New submission from STINNER Victor:
cstratak reported the following test failure on Fedora 24 when building Python
3.6 with LTO + PGO:
======================================================================
FAIL: test_threads (test.test_gdb.PyBtTests)
Verify that "py-bt" indicates threads that are waiting for the GIL
----------------------------------------------------------------------
Traceback (most recent call last):
File "/builddir/build/BUILD/Python-3.6.1/Lib/test/test_gdb.py", line 783, in
test_threads
cmds_after_breakpoint=['thread apply all py-bt'])
File "/builddir/build/BUILD/Python-3.6.1/Lib/test/test_gdb.py", line 218, in
get_stack_trace
self.assertEqual(unexpected_errlines, [])
AssertionError: Lists differ: ["Python Exception <class 'ValueError'> Va[95
chars]nd."] != []
First list contains 2 additional elements.
First extra element 0:
"Python Exception <class 'ValueError'> Variable 'func_obj' not found.: "
+ []
- ["Python Exception <class 'ValueError'> Variable 'func_obj' not found.: ",
- "Error occurred in Python command: Variable 'func_obj' not found."]
----------------------------------------------------------------------
----------
components: Build, Tests
messages: 293503
nosy: haypo
priority: normal
severity: normal
status: open
title: test_gdb fails on Python 3.6 when built with LTO+PGO
versions: Python 3.6
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Python tracker <rep...@bugs.python.org>
<http://bugs.python.org/issue30345>
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