
>>
>> Thanks,
>> Brian Silverman
>>
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