diff --git a/test/codegen/arithmetic.go b/test/codegen/arithmetic.go
index 754c5c9bc9..eb95416b6a 100644
--- a/test/codegen/arithmetic.go
+++ b/test/codegen/arithmetic.go
@@ -575,11 +575,3 @@ func constantFold3(i, j int) int {
 	r := (5 * i) * (6 * j)
 	return r
 }
-
-func addConst(i int64) (int64, int64) {
-	// riscv64:`ADDI`,-`LUI`
-	a := i + 3001
-	// riscv64:`LUI`,`ADDIW`
-	b := i + 5009
-	return a, b
-}