Issue diagnostics if more than one declaration in objectove-c's foreach-stmt header.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@45708 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Parser/objc-forcollection-neg-2.m b/test/Parser/objc-forcollection-neg-2.m
new file mode 100644
index 0000000..807efd9
--- /dev/null
+++ b/test/Parser/objc-forcollection-neg-2.m
@@ -0,0 +1,38 @@
+// RUN: clang -fsyntax-only -verify %s
+
+typedef struct objc_class *Class;
+typedef struct objc_object {
+ Class isa;
+} *id;
+    
+            
+@protocol P @end
+
+@interface MyList
+@end
+    
+@implementation MyList
+- (unsigned int)countByEnumeratingWithState:  (struct __objcFastEnumerationState *)state objects:  (id *)items count:(unsigned int)stackcount
+{
+        return 0;
+}
+@end
+
+@interface MyList (BasicTest)
+- (void)compilerTestAgainst;
+@end
+
+@implementation MyList (BasicTest)
+- (void)compilerTestAgainst {
+    static i;
+        for (id el, elem in self)  // expected-error {{Only one element declaration is allowed}}
+           ++i;
+        for (id el in self) 
+           ++i;
+	MyList<P> ***p;
+        for (p in self) 
+           ++i;
+
+}
+@end
+