[ARM] Fix more -Wreturn-type fallout (gcc.target/arm/pr67989.C).

2017-11-13  Christophe Lyon  <christophe.lyon@linaro.org>

	* gcc.target/arm/pr67989.C: Add -Wno-return-type to
	dg-additional-options.

From-SVN: r254692

gcc/testsuite/ChangeLog

+2017-11-13  Christophe Lyon  <christophe.lyon@linaro.org>
+
+	* gcc.target/arm/pr67989.C: Add -Wno-return-type to
+	dg-additional-options.
+
 2017-11-13  Nathan Sidwell  <nathan@acm.org>
 
 	* lib/gcc-dg.exp (process-message): Use -: for no column.

gcc/testsuite/gcc.target/arm/pr67989.C

@@ -2,7 +2,8 @@
 /* { dg-options "-std=c++11 -O2" } */
 /* { dg-require-effective-target arm_arch_v4t_ok } */
 /* { dg-add-options arm_arch_v4t } */
-/* { dg-additional-options "-marm" } */
+/* { dg-additional-options "-marm -Wno-return-type" } */
+
 
 /* Duplicate version of the test in g++.dg to be able to run this test only if
    ARMv4t in ARM execution state can be targetted.  Newer architecture don't