X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=doc%2Fexamples%2Fdemo-tracelog%2Fdemo-vtracelog.c;h=c396a3002c7aed57faa1bf1dcc36842441976a86;hb=f72cd4d92d052b93bce77fa5761b14fc2a172bdb;hp=4adaa0193262e2b944ae77a814ce9f92c780f4b5;hpb=c0c0989ab70574e09b2f7e8b48c2da6af664a849;p=lttng-ust.git

diff --git a/doc/examples/demo-tracelog/demo-vtracelog.c b/doc/examples/demo-tracelog/demo-vtracelog.c
index 4adaa019..c396a300 100644
--- a/doc/examples/demo-tracelog/demo-vtracelog.c
+++ b/doc/examples/demo-tracelog/demo-vtracelog.c
@@ -11,6 +11,10 @@
 
 #include <lttng/tracelog.h>
 
+static
+void print_err(const char* msg, ...)
+	__attribute__((format(printf, 1, 2)));
+static
 void print_err(const char* msg, ...)
 {
 	va_list ap;