re PR target/80298 (<x86intrin.h> incompatible with -mno-sse)

	PR target/80298
	* gcc.target/i386/pr80298-1.c: New test.
	* gcc.target/i386/pr80298-2.c: Ditto.

From-SVN: r246737

gcc/testsuite/ChangeLog

+2017-04-06  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/80298
+	* gcc.target/i386/pr80298-1.c: New test.
+	* gcc.target/i386/pr80298-2.c: Ditto.
+
 2017-04-06  Thomas Preud'homme  <thomas.preudhomme@arm.com
 
 	PR target/80082

gcc/testsuite/gcc.target/i386/pr80298-1.c

+/* PR target/80298 */
+/* { dg-do compile } */
+/* { dg-options "-mno-sse -mmmx" } */
+
+#include <mm3dnow.h>
+
+int i;

gcc/testsuite/gcc.target/i386/pr80298-2.c

+/* PR target/80298 */
+/* { dg-do compile } */
+/* { dg-options "-O2 -mno-sse -mmmx" } */
+
+#include <mm3dnow.h>
+
+int i;