2 files changed, 8 insertions, 0 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index 024be050b3e..a96f1153ef0 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,7 @@
+2013-07-09  Ken Brown  <kbrown@cornell.edu>
+
+        * sheap.c (STATIC_HEAP_SIZE) [__x86_64__]: Increase to 18MB.
+
 2013-07-09  Juanma Barranquero  <lekktu@gmail.com>
 
         * makefile.w32-in ($(BLD)/emacs.$(O), $(BLD)/sysdep.$(O)): Update.
diff --git a/src/sheap.c b/src/sheap.c
index f8eec753268..54eef60c27d 100644
--- a/src/sheap.c
+++ b/src/sheap.c
@@ -25,7 +25,11 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include <unistd.h>
 
+#ifdef __x86_64__
+#define STATIC_HEAP_SIZE        (18 * 1024 * 1024)
+#else
 #define STATIC_HEAP_SIZE        (13 * 1024 * 1024)
+#endif
 
 int debug_sheap = 0;