Test for fixing of offset calculation of std::vector<unsigned> da…

…tamember on Mac arm
b1shtream · May 31, 2024 · adc7869 · adc7869
1 parent b382a03
commit adc7869
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diff --git a/doc/source/changelog.rst b/doc/source/changelog.rst
@@ -20,6 +20,7 @@ master
 * Fixed regression for pickling enums (in global scope only)
 * Auto-cast elements of std::vector<T*>, with T a class type
 * Add a ``Sequence_Check()`` method to the public API
+* Fix offset calculation of ``std::vector<unsigned>`` datamember on Mac arm
 
 
 2023-11-15: 3.1.2

diff --git a/test/test_fragile.py b/test/test_fragile.py
@@ -646,6 +646,14 @@ def test28_memoryview_of_empty(self):
         except TypeError:
             pass        # used to crash in PyObject_CheckBuffer on Linux
 
+    def test29_vector_datamember(self):
+        """Offset calculation of vector datamember"""
+
+        import cppyy
+
+        cppyy.cppdef("struct VectorDatamember { std::vector<unsigned> v; };")
+        cppyy.gbl.VectorDatamember     # used to crash on Mac arm64
+
 
 class TestSIGNALS:
     def setup_class(cls):