From: Dale Weiler <weilercdale@gmail.com>
Date: Sat, 5 May 2018 19:38:12 +0000 (-0400)
Subject: error if a function is called from global scope opposed to crashing
X-Git-Tag: xonotic-v0.8.5~22
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=9a21c638fab848862c5c421f2f80c331d56dda3d;p=xonotic%2Fgmqcc.git

error if a function is called from global scope opposed to crashing
---

diff --git a/parser.cpp b/parser.cpp
index c795e40..cc2b358 100644
--- a/parser.cpp
+++ b/parser.cpp
@@ -1188,6 +1188,12 @@ static bool parser_sy_apply_operator(parser_t *parser, shunt *sy)
 
 static bool parser_close_call(parser_t *parser, shunt *sy)
 {
+    if (!parser->function)
+    {
+        parseerror(parser, "cannot call functions from global scope");
+        return false;
+    }
+
     /* was a function call */
     ast_expression *fun;
     ast_value      *funval = nullptr;