port: advance VC6 typeobject frontier and preserve regression coverage

2026-10-26 18:09:33 +00:00
parent 35caf1a558
commit 5ab291a68c
162 changed files with 15675 additions and 85 deletions
@@ -0,0 +1,36 @@
+#!/usr/bin/env python3
+"""Guard _PyTypes_InitState's C89 declaration and initialization order."""
+
+import re
+import sys
+from pathlib import Path
+
+source = Path(sys.argv[1]).read_text()
+found = re.search(
+    r"\n_PyTypes_InitState\(PyInterpreterState \*interp\)\s*\{(?P<body>.*?)\n\}",
+    source,
+    re.S,
+)
+assert found, "_PyTypes_InitState definition not found"
+body = found.group("body")
+declaration = re.match(r"\s*PyStatus status;", body)
+assert declaration and len(re.findall(r"\bPyStatus\s+status\b", body)) == 1, (
+    "_PyTypes_InitState must declare status exactly once without initializer at entry"
+)
+expected_statements = '''
+    if (!_Py_IsMainInterpreter(interp)) {
+        return _PyStatus_OK();
+    }
+
+    status = _PyTypes_InitSlotDefs();
+    if (_PyStatus_EXCEPTION(status)) {
+        return status;
+    }
+
+    return _PyStatus_OK();
+'''
+assert body[declaration.end():].split() == expected_statements.split(), (
+    "_PyTypes_InitState must preserve the interpreter guard, slot initialization, "
+    "exception propagation, and success return order"
+)
+print("object _PyTypes_InitState C89 status declaration and initialization/return order: PASS")