[ARM] Disable neon testing for armv7-m

2015-11-20  Andre Vieira  <andre.simoesdiasvieira@arm.com>

	* lib/target-supports.exp
	(check_effective_target_arm_neon_ok_nocache): Add check
	for M profile.

From-SVN: r230653

gcc/testsuite/ChangeLog

+2015-11-20  Andre Vieira  <andre.simoesdiasvieira@arm.com>
+
+	* lib/target-supports.exp
+	(check_effective_target_arm_neon_ok_nocache): Add check
+	for M profile.
+
 2015-11-20  Tom de Vries  <tom@codesourcery.com>
 
 	PR tree-optimization/68373

gcc/testsuite/lib/target-supports.exp

@@ -2862,8 +2862,8 @@ proc check_effective_target_arm_neon_ok_nocache { } {
 		#endif
 		/* Avoid the case where a test adds -mfpu=neon, but the toolchain is
 		   configured for -mcpu=arm926ej-s, for example.  */
-		#if __ARM_ARCH < 7
-		#error Architecture too old for NEON.
+		#if __ARM_ARCH < 7 || __ARM_ARCH_PROFILE == 'M'
+		#error Architecture does not support NEON.
 		#endif
 	    } "$flags"] } {
 		set et_arm_neon_flags $flags