I wrote:
> Thomas Munro <thomas(dot)munro(at)gmail(dot)com> writes:
>> From a quick look at the relevant trees, isn't the problem here that
>> cpython thinks it can reserve pthread_t value -1 (or rather, that
>> number cast to unsigned long, which is the type it uses for its own
>> thread IDs):
> Yeah, this. I shall now go rant at the Python people about that.
Done at
https://bugs.python.org/issue38646
regards, tom lane