glsl/pp: Silence GCC "no previous prototype" warning.

diff --git a/src/glsl/pp/sl_pp_purify.c b/src/glsl/pp/sl_pp_purify.c
index b50f8192517c9784f711632876ac79914cec6b9b..acc000cf3dd2f3d36491a2fec2c7a99e1d8d262f 100644 (file)
--- a/src/glsl/pp/sl_pp_purify.c
+++ b/src/glsl/pp/sl_pp_purify.c
@@ -140,7 +140,7 @@ sl_pp_purify_state_init(struct sl_pp_purify_state *state,
 }
 
 
-unsigned int
+static unsigned int
 _purify_comment(struct sl_pp_purify_state *state,
                 char *output,
                 unsigned int *current_line,