diff --git a/test/Rewriter/block-test.c b/test/Rewriter/block-test.c
index 9b24e63..5057056 100644
--- a/test/Rewriter/block-test.c
+++ b/test/Rewriter/block-test.c
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-blocks %s -fblocks -o -
+// RUN: clang -cc1 -rewrite-blocks %s -fblocks -o -
 
 static int (^block)(const void *, const void *) = (int (^)(const void *, const void *))0;
 static int (*func)(int (^block)(void *, void *)) = (int (*)(int (^block)(void *, void *)))0;
diff --git a/test/Rewriter/crash.m b/test/Rewriter/crash.m
index d4aba58..60d6d15 100644
--- a/test/Rewriter/crash.m
+++ b/test/Rewriter/crash.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc -o - %s
+// RUN: clang -cc1 -rewrite-objc -o - %s
 // rdar://5950938
 @interface NSArray {}
 + (id)arrayWithObjects:(id)firstObj, ...;
diff --git a/test/Rewriter/finally.m b/test/Rewriter/finally.m
index 05cfc26..ae65056 100644
--- a/test/Rewriter/finally.m
+++ b/test/Rewriter/finally.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc -verify %s -o -
+// RUN: clang -cc1 -rewrite-objc -verify %s -o -
 
 int main() {
   @try {
diff --git a/test/Rewriter/id-test-3.m b/test/Rewriter/id-test-3.m
index aecabe6..0edd041 100644
--- a/test/Rewriter/id-test-3.m
+++ b/test/Rewriter/id-test-3.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 @protocol P
 - (id<P>) Meth: (id<P>) Arg;
diff --git a/test/Rewriter/ivar-encoding-1.m b/test/Rewriter/ivar-encoding-1.m
index 10665b8..667c727 100644
--- a/test/Rewriter/ivar-encoding-1.m
+++ b/test/Rewriter/ivar-encoding-1.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 @interface Intf
 {
diff --git a/test/Rewriter/ivar-encoding-2.m b/test/Rewriter/ivar-encoding-2.m
index 6cd0e27..6a4966b 100644
--- a/test/Rewriter/ivar-encoding-2.m
+++ b/test/Rewriter/ivar-encoding-2.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 @implementation Intf
 {
diff --git a/test/Rewriter/metadata-test-1.m b/test/Rewriter/metadata-test-1.m
index 54413f2..bfbe486 100644
--- a/test/Rewriter/metadata-test-1.m
+++ b/test/Rewriter/metadata-test-1.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 @interface Intf 
 @end
diff --git a/test/Rewriter/metadata-test-2.m b/test/Rewriter/metadata-test-2.m
index af26545..c9f937f 100644
--- a/test/Rewriter/metadata-test-2.m
+++ b/test/Rewriter/metadata-test-2.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 typedef struct _NSPoint {
     float x;
diff --git a/test/Rewriter/method-encoding-1.m b/test/Rewriter/method-encoding-1.m
index 4726061..77bbd8c 100644
--- a/test/Rewriter/method-encoding-1.m
+++ b/test/Rewriter/method-encoding-1.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 @protocol P1
 - (void) MyProtoMeth : (int **) arg1 : (void*) arg2;
diff --git a/test/Rewriter/objc-encoding-bug-1.m b/test/Rewriter/objc-encoding-bug-1.m
index d209988..797b5bb 100644
--- a/test/Rewriter/objc-encoding-bug-1.m
+++ b/test/Rewriter/objc-encoding-bug-1.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 typedef struct NSMethodFrameArgInfo {
     struct NSMethodFrameArgInfo *subInfo;
diff --git a/test/Rewriter/objc-ivar-receiver-1.m b/test/Rewriter/objc-ivar-receiver-1.m
index 3898f71..7bf3544 100644
--- a/test/Rewriter/objc-ivar-receiver-1.m
+++ b/test/Rewriter/objc-ivar-receiver-1.m
@@ -1,5 +1,5 @@
-// RUN: clang-cc -rewrite-objc %s -o -
-// RUN: clang-cc -rewrite-objc %s -o - | grep 'newInv->_container'
+// RUN: clang -cc1 -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o - | grep 'newInv->_container'
 
 @interface NSMutableArray 
 - (void)addObject:(id)addObject;
diff --git a/test/Rewriter/objc-string-concat-1.m b/test/Rewriter/objc-string-concat-1.m
index b1f95e0..bf189be 100644
--- a/test/Rewriter/objc-string-concat-1.m
+++ b/test/Rewriter/objc-string-concat-1.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 @class NSString;
 
diff --git a/test/Rewriter/objc-super-test.m b/test/Rewriter/objc-super-test.m
index 500933d..7a3b3af 100644
--- a/test/Rewriter/objc-super-test.m
+++ b/test/Rewriter/objc-super-test.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o - | grep objc_msgSendSuper | grep MainMethod
+// RUN: clang -cc1 -rewrite-objc %s -o - | grep objc_msgSendSuper | grep MainMethod
 
