target-supports.exp (check_effective_target_arm_hard_vfp_ok): Return 0 if…

target-supports.exp (check_effective_target_arm_hard_vfp_ok): Return 0 if already specifying -mfloat-abi other than hard.

	* lib/target-supports.exp (check_effective_target_arm_hard_vfp_ok):
	Return 0 if already specifying -mfloat-abi other than hard.

From-SVN: r192409

gcc/testsuite/ChangeLog

+2012-10-12  Janis Johnson  <janisjo@codesourcery.com>
+
+	* lib/target-supports.exp (check_effective_target_arm_hard_vfp_ok):
+	Return 0 if already specifying -mfloat-abi other than hard.
+
 2012-10-12  Joe Seymour  <jseymour@codesourcery.com>
 
 	* gcc.dg/pr53060.c: Prune irrelevant warning.

gcc/testsuite/lib/target-supports.exp

@@ -2053,7 +2053,8 @@ proc check_effective_target_arm_vfp_ok { } {
 # options.
 
 proc check_effective_target_arm_hard_vfp_ok { } {
-    if { [check_effective_target_arm32] } {
+    if { [check_effective_target_arm32] 
+	 && ! [check-flags [list "" { *-*-* } { "-mfloat-abi=*" } { "-mfloat-abi=hard" }]] } {
 	return [check_no_compiler_messages arm_hard_vfp_ok executable {
 	    int main() { return 0;}
 	} "-mfpu=vfp -mfloat-abi=hard"]