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Fix a reference leak in the number converter (#1078)

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Fixes #1075.

`PyNumber_Float()` and `PyNumber_Long()` return new references.
This commit is contained in:
Dean Moldovan 2017-09-10 16:53:02 +02:00 committed by Wenzel Jakob
parent 7b1de1e551
commit 953d2422b3
2 changed files with 6 additions and 3 deletions
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3
docs/changelog.rst
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@ -17,6 +17,9 @@ v2.2.1 (Not yet released)
* Fixed compilation with Clang on host GCC < 5 (old libstdc++ which isn't fully
C++11 compliant). `#1062 <https://github.com/pybind/pybind11/pull/1062>`_.
* Fixed a reference leak in the number converter.
`#1078 <https://github.com/pybind/pybind11/pull/1078>`_.
* Fixed a regression where the automatic ``std::vector<bool>`` caster would
fail to compile. The same fix also applies to any container which returns
element proxies instead of references.

6
include/pybind11/cast.h
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@ -964,9 +964,9 @@ public:
);
PyErr_Clear();
if (type_error && convert && PyNumber_Check(src.ptr())) {
auto tmp = reinterpret_borrow<object>(std::is_floating_point<T>::value
? PyNumber_Float(src.ptr())
: PyNumber_Long(src.ptr()));
auto tmp = reinterpret_steal<object>(std::is_floating_point<T>::value
? PyNumber_Float(src.ptr())
: PyNumber_Long(src.ptr()));
PyErr_Clear();
return load(tmp, false);
}