Convert Preprocessor Clang tests to FileCheck in regards to PR5307.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@85201 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Preprocessor/comment_save_macro.c b/test/Preprocessor/comment_save_macro.c
index 47113a3..f2a669a 100644
--- a/test/Preprocessor/comment_save_macro.c
+++ b/test/Preprocessor/comment_save_macro.c
@@ -1,10 +1,10 @@
-// RUN: clang-cc -E -C %s | FileCheck -strict-whitespace %s &&
-// CHECK: boo bork bar // zot
+// RUN: clang-cc -E -C %s | FileCheck check-prefix=CHECK-C -strict-whitespace %s &&
+// CHECK-C: boo bork bar // zot
 
-// RUN: clang-cc -E -CC %s | FileCheck -strict-whitespace %s &&
-// CHECK: boo bork /* blah*/ bar // zot
+// RUN: clang-cc -E -CC %s | FileCheck check-prefix=CHECK-CC -strict-whitespace %s &&
+// CHECK-CC: boo bork /* blah*/ bar // zot
 
-// RUN: clang-cc -E %s | FileCheck -strict-whitespace %s
+// RUN: clang-cc -E %s | FileCheck check-prefix=CHECK -strict-whitespace %s
 // CHECK: boo bork bar