[testsuite] Add large_long_double target selector to related tests in Wfloat-conversion.c

testsuite/
2017-06-05 Renlin Li <renlin.li@arm.com>

	* c-c++-common/Wfloat-conversion.c: Add large_long_double target
	selector to related line.

From-SVN: r248876

gcc/testsuite/ChangeLog

+2017-06-05 Renlin Li <renlin.li@arm.com>
+
+	* c-c++-common/Wfloat-conversion.c: Add large_long_double target
+	selector to related line.
+
 2017-06-05  Jan Hubicka  <hubicka@ucw.cz>
 
 	* gcc.dg/tree-prof/cold_partition_label.c: Update template.

gcc/testsuite/c-c++-common/Wfloat-conversion.c

@@ -39,8 +39,8 @@ void h (void)
   vfloat = vdouble; /* { dg-warning "conversion from .double. to .float. may change value" } */
   ffloat (vlongdouble); /* { dg-warning "conversion from .long double. to .float. may change value" } */
   vfloat = vlongdouble; /* { dg-warning "conversion from .long double. to .float. may change value" } */
-  fdouble (vlongdouble); /* { dg-warning "conversion from .long double. to .double. may change value" } */
-  vdouble = vlongdouble; /* { dg-warning "conversion from .long double. to .double. may change value" } */
+  fdouble (vlongdouble); /* { dg-warning "conversion from .long double. to .double. may change value" "" { target large_long_double } } */
+  vdouble = vlongdouble; /* { dg-warning "conversion from .long double. to .double. may change value" "" { target large_long_double } } */
 
   fsi (3.1f); /* { dg-warning "conversion from .float. to .int. changes value" } */
   si = 3.1f; /* { dg-warning "conversion from .float. to .int. changes value" } */