diff --git a/gcc/testsuite/gcc.dg/lto/20091013-1_2.c b/gcc/testsuite/gcc.dg/lto/20091013-1_2.c
index 1af49aa97b6..89caea868e6 100644
--- a/gcc/testsuite/gcc.dg/lto/20091013-1_2.c
+++ b/gcc/testsuite/gcc.dg/lto/20091013-1_2.c
@@ -1,3 +1,5 @@
+/* { dg-options "-Wno-stringop-overread" } */
+
 typedef struct HDC__ { int unused; } *HDC;
 typedef struct HFONT__ { int unused; } *HFONT;