From d583068e7d08634a9141b7101c66c0add14baeeb Mon Sep 17 00:00:00 2001
From: Senthil Kumaran <senthil@uthcode.com>
Date: Thu, 20 Oct 2011 02:13:23 +0800
Subject: [PATCH] Fix Issue 12604 - Use a proper no-op macro expansion for
 VTRACE macro in _sre.c

---
 Modules/_sre.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Modules/_sre.c b/Modules/_sre.c
index 200e8dd95f..cd95917962 100644
--- a/Modules/_sre.c
+++ b/Modules/_sre.c
@@ -2744,7 +2744,7 @@ _compile(PyObject* self_, PyObject* args)
 #if defined(VVERBOSE)
 #define VTRACE(v) printf v
 #else
-#define VTRACE(v)
+#define VTRACE(v) do {} while(0)  /* do nothing */
 #endif
 
 /* Report failure */
-- 
2.50.1