Remove the bitfield-in-union test, for now

encukou · encukou · commit 96a5c0d6caac · 2024-08-30T11:27:01.000+02:00
diff --git a/Lib/test/test_ctypes/test_generated_structs.py b/Lib/test/test_ctypes/test_generated_structs.py
@@ -161,22 +161,6 @@ class MSStraddlingExample(Structure):
         ('may_straddle', c_uint, 30),
         ('last', c_uint, 18)]
 
-@register()
-class BitsfieldUnion(Union):
-    # Note that if the bit fields are changed to `c_int`,
-    # the alignment is unclear:
-    # MSC reports 1 but GCC with __attribute__((ms_struct)) gives 4.
-    _fields_ = [("A", c_int8, 1),
-                ("B", c_int8, 2),
-                ("C", c_int8, 3),
-                ("D", c_int8, 4),
-                ("E", c_int8, 5),
-                ("F", c_int8, 6),
-                ("G", c_int8, 7),
-                ("H", c_int8, 8),
-                # ("I", c_int, 9),
-                ("not_a_bitfield", c_int8)]
-
 @register()
 class IntBits(Structure):
     _fields_ = [("A", c_int, 1),
diff --git a/Modules/_ctypes/_ctypes_test_generated.c.h b/Modules/_ctypes/_ctypes_test_generated.c.h
@@ -362,42 +362,6 @@
                 return result;
             }
 
-            if (PyUnicode_CompareWithASCIIString(name, "BitsfieldUnion") == 0) {
-
-            #if (!defined(__xlc__))
-
-                union BitsfieldUnion {
-                    int8_t A :1;
-                    int8_t B :2;
-                    int8_t C :3;
-                    int8_t D :4;
-                    int8_t E :5;
-                    int8_t F :6;
-                    int8_t G :7;
-                    int8_t H :8;
-                    int8_t not_a_bitfield;
-                };
-                union BitsfieldUnion value = {0};
-                APPEND(PyUnicode_FromString("BitsfieldUnion"));
-                APPEND(PyLong_FromLong(sizeof(union BitsfieldUnion)));
-                APPEND(PyLong_FromLong(_Alignof(union BitsfieldUnion)));
-                TEST_FIELD(int8_t, value.A);
-                TEST_FIELD(int8_t, value.B);
-                TEST_FIELD(int8_t, value.C);
-                TEST_FIELD(int8_t, value.D);
-                TEST_FIELD(int8_t, value.E);
-                TEST_FIELD(int8_t, value.F);
-                TEST_FIELD(int8_t, value.G);
-                TEST_FIELD(int8_t, value.H);
-                TEST_FIELD(int8_t, value.not_a_bitfield);
-            #else
-                APPEND(Py_NewRef(Py_None));
-                APPEND(PyUnicode_FromString("skipped on this compiler"));
-            #endif
-
-                return result;
-            }
-
             if (PyUnicode_CompareWithASCIIString(name, "IntBits") == 0) {
 
                 struct IntBits {
