COFF: Change the /lldmap output format to be more like the ELF linker.

Differential Revision: https://reviews.llvm.org/D28717

llvm-svn: 291990
diff --git a/lld/COFF/CMakeLists.txt b/lld/COFF/CMakeLists.txt
index 70a33b9..35fd050 100644
--- a/lld/COFF/CMakeLists.txt
+++ b/lld/COFF/CMakeLists.txt
@@ -15,6 +15,7 @@
   ICF.cpp
   InputFiles.cpp
   Librarian.cpp
+  MapFile.cpp
   MarkLive.cpp
   ModuleDef.cpp
   PDB.cpp