diff --git a/C/heapgc.c b/C/heapgc.c
index 0642eac21..e5a86f79f 100644
--- a/C/heapgc.c
+++ b/C/heapgc.c
@@ -22,7 +22,7 @@ static char     SccsId[] = "%W% %G%";
 #include "yapio.h"
 
 #define EARLY_RESET 1
-#ifndef TABLING
+#if !defined(TABLING) && defined(HAVE_GCC)
 #define EASY_SHUNTING 1
 #endif
 #define HYBRID_SCHEME 1