1 files changed, 80 insertions, 0 deletions
diff --git a/gcc/testsuite/objc.dg/property/dotsyntax-15.m b/gcc/testsuite/objc.dg/property/dotsyntax-15.m
new file mode 100644
index 000000000..767f6a2b8
--- /dev/null
+++ b/gcc/testsuite/objc.dg/property/dotsyntax-15.m
@@ -0,0 +1,80 @@
+/* Contributed by Nicola Pero <nicola.pero@meta-innovation.com>, November 2010.  */
+/* { dg-do compile } */
+
+/* Test dot-syntax with accessors to be looked up in protocols.  */
+
+#include <stdlib.h>
+#include <objc/objc.h>
+#include <objc/runtime.h>
+
+@protocol ProtocolA
+- (int) countA;
+- (void) setCountA: (int)aNumber;
+@end
+
+@protocol ProtocolB
+- (int) countB;
+- (void) setCountB: (int)aNumber;
+@end
+
+@protocol ProtocolC
+- (int) countC;
+- (void) setCountC: (int)aNumber;
+@end
+
+@interface MyRootClass
+{
+  Class isa;
+}
++ (id) initialize;
++ (id) alloc;
+- (id) init;
+@end
+
+@interface MySubClass <ProtocolA, ProtocolB, ProtocolC>
+@end
+
+int function (MySubClass *object, int x)
+{
+  object.countA = x;
+  object.countB = x;
+  object.countC = object.countB;
+
+  return object.countC;
+}
+
+int function2 (MyRootClass <ProtocolA, ProtocolB, ProtocolC> *object, int x)
+{
+  object.countA = x;
+  object.countB = x;
+  object.countC = object.countB;
+
+  return object.countC;
+}
+
+int function3 (MyRootClass <ProtocolA, ProtocolB> *object, int x)
+{
+  object.countA = x;
+  object.countB = x;
+  object.countC = object.countB; /* { dg-error "request for member .countC. in something not a structure or union" } */
+
+  return object.countC;          /* { dg-error "request for member .countC. in something not a structure or union" } */
+}
+
+int function4 (id <ProtocolA, ProtocolB, ProtocolC> object, int x)
+{
+  object.countA = x;
+  object.countB = x;
+  object.countC = object.countB;
+
+  return object.countC;
+}
+
+int function5 (id <ProtocolA, ProtocolB> object, int x)
+{
+  object.countA = x;
+  object.countB = x;
+  object.countC = object.countB; /* { dg-error "request for member .countC. in something not a structure or union" } */
+
+  return object.countC;          /* { dg-error "request for member .countC. in something not a structure or union" } */
+}