From 802005f57192f91b73871d48ce8c4b0b64bd6ad1 Mon Sep 17 00:00:00 2001
From: Wolfgang Bumiller <wry.git@bumiller.com>
Date: Tue, 7 May 2013 20:13:19 +0200
Subject: [PATCH] be more strict here

---
 parser.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/parser.c b/parser.c
index 6ad5502..c95ff91 100644
--- a/parser.c
+++ b/parser.c
@@ -2227,8 +2227,8 @@ static ast_expression* parse_expression_leave(parser_t *parser, bool stopatcomma
     }
 
     parser->lex->flags.noops = true;
-    if (!vec_size(sy.out)) {
-        parseerror(parser, "empty expression");
+    if (vec_size(sy.out) != 1) {
+        parseerror(parser, "expression with not 1 but %lu output values...", (unsigned long) vec_size(sy.out));
         expr = NULL;
     } else
         expr = sy.out[0].out;
-- 
2.39.2