From 82a599a0a42bdacb857a9dc10915a963961a1a9b Mon Sep 17 00:00:00 2001
From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Fri, 4 Jul 2014 13:30:13 +0000
Subject: [PATCH] Remove unused old-style error handling.

If needed, an ErrorOr should be used.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@212340 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/Bitcode/ReaderWriter.h  | 11 ++++-------
 lib/Bitcode/Reader/BitcodeReader.cpp |  7 ++-----
 2 files changed, 6 insertions(+), 12 deletions(-)

diff --git a/include/llvm/Bitcode/ReaderWriter.h b/include/llvm/Bitcode/ReaderWriter.h
index 4c194a638d4..8cf573544f8 100644
--- a/include/llvm/Bitcode/ReaderWriter.h
+++ b/include/llvm/Bitcode/ReaderWriter.h
@@ -41,14 +41,11 @@ namespace llvm {
                                    LLVMContext &Context,
                                    std::string *ErrMsg = nullptr);
 
-  /// getBitcodeTargetTriple - Read the header of the specified bitcode
-  /// buffer and extract just the triple information. If successful,
-  /// this returns a string and *does not* take ownership
-  /// of 'buffer'. On error, this returns "", and fills in *ErrMsg
-  /// if ErrMsg is non-null.
+  /// Read the header of the specified bitcode buffer and extract just the
+  /// triple information. If successful, this returns a string and *does not*
+  /// take ownership of 'buffer'. On error, this returns "".
   std::string getBitcodeTargetTriple(MemoryBuffer *Buffer,
-                                     LLVMContext &Context,
-                                     std::string *ErrMsg = nullptr);
+                                     LLVMContext &Context);
 
   /// Read the specified bitcode file, returning the module.
   /// This method *never* takes ownership of Buffer.
diff --git a/lib/Bitcode/Reader/BitcodeReader.cpp b/lib/Bitcode/Reader/BitcodeReader.cpp
index 524a1a8bd6d..641f6889133 100644
--- a/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -3468,14 +3468,11 @@ ErrorOr<Module *> llvm::parseBitcodeFile(MemoryBuffer *Buffer,
 }
 
 std::string llvm::getBitcodeTargetTriple(MemoryBuffer *Buffer,
-                                         LLVMContext& Context,
-                                         std::string *ErrMsg) {
+                                         LLVMContext &Context) {
   BitcodeReader *R = new BitcodeReader(Buffer, Context);
 
   std::string Triple("");
-  if (std::error_code EC = R->ParseTriple(Triple))
-    if (ErrMsg)
-      *ErrMsg = EC.message();
+  R->ParseTriple(Triple);
 
   R->releaseBuffer();
   delete R;