1 files changed, 8 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/other/i386-7.C b/gcc/testsuite/g++.dg/other/i386-7.C
new file mode 100644
index 000000000..e2ad51e52
--- /dev/null
+++ b/gcc/testsuite/g++.dg/other/i386-7.C
@@ -0,0 +1,8 @@
+/* Test that x86intrin.h is usable with -O -pedantic-errors.  */
+/* We were using SSE4.2 builtins without the extension available.  */
+/* { dg-do compile { target i?86-*-* x86_64-*-* } } */
+/* { dg-options "-O -pedantic-errors" } */
+
+#include <x86intrin.h>
+
+int dummy;