wrong filename

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148103 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/InterferenceCache.cpp b/lib/CodeGen/InterferenceCache.cpp
index 29b47bd..902f247 100644
--- a/lib/CodeGen/InterferenceCache.cpp
+++ b/lib/CodeGen/InterferenceCache.cpp
@@ -1,4 +1,4 @@
-//===-- InterferenceCache.h - Caching per-block interference ---*- C++ -*--===//
+//===-- InterferenceCache.cpp - Caching per-block interference -*- C++ -*--===//
 //
 //                     The LLVM Compiler Infrastructure
 //