From 3d6b068b8c7db307dda236b8bd1ebec5ffdcce50 Mon Sep 17 00:00:00 2001
From: William S Fulton <wsf@fultondesigns.co.uk>
Date: Fri, 16 Nov 2012 19:38:48 +0000
Subject: Add some assertions around use of Tell

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@13896 626c5289-ae23-0410-ae9c-e8d60b6d4f22
---
 Source/Preprocessor/cpp.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'Source/Preprocessor')

diff --git a/Source/Preprocessor/cpp.c b/Source/Preprocessor/cpp.c
index d68658eb6..5a7634f91 100644
--- a/Source/Preprocessor/cpp.c
+++ b/Source/Preprocessor/cpp.c
@@ -583,6 +583,7 @@ static List *find_args(String *s, int ismacro, String *macro_name) {
   c = Getc(s);
   if (c != '(') {
     /* Not a macro, bail out now! */
+    assert(pos != -1);
     Seek(s, pos, SEEK_SET);
     Delete(args);
     return 0;
-- 
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