diff --git a/gcc/testsuite/gcc.target/i386/smuldi3_highpart.c b/gcc/testsuite/gcc.target/i386/smuldi3_highpart.c
index 8bbd5f5cb8de9e2d532f2e7095f1667192f7cc53..cd8ea41e019fc0f453c84259b7d2cbccaf305335 100644
--- a/gcc/testsuite/gcc.target/i386/smuldi3_highpart.c
+++ b/gcc/testsuite/gcc.target/i386/smuldi3_highpart.c
@@ -2,7 +2,7 @@
 /* { dg-options "-O2" } */
 typedef int __attribute ((mode(TI))) ti_t;
 
-long foo(long x)
+long long foo(long long x)
 {
   return ((ti_t)x * 19065) >> 72;
 }