Silencing an MSVC C4334 warning ('<<' : result of 32-bit shift implicitly converted...

[oota-llvm.git] / lib / TableGen / Main.cpp

diff --git a/lib/TableGen/Main.cpp b/lib/TableGen/Main.cpp
index c757b852a42c783c845730a943e8b8cde42fb5be..e317fbfa373da2070fea70ee3f0f5dd2c4ffa760 100644 (file)
--- a/lib/TableGen/Main.cpp
+++ b/lib/TableGen/Main.cpp
@@ -27,7 +27,6 @@
 #include <cstdio>
 #include <system_error>
 using namespace llvm;
-using std::error_code;
 
 namespace {
   cl::opt<std::string>
@@ -82,14 +81,14 @@ int TableGenMain(char *argv0, TableGenMainFn *MainFn) {
   RecordKeeper Records;
 
   // Parse the input file.
-  std::unique_ptr<MemoryBuffer> File;
-  if (error_code ec =
-        MemoryBuffer::getFileOrSTDIN(InputFilename, File)) {
-    errs() << "Could not open input file '" << InputFilename << "': "
-           << ec.message() <<"\n";
+  ErrorOr<std::unique_ptr<MemoryBuffer>> FileOrErr =
+      MemoryBuffer::getFileOrSTDIN(InputFilename);
+  if (std::error_code EC = FileOrErr.getError()) {
+    errs() << "Could not open input file '" << InputFilename
+           << "': " << EC.message() << "\n";
     return 1;
   }
-  MemoryBuffer *F = File.release();
+  MemoryBuffer *F = FileOrErr.get().release();
 
   // Tell SrcMgr about this buffer, which is what TGParser will pick up.
   SrcMgr.AddNewSourceBuffer(F, SMLoc());