Thank you very much, John.
It is my fault. I will prepare the test cases and submit the detailed
report as soon as possible.
All best
Remus
On Mon, Jun 25, 2018 at 11:36 AM, John Reiser <jrei...@bitwagon.com> wrote:
> On 06/23/2018, Remus Clearwater wrote:
>
> I tried to use valgrind's memcheck on a C copy-stack coroutine program,
>> and got many false positive reports about the invalid write/read on the
>> shared stack when memcpy occurred.
>>
>> (I already used the VALGRIND_STACK_REGISTER/VALGRIND_STACK_DEREGISTER.)
>>
>> Valgrind works fine when I use valgrind on a standalone stack coroutine
>> program.
>>
>> So, the question is:
>>
>> Does valgrind support copy-stack coroutine yet?
>>
>
> The errors that you saw when you tried it, say that valgrind does not yet
> support it.
> By the way, which version of valgrind? Which hardware? Which compiler(s)?
> Which C run-time library? And what was the exact text of the first
> relevant
> complaint from memcheck?
>
> The surest way to make progress is to submit a New bug report at
> https://bugs.kde.org/buglist.cgi?quicksearch=valgrind
> and attach two test cases with actual code: one with "standalone stack
> co-routine",
> and one with "copy-stack co-routine". Supplying actual code, and the
> recipe
> to build executables from it, is vital. If the behavior that you saw
> cannot be reproduced by a valgrind developer, then it is likely to be
> a long time before anything gets fixed.
>
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