[AVR] Convert C style comments to C++

llvm-svn: 269895
diff --git a/llvm/lib/Target/AVR/AVRTargetObjectFile.h b/llvm/lib/Target/AVR/AVRTargetObjectFile.h
index bdda35b..5876125 100644
--- a/llvm/lib/Target/AVR/AVRTargetObjectFile.h
+++ b/llvm/lib/Target/AVR/AVRTargetObjectFile.h
@@ -13,9 +13,8 @@
 #include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
 
 namespace llvm {
-/**
- * Lowering for an AVR ELF32 object file.
- */
+
+/// Lowering for an AVR ELF32 object file.
 class AVRTargetObjectFile : public TargetLoweringObjectFileELF {
   typedef TargetLoweringObjectFileELF Base;