 typedef struct objc_selector    *SEL;
 typedef struct objc_object *id;
diff --git a/test/Rewriter/objc-synchronized-1.m b/test/Rewriter/objc-synchronized-1.m
index df24518..3359660 100644
--- a/test/Rewriter/objc-synchronized-1.m
+++ b/test/Rewriter/objc-synchronized-1.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 id SYNCH_EXPR();
 void SYNCH_BODY();
diff --git a/test/Rewriter/properties.m b/test/Rewriter/properties.m
index ac8ee9f..3b49c22 100644
--- a/test/Rewriter/properties.m
+++ b/test/Rewriter/properties.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 @interface Foo {
     int i;
diff --git a/test/Rewriter/protocol-rewrite-1.m b/test/Rewriter/protocol-rewrite-1.m
index 3f2bb6f..66280ca 100644
--- a/test/Rewriter/protocol-rewrite-1.m
+++ b/test/Rewriter/protocol-rewrite-1.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 typedef struct MyWidget {
   int a;
diff --git a/test/Rewriter/rewrite-api-bug.m b/test/Rewriter/rewrite-api-bug.m
index e2dfe38..745efec 100644
--- a/test/Rewriter/rewrite-api-bug.m
+++ b/test/Rewriter/rewrite-api-bug.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 @interface MyDerived
 - (void) instanceMethod;
diff --git a/test/Rewriter/rewrite-foreach-1.m b/test/Rewriter/rewrite-foreach-1.m
index 686d73f..9cf084c 100644
--- a/test/Rewriter/rewrite-foreach-1.m
+++ b/test/Rewriter/rewrite-foreach-1.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
             
 @protocol P @end
 
diff --git a/test/Rewriter/rewrite-foreach-2.m b/test/Rewriter/rewrite-foreach-2.m
index 4de64bc..5567d01 100644
--- a/test/Rewriter/rewrite-foreach-2.m
+++ b/test/Rewriter/rewrite-foreach-2.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 @protocol P @end
 
diff --git a/test/Rewriter/rewrite-foreach-3.m b/test/Rewriter/rewrite-foreach-3.m
index 0de3102..804f020 100644
--- a/test/Rewriter/rewrite-foreach-3.m
+++ b/test/Rewriter/rewrite-foreach-3.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 @protocol P @end
 
diff --git a/test/Rewriter/rewrite-foreach-4.m b/test/Rewriter/rewrite-foreach-4.m
index 70f3eb8..9870690 100644
--- a/test/Rewriter/rewrite-foreach-4.m
+++ b/test/Rewriter/rewrite-foreach-4.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 @interface MyList
 - (id) allKeys;
diff --git a/test/Rewriter/rewrite-foreach-5.m b/test/Rewriter/rewrite-foreach-5.m
index 14d18d1..141cb6a 100644
--- a/test/Rewriter/rewrite-foreach-5.m
+++ b/test/Rewriter/rewrite-foreach-5.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 @interface MyList
 - (id) allKeys;
diff --git a/test/Rewriter/rewrite-foreach-6.m b/test/Rewriter/rewrite-foreach-6.m
index 66d4110..bbc9a94 100644
--- a/test/Rewriter/rewrite-foreach-6.m
+++ b/test/Rewriter/rewrite-foreach-6.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc %s -rewrite-objc -o -
+// RUN: clang -cc1 %s -rewrite-objc -o -
 // rdar://5716356
 // FIXME: Should be able to pipe into clang, but code is not
 // yet correct for other reasons: rdar://5716940
diff --git a/test/Rewriter/rewrite-nest.m b/test/Rewriter/rewrite-nest.m
index e35baf6..594e1b1 100644
--- a/test/Rewriter/rewrite-nest.m
+++ b/test/Rewriter/rewrite-nest.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 @interface NSMapTable @end
 @interface NSEnumerator @end
diff --git a/test/Rewriter/rewrite-protocol-type-1.m b/test/Rewriter/rewrite-protocol-type-1.m
index 63b605d..e46a3ba 100644
--- a/test/Rewriter/rewrite-protocol-type-1.m
+++ b/test/Rewriter/rewrite-protocol-type-1.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 @protocol MyProto1 
 @end
diff --git a/test/Rewriter/rewrite-try-catch.m b/test/Rewriter/rewrite-try-catch.m
index f69e8ef..e9b002b 100644
--- a/test/Rewriter/rewrite-try-catch.m
+++ b/test/Rewriter/rewrite-try-catch.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 @interface Foo @end
 @interface GARF @end
diff --git a/test/Rewriter/static-type-protocol-1.m b/test/Rewriter/static-type-protocol-1.m
index 986627d..735c942 100644
--- a/test/Rewriter/static-type-protocol-1.m
+++ b/test/Rewriter/static-type-protocol-1.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 @protocol Proto
 - (void) ProtoDidget;
diff --git a/test/Rewriter/undecl-objc-h.m b/test/Rewriter/undecl-objc-h.m
index 12f3811..b68c6b1 100644
--- a/test/Rewriter/undecl-objc-h.m
+++ b/test/Rewriter/undecl-objc-h.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 typedef struct S {
 	int * pint;
diff --git a/test/Rewriter/undeclared-method-1.m b/test/Rewriter/undeclared-method-1.m
index 499d911..6c1460d 100644
--- a/test/Rewriter/undeclared-method-1.m
+++ b/test/Rewriter/undeclared-method-1.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 @interface Derived @end
 
diff --git a/test/Rewriter/undef-field-reference-1.m b/test/Rewriter/undef-field-reference-1.m
index 17f448d..ef80c26 100644
--- a/test/Rewriter/undef-field-reference-1.m
+++ b/test/Rewriter/undef-field-reference-1.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 @interface MyDerived 
 {
diff --git a/test/Rewriter/va-method.m b/test/Rewriter/va-method.m
index b4fdac5..f808b8f 100644
--- a/test/Rewriter/va-method.m
+++ b/test/Rewriter/va-method.m
@@ -1,4 +1,4 @@
-// RUN: clang-cc -rewrite-objc %s -o -
+// RUN: clang -cc1 -rewrite-objc %s -o -
 
 #include <stdarg.h>