[gcc] GCC 4.5.0=>4.5.1

gcc/gcc/testsuite/objc.dg/proto-lossage-3.m

 /* Crash due to descriptionFor(Instance|Class)Method applied to
    a protocol with no instance/class methods respectively.
    Problem report and original fix by richard@brainstorm.co.uk.  */
 /* { dg-do run } */
+/* { dg-xfail-run-if "Needs OBJC2 ABI" { *-*-darwin* && { lp64 && { ! objc2 } } } { "-fnext-runtime" } { "" } } */
+#include "../objc-obj-c++-shared/Protocol1.h"
+#include "../objc-obj-c++-shared/Object1.h"
 #include <objc/objc.h>
-#include <objc/Object.h>
-#include <objc/Protocol.h>
 
 @protocol NoInstanceMethods
 + testMethod;
 @end
 
 @protocol NoClassMethods
 - testMethod;
 @end
 
 int
 main()
 {
 [@protocol(NoInstanceMethods) descriptionForInstanceMethod: @selector(name)];
 [@protocol(NoInstanceMethods) descriptionForClassMethod: @selector(name)];
 [@protocol(NoClassMethods) descriptionForInstanceMethod: @selector(name)];
 [@protocol(NoClassMethods) descriptionForClassMethod: @selector(name)];
 return 0;
 }