From 688121571ae35f2f767ae16aa84c8df4a889ab72 Mon Sep 17 00:00:00 2001
From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Wed, 3 Sep 2014 17:31:46 +0000
Subject: Pass a && to getLazyBitcodeModule.

This forces callers to use std::move when calling it. It is somewhat odd to have
code with std::move that doesn't always move, but it is also odd to have code
without std::move that sometimes moves.

llvm-svn: 217049
---
 llvm/lib/Bitcode/Reader/BitcodeReader.cpp | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

(limited to 'llvm/lib/Bitcode/Reader/BitcodeReader.cpp')

diff --git a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
index a614ec3..84ee0b4 100644
--- a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -3520,7 +3520,7 @@ const std::error_category &llvm::BitcodeErrorCategory() {
 /// \param[in] WillMaterializeAll Set to \c true if the caller promises to
 /// materialize everything -- in particular, if this isn't truly lazy.
 static ErrorOr<Module *>
-getLazyBitcodeModuleImpl(std::unique_ptr<MemoryBuffer> &Buffer,
+getLazyBitcodeModuleImpl(std::unique_ptr<MemoryBuffer> &&Buffer,
                          LLVMContext &Context, bool WillMaterializeAll) {
   Module *M = new Module(Buffer->getBufferIdentifier(), Context);
   BitcodeReader *R = new BitcodeReader(Buffer.get(), Context);
@@ -3545,9 +3545,9 @@ getLazyBitcodeModuleImpl(std::unique_ptr<MemoryBuffer> &Buffer,
 }
 
 ErrorOr<Module *>
-llvm::getLazyBitcodeModule(std::unique_ptr<MemoryBuffer> &Buffer,
+llvm::getLazyBitcodeModule(std::unique_ptr<MemoryBuffer> &&Buffer,
                            LLVMContext &Context) {
-  return getLazyBitcodeModuleImpl(Buffer, Context, false);
+  return getLazyBitcodeModuleImpl(std::move(Buffer), Context, false);
 }
 
 Module *llvm::getStreamedBitcodeModule(const std::string &name,
@@ -3569,7 +3569,8 @@ Module *llvm::getStreamedBitcodeModule(const std::string &name,
 ErrorOr<Module *> llvm::parseBitcodeFile(MemoryBufferRef Buffer,
                                          LLVMContext &Context) {
   std::unique_ptr<MemoryBuffer> Buf = MemoryBuffer::getMemBuffer(Buffer, false);
-  ErrorOr<Module *> ModuleOrErr = getLazyBitcodeModuleImpl(Buf, Context, true);
+  ErrorOr<Module *> ModuleOrErr =
+      getLazyBitcodeModuleImpl(std::move(Buf), Context, true);
   if (!ModuleOrErr)
     return ModuleOrErr;
   Module *M = ModuleOrErr.get();
-- 
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