[binutils-gdb] Fix PR python/18984

[sergiodj+buildbot at sergiodj dot net]

*** TEST RESULTS FOR COMMIT 1b40ec0559f4b24ccdf6b073610c526c4aa33c4d ***

Author: Tom Tromey <tom@tromey.com>
Branch: master
Commit: 1b40ec0559f4b24ccdf6b073610c526c4aa33c4d

Fix PR python/18984

This fixes PR python/18984.

The bug is that gdbpy_solib_name uses GDB_PY_LL_ARG, whereas it should
use GDB_PY_LLU_ARG to avoid overflow.

Built and tested on x86-64 Fedora 23.

2016-06-02  Tom Tromey  <tom@tromey.com>

	PR python/18984:
	* python/python.c (gdbpy_solib_name): Use GDB_PY_LLU_ARG.

2016-06-02  Tom Tromey  <tom@tromey.com>

	PR python/18984:
	* gdb.python/py-shared.exp: Add solib_name test.