diff --git a/lib/Frontend/InitPreprocessor.cpp b/lib/Frontend/InitPreprocessor.cpp
index 9eb970a..bd08f5c 100644
--- a/lib/Frontend/InitPreprocessor.cpp
+++ b/lib/Frontend/InitPreprocessor.cpp
@@ -377,6 +377,11 @@
 
     if (LangOpts.NeXTRuntime)
       Builder.defineMacro("__NEXT_RUNTIME__");
+
+    Builder.defineMacro("IBOutlet", "__attribute__((iboutlet))");
+    Builder.defineMacro("IBOutletCollection(ClassName)",
+                        "__attribute__((iboutletcollection(ClassName)))");
+    Builder.defineMacro("IBAction", "void)__attribute__((ibaction)");
   }
 
   // darwin_constant_cfstrings controls this. This is also dependent
diff --git a/test/Analysis/MissingDealloc.m b/test/Analysis/MissingDealloc.m
index 51a5912..589fcf5 100644
--- a/test/Analysis/MissingDealloc.m
+++ b/test/Analysis/MissingDealloc.m
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -analyze -analyzer-checker=experimental.osx.cocoa.Dealloc '-DIBOutlet=__attribute__((iboutlet))' %s -verify
+// RUN: %clang_cc1 -analyze -analyzer-checker=experimental.osx.cocoa.Dealloc %s -verify
 typedef signed char BOOL;
 @protocol NSObject
 - (BOOL)isEqual:(id)object;
@@ -53,10 +53,6 @@
 //===------------------------------------------------------------------------===
 //  Don't warn about iVars that are IBOutlets.
 
-#ifndef IBOutlet
-#define IBOutlet
-#endif
-
 @class NSWindow;
 
 @interface HasOutlet : NSObject {
diff --git a/tools/scan-build/ccc-analyzer b/tools/scan-build/ccc-analyzer
index 84d25ab..86a3616 100755
--- a/tools/scan-build/ccc-analyzer
+++ b/tools/scan-build/ccc-analyzer
@@ -182,11 +182,6 @@
   }
   else {
     $Cmd = $Clang;
-    if ($Lang eq "objective-c" || $Lang eq "objective-c++") {
-      push @Args,'-DIBOutlet=__attribute__((iboutlet))';
-      push @Args,'-DIBOutletCollection(ClassName)=__attribute__((iboutletcollection)))';
-      push @Args,'-DIBAction=void)__attribute__((ibaction)';
-    }
 
     # Create arguments for doing regular parsing.
     my $SyntaxArgs = GetCCArgs("-fsyntax-only", \@Args);