diff --git a/lib/AST/DeclPrinter.cpp b/lib/AST/DeclPrinter.cpp
index e7a276d..c7f3558 100644
--- a/lib/AST/DeclPrinter.cpp
+++ b/lib/AST/DeclPrinter.cpp
@@ -1168,7 +1168,9 @@
   for (const auto *PI : OMD->parameters()) {
     // FIXME: selector is missing here!
     pos = name.find_first_of(':', lastPos);
-    Out << " " << name.substr(lastPos, pos - lastPos) << ':';
+    if (lastPos != 0)
+      Out << " ";
+    Out << name.substr(lastPos, pos - lastPos) << ':';
     PrintObjCMethodType(OMD->getASTContext(), 
                         PI->getObjCDeclQualifier(),
                         PI->getType());
@@ -1177,7 +1179,7 @@
   }
 
   if (OMD->param_begin() == OMD->param_end())
-    Out << " " << name;
+    Out << name;
 
   if (OMD->isVariadic())
       Out << ", ...";
diff --git a/lib/Sema/SemaDeclObjC.cpp b/lib/Sema/SemaDeclObjC.cpp
index 0bcd59b..81114dd 100644
--- a/lib/Sema/SemaDeclObjC.cpp
+++ b/lib/Sema/SemaDeclObjC.cpp
@@ -1856,10 +1856,6 @@
   // FIXME: PushOnScopeChains?
   CurContext->addDecl(CDecl);
 
-  // If the interface is deprecated/unavailable, warn/error about it.
-  if (IDecl)
-    DiagnoseUseOfDecl(IDecl, ClassLoc);
-
   // If the interface has the objc_runtime_visible attribute, we
   // cannot implement a category for it.
   if (IDecl && IDecl->hasAttr<ObjCRuntimeVisibleAttr>()) {
diff --git a/test/Misc/ast-print-objectivec.m b/test/Misc/ast-print-objectivec.m
index e419237..cb5aacc 100644
--- a/test/Misc/ast-print-objectivec.m
+++ b/test/Misc/ast-print-objectivec.m
@@ -17,25 +17,30 @@
 @implementation I
 - (void)MethP __attribute__((availability(macosx,introduced=10.1.0,deprecated=10.2))) {}
 - (void)MethI __attribute__((availability(macosx,introduced=10.1.0,deprecated=10.2))) {}
+
+- (void)methodWithArg:(int)x andAnotherOne:(int)y { }
 @end
 
 // CHECK: @protocol P
-// CHECK: - (void) MethP __attribute__((availability(macos, introduced=10.1.0, deprecated=10.2)));
+// CHECK: - (void)MethP __attribute__((availability(macos, introduced=10.1.0, deprecated=10.2)));
 // CHECK: @end
 
 // CHECK: @interface I : NSObject<P> 
-// CHECK: - (void) MethI __attribute__((availability(macos, introduced=10.1.0, deprecated=10.2)));
+// CHECK: - (void)MethI __attribute__((availability(macos, introduced=10.1.0, deprecated=10.2)));
 // CHECK: @end
 
 // CHECK: @interface I(CAT)
-// CHECK: - (void) MethCAT __attribute__((availability(macos, introduced=10_1_0, deprecated=10_2)));
+// CHECK: - (void)MethCAT __attribute__((availability(macos, introduced=10_1_0, deprecated=10_2)));
 // CHECK: @end
 
 // CHECK: @implementation I
-// CHECK: - (void) MethP __attribute__((availability(macos, introduced=10.1.0, deprecated=10.2))) {
+// CHECK: - (void)MethP __attribute__((availability(macos, introduced=10.1.0, deprecated=10.2))) {
 // CHECK: }
 
-// CHECK: - (void) MethI __attribute__((availability(macos, introduced=10.1.0, deprecated=10.2))) {
+// CHECK: - (void)MethI __attribute__((availability(macos, introduced=10.1.0, deprecated=10.2))) {
+// CHECK: }
+
+// CHECK: - (void)methodWithArg:(int)x andAnotherOne:(int)y {
 // CHECK: }
 
 // CHECK: @end
diff --git a/test/Modules/lookup.m b/test/Modules/lookup.m
index edf7063..b22e41f 100644
--- a/test/Modules/lookup.m
+++ b/test/Modules/lookup.m
@@ -14,7 +14,7 @@
 // expected-note@Inputs/lookup_right.h:3{{also found}}
 }
 
