* doc/refcard.tex: Update.

[bison.git] / src / bison.simple

diff --git a/src/bison.simple b/src/bison.simple
index 3f528732b1bd2fa9ea7a71394a37e9847498d4e3..56e63c177e1b105da564df4218676c5839fde399 100644 (file)
--- a/src/bison.simple
+++ b/src/bison.simple
@@ -98,6 +98,10 @@
 # endif /* alloca not defined */
 #endif /* YYSTACK_USE_ALLOCA not defined */
 
+#ifndef YYSTACK_USE_ALLOCA
+# define YYSTACK_USE_ALLOCA 0
+#endif
+
 #if YYSTACK_USE_ALLOCA
 # define YYSTACK_ALLOC alloca
 #else