Remove unused old-style error handling.

If needed, an ErrorOr should be used.

llvm-svn: 212340

2 files changed, 6 insertions, 12 deletions

diff --git a/llvm/include/llvm/Bitcode/ReaderWriter.h b/llvm/include/llvm/Bitcode/ReaderWriter.h
index 4c194a6..8cf5735 100644
--- a/llvm/include/llvm/Bitcode/ReaderWriter.h
+++ b/llvm/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/llvm/lib/Bitcode/Reader/BitcodeReader.cpp b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
index 524a1a8..641f688 100644
--- a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/llvm/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;