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-rw-r--r--sim/common/sim-cpu.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/sim/common/sim-cpu.h b/sim/common/sim-cpu.h
index d8b2b9c..9e09a55 100644
--- a/sim/common/sim-cpu.h
+++ b/sim/common/sim-cpu.h
@@ -137,7 +137,8 @@ extern sim_cpu *sim_cpu_lookup (SIM_DESC, const char *);
/* Return prefix to use in cpu specific messages. */
extern const char *sim_cpu_msg_prefix (sim_cpu *);
/* Cover fn to sim_io_eprintf. */
-extern void sim_io_eprintf_cpu (sim_cpu *, const char *, ...);
+extern void sim_io_eprintf_cpu (sim_cpu *, const char *, ...)
+ ATTRIBUTE_PRINTF (2, 3);
/* Get/set a pc value. */
#define CPU_PC_GET(cpu) ((* CPU_PC_FETCH (cpu)) (cpu))