gdb/
2015-02-04  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* configure.ac <"${have_libpython}" != no>: Define Py_hash_t.
	* python/py-value.c (valpy_fetch_lazy): Use it.  Remove cast to the
	return type.
	* config.in: Regenerate.
	* configure: Regenerate.

diff --git a/gdb/configure.ac b/gdb/configure.ac
index dfc6947..f335b7b 100644
--- a/gdb/configure.ac
+++ b/gdb/configure.ac
@@ -1016,6 +1016,25 @@ if test "${have_libpython}" != no; then
   ]]), [python_has_threads=no], [python_has_threads=yes])
   AC_MSG_RESULT(${python_has_threads})
   CPPFLAGS="${saved_CPPFLAGS}"
+
+  AC_CACHE_CHECK([for Py_hash_t], gdb_cv_Py_hash_t,
+    old_CFLAGS="$CFLAGS"
+    CFLAGS="$CFLAGS $PYTHON_CFLAGS"
+    old_CPPFLAGS="$CPPFLAGS"
+    CPPFLAGS="$CPPFLAGS $PYTHON_CPPFLAGS"
+    AC_TRY_COMPILE(
+      [#include <Python.h>],
+      [Py_hash_t var;],
+      gdb_cv_Py_hash_t=yes,
+      gdb_cv_Py_hash_t=no
+    )
+    CPPFLAGS="$old_CPPFLAGS"
+    CFLAGS="$old_CFLAGS"
+  )
+  if test "x$gdb_cv_Py_hash_t" = "xno"; then
+    AC_DEFINE(Py_hash_t, long,
+	      [Provide Python 3 Py_hash_t for Python 2.])
+  fi
 else
   # Even if Python support is not compiled in, we need to have this file
   # included so that the "python" command, et.al., still exists.
diff --git a/gdb/python/py-value.c b/gdb/python/py-value.c
index 4c4d36e..5a13777 100644
--- a/gdb/python/py-value.c
+++ b/gdb/python/py-value.c
@@ -895,10 +895,10 @@ valpy_fetch_lazy (PyObject *self, PyObject *args)
 
 /* Calculate and return the address of the PyObject as the value of
    the builtin __hash__ call.  */
-static long
+static Py_hash_t
 valpy_hash (PyObject *self)
 {
-  return (long) (intptr_t) self;
+  return (intptr_t) self;
 }
 
 enum valpy_opcode