re PR target/65604 (MIPS -fno-delayed-branch generates incorrect code with -mcheck-zero-division)

	PR target/65604
	* gcc.target/mips/div-delay.c: New test.

From-SVN: r232986

gcc/testsuite/ChangeLog

+2016-01-29  Steve Ellcey  <sellcey@imgtec.com>
+
+	PR target/65604
+	* gcc.target/mips/div-delay.c: New test.
+
 2016-01-29  Jakub Jelinek  <jakub@redhat.com>
 
 	PR target/69551

gcc/testsuite/gcc.target/mips/div-delay.c

+/* { dg-do compile } */
+/* { dg-options "-march=mips1 -fno-delayed-branch" } */
+/* { dg-final { scan-assembler "\tbne\t.*\tnop" } } */
+
+/* Ensure that mips1 does not put anything in the delay slot of the bne
+   instruction when checking for divide by zero.  mips2+ systems use teq
+   instead of bne and teq has no delay slot.  */
+
+NOCOMPRESSION int
+foo (int a, int b)
+{
+  return a / b;
+}