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author | Andrew Kuchling <amk@amk.ca> | 2013-06-22 14:50:56 -0400 |
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committer | Andrew Kuchling <amk@amk.ca> | 2013-06-22 14:50:56 -0400 |
commit | 4905e1200b1634d5d9ee2503f9a6e381e873df6b (patch) | |
tree | 2507c57e4c6cd946ef9b5a24a46ab229ca5e43a7 /Lib/test | |
parent | 71b556615d88a19d584e172c78a5ca0434e4ad61 (diff) | |
download | cpython-4905e1200b1634d5d9ee2503f9a6e381e873df6b.tar.gz |
#18113: avoid segfault if Py_XDECREF triggers code that calls set_panel_userptr again
Problem noted & original patch by Serhiy Storchaka; I tweaked the patch a bit.
Diffstat (limited to 'Lib/test')
-rw-r--r-- | Lib/test/test_curses.py | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Lib/test/test_curses.py b/Lib/test/test_curses.py index 76812b71ba..7310afc995 100644 --- a/Lib/test/test_curses.py +++ b/Lib/test/test_curses.py @@ -264,6 +264,14 @@ def test_userptr_memory_leak(stdscr): if sys.getrefcount(obj) != nrefs: raise RuntimeError("set_userptr leaked references") +def test_userptr_segfault(stdscr): + panel = curses.panel.new_panel(stdscr) + class A: + def __del__(self): + panel.set_userptr(None) + panel.set_userptr(A()) + panel.set_userptr(None) + def test_resize_term(stdscr): if hasattr(curses, 'resizeterm'): lines, cols = curses.LINES, curses.COLS @@ -330,6 +338,7 @@ def main(stdscr): window_funcs(stdscr) test_userptr_without_set(stdscr) test_userptr_memory_leak(stdscr) + test_userptr_segfault(stdscr) test_resize_term(stdscr) test_issue6243(stdscr) test_unget_wch(stdscr) |