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-rw-r--r--gcc/config/vax/vax.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/config/vax/vax.h b/gcc/config/vax/vax.h
index 427c352..dc77aa9 100644
--- a/gcc/config/vax/vax.h
+++ b/gcc/config/vax/vax.h
@@ -226,7 +226,7 @@ enum reg_class { NO_REGS, ALL_REGS, LIM_REG_CLASSES };
reg number REGNO. This could be a conditional expression
or could index an array. */
-#define REGNO_REG_CLASS(REGNO) ALL_REGS
+#define REGNO_REG_CLASS(REGNO) ((void)(REGNO), ALL_REGS)
/* The class value for index registers, and the one for base regs. */