From 6989670e8f5487f023795910ffa4001d8d23b6e5 Mon Sep 17 00:00:00 2001
From: Reijo Tomperi <aggro80@users.sourceforge.net>
Date: Fri, 2 Oct 2009 15:38:41 +0300
Subject: [PATCH] Abort comma simplification when ", %num%" is detected. This
 increases speed a lot in some rare situations.

---
 src/tokenize.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/tokenize.cpp b/src/tokenize.cpp
index 5a82af5d6..044c36e0c 100644
--- a/src/tokenize.cpp
+++ b/src/tokenize.cpp
@@ -4031,7 +4031,8 @@ void Tokenizer::simplifyComma()
             }
         }
 
-        if (tok->str() != ",")
+        // If token after the comma is a constant number, simplification is not required.
+        if (tok->str() != "," || Token::Match(tok->next(), "%num%"))
             continue;
 
         // We must not accept just any keyword, e.g. accepting int