MemoryBuffer now return an error_code and returns a OwningPtr<MemoryBuffer> via an out parm.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121958 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 12 insertions, 11 deletions

diff --git a/tools/llvm-mc/llvm-mc.cpp b/tools/llvm-mc/llvm-mc.cpp
index 6bf4931cac..87082047ee 100644
--- a/tools/llvm-mc/llvm-mc.cpp
+++ b/tools/llvm-mc/llvm-mc.cpp
@@ -168,12 +168,12 @@ static tool_output_file *GetOutputStream() {
 }
 
 static int AsLexInput(const char *ProgName) {
-  error_code ec;
-  MemoryBuffer *Buffer = MemoryBuffer::getFileOrSTDIN(InputFilename, ec);
-  if (Buffer == 0) {
+  OwningPtr<MemoryBuffer> BufferPtr;
+  if (error_code ec = MemoryBuffer::getFileOrSTDIN(InputFilename, BufferPtr)) {
     errs() << ProgName << ": " << ec.message() << '\n';
     return 1;
   }
+  MemoryBuffer *Buffer = BufferPtr.take();
 
   SourceMgr SrcMgr;
   
@@ -281,12 +281,12 @@ static int AssembleInput(const char *ProgName) {
   if (!TheTarget)
     return 1;
 
-  error_code ec;
-  MemoryBuffer *Buffer = MemoryBuffer::getFileOrSTDIN(InputFilename, ec);
-  if (Buffer == 0) {
+  OwningPtr<MemoryBuffer> BufferPtr;
+  if (error_code ec = MemoryBuffer::getFileOrSTDIN(InputFilename, BufferPtr)) {
     errs() << ProgName << ": " << ec.message() << '\n';
     return 1;
   }
+  MemoryBuffer *Buffer = BufferPtr.take();
   
   SourceMgr SrcMgr;
   
@@ -387,9 +387,8 @@ static int DisassembleInput(const char *ProgName, bool Enhanced) {
   if (!TheTarget)
     return 0;
 
-  error_code ec;
-  MemoryBuffer *Buffer = MemoryBuffer::getFileOrSTDIN(InputFilename, ec);
-  if (Buffer == 0) {
+  OwningPtr<MemoryBuffer> Buffer;
+  if (error_code ec = MemoryBuffer::getFileOrSTDIN(InputFilename, Buffer)) {
     errs() << ProgName << ": " << ec.message() << '\n';
     return 1;
   }
@@ -400,9 +399,11 @@ static int DisassembleInput(const char *ProgName, bool Enhanced) {
 
   int Res;
   if (Enhanced)
-    Res = Disassembler::disassembleEnhanced(TripleName, *Buffer, Out->os());
+    Res =
+      Disassembler::disassembleEnhanced(TripleName, *Buffer.take(), Out->os());
   else
-    Res = Disassembler::disassemble(*TheTarget, TripleName, *Buffer, Out->os());
+    Res = Disassembler::disassemble(*TheTarget, TripleName,
+                                    *Buffer.take(), Out->os());
 
   // Keep output if no errors.
   if (Res == 0) Out->keep();