Use -Wno-deprecated for std::uncaught_exception tests.

	* g++.dg/eh/uncaught1.C: Pass -Wno-deprecated.
	* g++.dg/eh/uncaught2.C: Pass -Wno-deprecated.
	* g++.dg/eh/uncaught4.C: Pass -Wno-deprecated.
	* g++.old-deja/g++.mike/eh48.C: Pass -Wno-deprecated.

From-SVN: r253262

gcc/testsuite/g++.dg/eh/uncaught1.C

 // PR libstdc++/10606
 // { dg-do run }
-// { dg-options "-fuse-cxa-get-exception-ptr" { target powerpc*-*-darwin* } }
+// { dg-options "-Wno-deprecated" }
+// { dg-options "-fuse-cxa-get-exception-ptr -Wno-deprecated" { target powerpc*-*-darwin* } }
 
 #include <exception>
 #include <cstdlib>

gcc/testsuite/g++.dg/eh/uncaught2.C

 // { dg-do compile }
 // { dg-final { scan-assembler-not "__cxa_get_exception" } }
-// { dg-options "-fno-use-cxa-get-exception-ptr" }
+// { dg-options "-fno-use-cxa-get-exception-ptr -Wno-deprecated" }
 
 #include <exception>
 #include <cstdlib>

gcc/testsuite/g++.dg/eh/uncaught4.C

 // PR c++/41174
 // { dg-do run }
+// { dg-options "-Wno-deprecated" }
 
 #include <exception>
 

gcc/testsuite/g++.old-deja/g++.mike/eh48.C

 // { dg-do run { xfail sparc64-*-elf arm-*-pe } }
-// { dg-options "-fexceptions" }
+// { dg-options "-fexceptions -Wno-deprecated" }
 
 #include <exception>
 #include <stdlib.h>