1 files changed, 1 insertions, 0 deletions
diff --git a/runtime/expr.h b/runtime/expr.h
index 12f37406..eaccb67e 100644
--- a/runtime/expr.h
+++ b/runtime/expr.h
@@ -28,6 +28,7 @@
 
 /* a node inside an expression tree */
 typedef struct exprNode_s {
+    	char dummy;
 } exprNode_t;