As Neil Schemenauer points out, WITH_CYCLE_GC should be uncommented if

we want to have GC enabled in the beta.

diff --git a/PC/config.h b/PC/config.h
index 16f82e138b106dc54e5e02deeb29dd362b4e0c7a..850af584b08cb84a3d3f3db57f7ffcf51e2be379 100644 (file)
--- a/PC/config.h
+++ b/PC/config.h
@@ -452,7 +452,7 @@ typedef long intptr_t;
 /* #define WITH_READLINE 1 */
 
 /* Define if you want cycle garbage collection */
-/* #define WITH_CYCLE_GC 1 */
+#define WITH_CYCLE_GC 1
 
 /* Define if you have clock.  */
 /* #define HAVE_CLOCK */