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fix for virtual dispatch on newly created threads

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This commit is contained in:
Wenzel Jakob 2016-04-15 17:50:40 +02:00
parent 71c5d80a91
commit b2b44a9af8
2 changed files with 4 additions and 2 deletions
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4
docs/changelog.rst
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@ -10,7 +10,9 @@ Changelog
* Added a convenience routine ``make_iterator()`` which turns a range indicated
by a pair of C++ iterators into a iterable Python object
* Added ``len()`` and a variadic ``make_tuple()`` function
* Addressed a rare issue that could confuse the current virtual function dispatcher
* Addressed a rare issue that could confuse the current virtual function
dispatcher and another that could lead to crashes in multi-threaded
applications
* Added a ``get_include()`` function to the Python module that returns the path
of the directory containing the installed pybind11 header files
* Documentation improvements: import issues, symbol visibility, pickling, limitations

2
include/pybind11/pybind11.h
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@ -1070,7 +1070,7 @@ inline function get_overload(const void *this_ptr, const char *name) {
/* Don't call dispatch code if invoked from overridden function */
PyFrameObject *frame = PyThreadState_Get()->frame;
if ((std::string) pybind11::handle(frame->f_code->co_name).str() == name &&
if (frame && (std::string) pybind11::handle(frame->f_code->co_name).str() == name &&
frame->f_code->co_argcount > 0) {
PyFrame_FastToLocals(frame);
PyObject *self_caller = PyDict_GetItem(