1 files changed, 1 insertions, 1 deletions
diff --git a/sim/cris/traps.c b/sim/cris/traps.c
index 8750c4d..7b0140f 100644
--- a/sim/cris/traps.c
+++ b/sim/cris/traps.c
@@ -1382,7 +1382,7 @@ make_first_thread (SIM_CPU *current_cpu)
 /* Handle unknown system calls.  Returns (if it does) the syscall
    return value.  */
 
-static USI
+static USI ATTRIBUTE_PRINTF (3, 4)
 cris_unknown_syscall (SIM_CPU *current_cpu, USI pc, char *s, ...)
 {
   SIM_DESC sd = CPU_STATE (current_cpu);