Inline Path::isBitcodeFile into only use and remove it.

llvm-svn: 183840

include/llvm/Support/PathV1.h

@@ -226,13 +226,6 @@ namespace sys {
       /// @brief Determine if the path references an archive file.
       bool isArchive() const;
 
-      /// This function determines if the path name in the object references an
-      /// LLVM Bitcode file by looking at its magic number.
-      /// @returns true if the file starts with the magic number for LLVM
-      /// bitcode files.
-      /// @brief Determine if the path references a bitcode file.
-      bool isBitcodeFile() const;
-
       /// This function determines if the path name in the object references a
       /// native Dynamic Library (shared library, shared object) by looking at
       /// the file's magic number. The Path object must reference a file, not a

lib/Support/Path.cpp

@@ -77,14 +77,6 @@ Path::appendSuffix(StringRef suffix) {
   }
 }
 
-bool
-Path::isBitcodeFile() const {
-  fs::file_magic type;
-  if (fs::identify_magic(str(), type))
-    return false;
-  return type == fs::file_magic::bitcode;
-}
-
 // Include the truly platform-specific parts of this class.
 #if defined(LLVM_ON_UNIX)
 #include "Unix/Path.inc"

tools/lto/LTOModule.cpp

@@ -32,7 +32,6 @@
 #include "llvm/Support/FileSystem.h"
 #include "llvm/Support/MemoryBuffer.h"
 #include "llvm/Support/Path.h"
-#include "llvm/Support/PathV1.h"
 #include "llvm/Support/SourceMgr.h"
 #include "llvm/Support/TargetRegistry.h"
 #include "llvm/Support/TargetSelect.h"
@@ -170,7 +169,10 @@ bool LTOModule::isBitcodeFile(const void *mem, size_t length) {
 }
 
 bool LTOModule::isBitcodeFile(const char *path) {
-  return llvm::sys::Path(path).isBitcodeFile();
+  sys::fs::file_magic type;
+  if (sys::fs::identify_magic(path, type))
+    return false;
+  return type == sys::fs::file_magic::bitcode;
 }
 
 /// isBitcodeFileForTarget - Returns 'true' if the file (or memory contents) is