1 files changed, 4 insertions, 0 deletions
diff --git a/test/calc2.y b/test/calc2.y
index e742ff34c215..d9193d0872bd 100644
--- a/test/calc2.y
+++ b/test/calc2.y
@@ -88,9 +88,13 @@ main (void)
     return 0;
 }
 
+#define UNUSED(x) ((void)(x))
+
 static void
 YYERROR_DECL()
 {
+    UNUSED(regs); /* %parse-param regs is not actually used here */
+    UNUSED(base); /* %parse-param base is not actually used here */
     fprintf(stderr, "%s\n", s);
 }