diff --git a/lib/System/Win32/MappedFile.cpp b/lib/System/Win32/MappedFile.cpp
index d81ef6a0489..982a3b23900 100644
--- a/lib/System/Win32/MappedFile.cpp
+++ b/lib/System/Win32/MappedFile.cpp
@@ -97,7 +97,7 @@ void* MappedFile::map() {
   return base_;
 }
 
-size_t MappedFile::size() {
+size_t MappedFile::size() const {
   assert(info_ && "MappedFile not initialized");
   return info_->size;
 }
diff --git a/lib/System/Win32/MappedFile.inc b/lib/System/Win32/MappedFile.inc
index d81ef6a0489..982a3b23900 100644
--- a/lib/System/Win32/MappedFile.inc
+++ b/lib/System/Win32/MappedFile.inc
@@ -97,7 +97,7 @@ void* MappedFile::map() {
   return base_;
 }
 
-size_t MappedFile::size() {
+size_t MappedFile::size() const {
   assert(info_ && "MappedFile not initialized");
   return info_->size;
 }
diff --git a/lib/System/Win32/Path.cpp b/lib/System/Win32/Path.cpp
index cb4594194a8..095417f0fec 100644
--- a/lib/System/Win32/Path.cpp
+++ b/lib/System/Win32/Path.cpp
@@ -243,14 +243,6 @@ Path::isBytecodeFile() const {
   return 0 == memcmp(buffer,"llvc",4) || 0 == memcmp(buffer,"llvm",4);
 }
 
-bool
-Path::isArchive() const {
-  if (readable()) {
-    return hasMagicNumber("!<arch>\012");
-  }
-  return false;
-}
-
 bool
 Path::exists() const {
   DWORD attr = GetFileAttributes(path.c_str());
diff --git a/lib/System/Win32/Path.inc b/lib/System/Win32/Path.inc
index cb4594194a8..095417f0fec 100644
--- a/lib/System/Win32/Path.inc
+++ b/lib/System/Win32/Path.inc
@@ -243,14 +243,6 @@ Path::isBytecodeFile() const {
   return 0 == memcmp(buffer,"llvc",4) || 0 == memcmp(buffer,"llvm",4);
 }
 
-bool
-Path::isArchive() const {
-  if (readable()) {
-    return hasMagicNumber("!<arch>\012");
-  }
-  return false;
-}
-
 bool
 Path::exists() const {
   DWORD attr = GetFileAttributes(path.c_str());