1 files changed, 1 insertions, 0 deletions
diff --git a/runtime/expr.h b/runtime/expr.h
index 974b71ec..1afe1a1f 100644
--- a/runtime/expr.h
+++ b/runtime/expr.h
@@ -30,6 +30,7 @@
 
 /* a node inside an expression tree */
 typedef struct exprNode_s {
+    	char dummy;
 } exprNode_t;