1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/gengtype.h b/gcc/gengtype.h
index 964cc311917..560f7f3de1b 100644
--- a/gcc/gengtype.h
+++ b/gcc/gengtype.h
@@ -21,6 +21,10 @@
 #ifndef GCC_GENGTYPE_H
 #define GCC_GENGTYPE_H
 
+#define obstack_chunk_alloc    ((void *(*) (long)) xmalloc)
+#define obstack_chunk_free     ((void (*) (void *)) free)
+#define OBSTACK_CHUNK_SIZE     0
+
 /* Sets of accepted source languages like C, C++, Ada... are
    represented by a bitmap.  */
 typedef unsigned lang_bitmap;