[PATCH] gdb/testsuite/gdb.python: add test cases for anonymous members fix

[Tom Tromey]

>>>>> "Li" == Li Yu <raise.sail@gmail.com> writes:

Li> gdb.Type.fields() missed handling for anonymous members, I just sent a
Li> patch to fix it, this patch adds some cases to test it.

In most cases, changes to the test suite should be part of the main
patch modifying gdb.  Likewise for changes to the documentation and the
NEWS entry.

Tom