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[3.11] GH-95060: Fix PyCode_Addr2Location when addrq < 0 (GH-95094)

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(cherry picked from commit a6daaf2a13)


Co-authored-by: Ken Jin <28750310+Fidget-Spinner@users.noreply.github.com>
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Miss Islington (bot) 2022-07-21 08:23:06 -07:00 • committed by GitHub
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Misc/NEWS.d/next/Core and Builtins/2022-07-21-19-19-20.gh-issue-95060.4xdT1f.rst Normal file
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@ -0,0 +1,2 @@
Undocumented ``PyCode_Addr2Location`` function now properly returns when
``addrq`` argument is less than zero.

1
Objects/codeobject.c
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@ -969,6 +969,7 @@ PyCode_Addr2Location(PyCodeObject *co, int addrq,
if (addrq < 0) { if (addrq < 0) {
*start_line = *end_line = co->co_firstlineno; *start_line = *end_line = co->co_firstlineno;
*start_column = *end_column = 0; *start_column = *end_column = 0;
return 1;
} }
assert(addrq >= 0 && addrq < _PyCode_NBYTES(co)); assert(addrq >= 0 && addrq < _PyCode_NBYTES(co));
PyCodeAddressRange bounds; PyCodeAddressRange bounds;