-// CHECK-PRINT: - (int) method;
-// CHECK-PRINT: - (double) method
+// CHECK-PRINT: - (int)method;
+// CHECK-PRINT: - (double)method
 // CHECK-PRINT: void test(id x)
 
diff --git a/test/SemaObjC/attr-deprecated.m b/test/SemaObjC/attr-deprecated.m
index b061385..2803199 100644
--- a/test/SemaObjC/attr-deprecated.m
+++ b/test/SemaObjC/attr-deprecated.m
@@ -83,7 +83,7 @@
 }
 
 
-__attribute ((deprecated)) // expected-note 2 {{'DEPRECATED' has been explicitly marked deprecated here}}
+__attribute ((deprecated)) // expected-note {{'DEPRECATED' has been explicitly marked deprecated here}}
 @interface DEPRECATED { 
   @public int ivar; 
   DEPRECATED *ivar2; // no warning.
@@ -98,9 +98,17 @@
 @end
 
 @interface DEPRECATED (Category2) // no warning.
+- (id)meth;
 @end
 
-@implementation DEPRECATED (Category2) // expected-warning {{'DEPRECATED' is deprecated}}
+__attribute__((deprecated))
+void depr_function();
+
+@implementation DEPRECATED (Category2) // no warning
+- (id)meth {
+  depr_function(); // no warning.
+  return 0;
+}
 @end
 
 @interface NS : DEPRECATED  // expected-warning {{'DEPRECATED' is deprecated}}
diff --git a/test/SemaObjC/class-unavail-warning.m b/test/SemaObjC/class-unavail-warning.m
index 268d519..f7d8f56 100644
--- a/test/SemaObjC/class-unavail-warning.m
+++ b/test/SemaObjC/class-unavail-warning.m
@@ -2,7 +2,7 @@
 // rdar://9092208
 
 __attribute__((unavailable("not available")))
-@interface MyClass { // expected-note 8 {{'MyClass' has been explicitly marked unavailable here}}
+@interface MyClass { // expected-note 7 {{'MyClass' has been explicitly marked unavailable here}}
 @public
     void *_test;
     MyClass *ivar; // no error.
@@ -28,7 +28,7 @@
 @interface MyClass (Cat2) // no error.
 @end
 
-@implementation MyClass (Cat2) // expected-error {{unavailable}}
+@implementation MyClass (Cat2) // no error.
 @end
 
 int main() {
diff --git a/test/SemaObjC/warn-deprecated-implementations.m b/test/SemaObjC/warn-deprecated-implementations.m
index 0c34116..df2557b 100644
--- a/test/SemaObjC/warn-deprecated-implementations.m
+++ b/test/SemaObjC/warn-deprecated-implementations.m
@@ -28,15 +28,14 @@
 - (void) G {} 	// No warning, implementing its own deprecated method
 @end
 
-__attribute__((deprecated)) // expected-note 2 {{'CL' has been explicitly marked deprecated here}}
+__attribute__((deprecated)) // expected-note {{'CL' has been explicitly marked deprecated here}}
 @interface CL // expected-note 2 {{class declared here}} 
 @end
 
 @implementation CL // expected-warning {{Implementing deprecated class}}
 @end
 
-@implementation CL ( SomeCategory ) // expected-warning {{'CL' is deprecated}} \
-                                    // expected-warning {{Implementing deprecated category}}
+@implementation CL (SomeCategory) // expected-warning {{Implementing deprecated category}}
 @end
 
 @interface CL_SUB : CL // expected-warning {{'CL' is deprecated}}
diff --git a/unittests/AST/DeclPrinterTest.cpp b/unittests/AST/DeclPrinterTest.cpp
index e5a09a3..ae6d0f0 100644
--- a/unittests/AST/DeclPrinterTest.cpp
+++ b/unittests/AST/DeclPrinterTest.cpp
@@ -1228,7 +1228,7 @@
     "@end\n",
     namedDecl(hasName("A:inRange:"),
               hasDescendant(namedDecl(hasName("printThis")))).bind("id"),
-    "- (int) A:(id)anObject inRange:(long)range"));
+    "- (int)A:(id)anObject inRange:(long)range"));
 }
 
 TEST(DeclPrinter, TestObjCProtocol1) {