Increase the value of BASE_PURESIZE to avoid pure space overflow.

 src/puresize.h (BASE_PURESIZE): Bump the base value to 1700000.  See
 http://lists.gnu.org/archive/html/emacs-devel/2012-10/msg00593.html
 for the reasons.

src/ChangeLog

 2012-10-19  Eli Zaretskii  <eliz@gnu.org>
 
+	* puresize.h (BASE_PURESIZE): Bump the base value to 1700000.  See
+	http://lists.gnu.org/archive/html/emacs-devel/2012-10/msg00593.html
+	for the reasons.
+
 	* alloc.c (NSTATICS): Decrease to 0x800.
 
 2012-10-19  Stefan Monnier  <monnier@iro.umontreal.ca>

src/puresize.h

@@ -40,7 +40,7 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 #endif
 
 #ifndef BASE_PURESIZE
-#define BASE_PURESIZE (1620000 + SYSTEM_PURESIZE_EXTRA + SITELOAD_PURESIZE_EXTRA)
+#define BASE_PURESIZE (1700000 + SYSTEM_PURESIZE_EXTRA + SITELOAD_PURESIZE_EXTRA)
 #endif
 
 /* Increase BASE_PURESIZE by a ratio depending on the machine's word size.  */