Now that Jeremy is asking about this code, it looks really bogus to me,

so let's rip it out.  The constructor for SyntaxError does the right
thing, so we do not need to do it again.

diff --git a/Python/pythonrun.c b/Python/pythonrun.c
index 40611b6c5ee19d3c8608a16d2e59a4e0946058c5..7d73395fd0d11a7ef6dc6a8996b5679fa2ee38b0 100644 (file)
--- a/Python/pythonrun.c
+++ b/Python/pythonrun.c
@@ -1096,24 +1096,6 @@ err_input(perrdetail *err)
        w = Py_BuildValue("(sO)", msg, v);
        PyErr_SetObject(errtype, w);
        Py_XDECREF(w);
-
-       if (v != NULL) {
-               PyObject *exc, *tb;
-
-               PyErr_Fetch(&errtype, &exc, &tb);
-               PyErr_NormalizeException(&errtype, &exc, &tb);
-               if (PyObject_SetAttrString(exc, "filename",
-                                          PyTuple_GET_ITEM(v, 0)))
-                       PyErr_Clear();
-               if (PyObject_SetAttrString(exc, "lineno",
-                                          PyTuple_GET_ITEM(v, 1)))
-                       PyErr_Clear();
-               if (PyObject_SetAttrString(exc, "offset",
-                                          PyTuple_GET_ITEM(v, 2)))
-                       PyErr_Clear();
-               Py_DECREF(v);
-               PyErr_Restore(errtype, exc, tb);
-       }
 }
 
 /* Print fatal error message and abort */