draw: fix warning

diff --git a/src/gallium/auxiliary/draw/draw_pt_post_vs.c b/src/gallium/auxiliary/draw/draw_pt_post_vs.c
index 00d7197b132985eb967972e42a86edea7b3c4a33..e25f16c354ac78bab352627197a223a742f32f55 100644 (file)
--- a/src/gallium/auxiliary/draw/draw_pt_post_vs.c
+++ b/src/gallium/auxiliary/draw/draw_pt_post_vs.c
@@ -104,7 +104,7 @@ static boolean post_vs_cliptest_viewport_gl( struct pt_post_vs *pvs,
    unsigned clipped = 0;
    unsigned j;
 
-   if (0) debug_printf("%s\n");
+   if (0) debug_printf("%s\n", __FUNCTION__);
 
    for (j = 0; j < count; j++) {
       float *position = out->data[pos];