vendor/llvm/llvm-trunk-r366426

1 files changed, 14 insertions, 4 deletions

diff --git a/include/llvm/IRReader/IRReader.h b/include/llvm/IRReader/IRReader.h
index bedde8954fbb..05171300b602 100644
--- a/include/llvm/IRReader/IRReader.h
+++ b/include/llvm/IRReader/IRReader.h
@@ -1,9 +1,8 @@
 //===---- llvm/IRReader/IRReader.h - Reader for LLVM IR files ---*- C++ -*-===//
 //
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
 //
@@ -21,11 +20,22 @@
 namespace llvm {
 
 class StringRef;
+class MemoryBuffer;
 class MemoryBufferRef;
 class Module;
 class SMDiagnostic;
 class LLVMContext;
 
+/// If the given MemoryBuffer holds a bitcode image, return a Module
+/// for it which does lazy deserialization of function bodies.  Otherwise,
+/// attempt to parse it as LLVM Assembly and return a fully populated
+/// Module. The ShouldLazyLoadMetadata flag is passed down to the bitcode
+/// reader to optionally enable lazy metadata loading. This takes ownership
+/// of \p Buffer.
+std::unique_ptr<Module> getLazyIRModule(std::unique_ptr<MemoryBuffer> Buffer,
+                                        SMDiagnostic &Err, LLVMContext &Context,
+                                        bool ShouldLazyLoadMetadata = false);
+
 /// If the given file holds a bitcode image, return a Module
 /// for it which does lazy deserialization of function bodies.  Otherwise,
 /// attempt to parse it as LLVM Assembly and return a fully populated