[issue28700] test_dbm failure: KeyError: b'0' (intermittent in 3.5, reliable in 3.6)

Facundo Batista added the comment: I have this failure on my machine too (Ubuntu 17.04, kernel 4.10.0-37-generic). Installing `libgdbm-dev` and running configure with `--with-dbmliborder=gdbm:bdb` didn't help. -- nosy: +facundobatista

[issue28700] test_dbm failure: KeyError: b'0' (intermittent in 3.5, reliable in 3.6)

Changes by Anthony Sottile : -- nosy: +Anthony Sottile ___ Python tracker ___ ___

[issue28700] test_dbm failure: KeyError: b'0' (intermittent in 3.5, reliable in 3.6)

Arkadiusz MiskiewiczArkadiusz Miskiewicz added the comment: Using configure option --with-dbmliborder=gdbm:bdb (so no ndbm in it) is another reason for such failure as seems that test suite has no conditional for it. --

[issue28700] test_dbm failure: KeyError: b'0' (intermittent in 3.5, reliable in 3.6)

Changes by Arkadiusz Miskiewicz Arkadiusz Miskiewicz : -- nosy: +arekm ___ Python tracker ___

[issue28700] test_dbm failure: KeyError: b'0' (intermittent in 3.5, reliable in 3.6)

Martin Panter added the comment: Is the problem something like a missing C function prototype? Maybe you see compiler warnings, but the compiler and linker carry on with the wrong prototype. If you build with “make -s”, warnings might be easier to see. If my guess is right, this would be

[issue28700] test_dbm failure: KeyError: b'0' (intermittent in 3.5, reliable in 3.6)

Changes by Greg Ward : -- title: test_dbm failure: KeyError: b'0' (regression in 3.6) -> test_dbm failure: KeyError: b'0' (intermittent in 3.5, reliable in 3.6) ___ Python tracker