Initial checkin of GCC 4.9.0 from trunk (r208799).

Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba

1 files changed, 64 insertions, 0 deletions

diff --git a/gcc-4.9/gcc/testsuite/objc.dg/isa-field-1.m b/gcc-4.9/gcc/testsuite/objc.dg/isa-field-1.m
new file mode 100644
index 000000000..4501d01a1
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/objc.dg/isa-field-1.m
@@ -0,0 +1,64 @@
+/* Ensure there are no bizarre difficulties with accessing the 'isa' field of objects.  */
+/* { dg-do compile } */
+
+#include "../objc-obj-c++-shared/TestsuiteObject.h"
+#include "../objc-obj-c++-shared/runtime.h"
+
+@interface TestsuiteObject (Test)
+- (Class) test1: (id)object;
+@end
+
+@interface Derived: TestsuiteObject
+- (Class) test2: (id)object;
+@end
+
+@implementation TestsuiteObject (Test)
+
+Class test1(id object) {
+#ifdef __NEXT_RUNTIME__
+    Class cls = object->isa;
+#else
+    Class cls = object->class_pointer;
+#endif
+    return cls;
+}
+- (Class) test1: (id)object {
+#ifdef __NEXT_RUNTIME__
+    Class cls = object->isa;
+#else
+    Class cls = object->class_pointer;
+#endif
+    return cls;
+}
+
+@end
+
+@implementation Derived
+
+Class test2(id object) {
+#ifdef __NEXT_RUNTIME__
+    Class cls = object->isa;
+#else
+    Class cls = object->class_pointer;
+#endif
+    return cls;
+}
+- (Class) test2: (id)object {
+#ifdef __NEXT_RUNTIME__
+    Class cls = object->isa;
+#else
+    Class cls = object->class_pointer;
+#endif
+    return cls;
+}
+
+@end
+
+Class test3(id object) {
+#ifdef __NEXT_RUNTIME__
+    Class cls = object->isa;
+#else
+    Class cls = object->class_pointer;
+#endif
+    return cls;
+}