[PATCH] D89411: clang/CodeGen: Mostly stop using SourceManager::getBuffer, NFC

[Duncan P. N. Exon Smith via Phabricator via cfe-commits]

dexonsmith created this revision.
dexonsmith added a reviewer: arphaman.
Herald added a subscriber: ributzka.
dexonsmith requested review of this revision.

Update `clang/lib/CodeGen` to use a `MemoryBufferRef` from `getBufferOrNone` 
instead of `MemoryBuffer*` from `getBuffer`. No functionality change here.


https://reviews.llvm.org/D89411

Files:
  clang/lib/CodeGen/CGDebugInfo.cpp
  clang/lib/CodeGen/CodeGenAction.cpp


Index: clang/lib/CodeGen/CodeGenAction.cpp
===================================================================
--- clang/lib/CodeGen/CodeGenAction.cpp
+++ clang/lib/CodeGen/CodeGenAction.cpp
@@ -1122,11 +1122,10 @@
     if (BA != Backend_EmitNothing && !OS)
       return;
 
-    bool Invalid;
     SourceManager &SM = CI.getSourceManager();
     FileID FID = SM.getMainFileID();
-    const llvm::MemoryBuffer *MainFile = SM.getBuffer(FID, &Invalid);
-    if (Invalid)
+    Optional<MemoryBufferRef> MainFile = SM.getBufferOrNone(FID);
+    if (!MainFile)
       return;
 
     TheModule = loadModule(*MainFile);
@@ -1141,8 +1140,7 @@
       TheModule->setTargetTriple(TargetOpts.Triple);
     }
 
-    EmbedBitcode(TheModule.get(), CodeGenOpts,
-                 MainFile->getMemBufferRef());
+    EmbedBitcode(TheModule.get(), CodeGenOpts, *MainFile);
 
     LLVMContext &Ctx = TheModule->getContext();
     Ctx.setInlineAsmDiagnosticHandler(BitcodeInlineAsmDiagHandler,
Index: clang/lib/CodeGen/CGDebugInfo.cpp
===================================================================
--- clang/lib/CodeGen/CGDebugInfo.cpp
+++ clang/lib/CodeGen/CGDebugInfo.cpp
@@ -374,9 +374,8 @@
     return None;
 
   SourceManager &SM = CGM.getContext().getSourceManager();
-  bool Invalid;
-  const llvm::MemoryBuffer *MemBuffer = SM.getBuffer(FID, &Invalid);
-  if (Invalid)
+  Optional<llvm::MemoryBufferRef> MemBuffer = SM.getBufferOrNone(FID);
+  if (!MemBuffer)
     return None;
 
   llvm::MD5 Hash;



Index: clang/lib/CodeGen/CodeGenAction.cpp
===================================================================
--- clang/lib/CodeGen/CodeGenAction.cpp
+++ clang/lib/CodeGen/CodeGenAction.cpp
@@ -1122,11 +1122,10 @@
     if (BA != Backend_EmitNothing && !OS)
       return;
 
-    bool Invalid;
     SourceManager &SM = CI.getSourceManager();
     FileID FID = SM.getMainFileID();
-    const llvm::MemoryBuffer *MainFile = SM.getBuffer(FID, &Invalid);
-    if (Invalid)
+    Optional<MemoryBufferRef> MainFile = SM.getBufferOrNone(FID);
+    if (!MainFile)
       return;
 
     TheModule = loadModule(*MainFile);
@@ -1141,8 +1140,7 @@
       TheModule->setTargetTriple(TargetOpts.Triple);
     }
 
-    EmbedBitcode(TheModule.get(), CodeGenOpts,
-                 MainFile->getMemBufferRef());
+    EmbedBitcode(TheModule.get(), CodeGenOpts, *MainFile);
 
     LLVMContext &Ctx = TheModule->getContext();
     Ctx.setInlineAsmDiagnosticHandler(BitcodeInlineAsmDiagHandler,
Index: clang/lib/CodeGen/CGDebugInfo.cpp
===================================================================
--- clang/lib/CodeGen/CGDebugInfo.cpp
+++ clang/lib/CodeGen/CGDebugInfo.cpp
@@ -374,9 +374,8 @@
     return None;
 
   SourceManager &SM = CGM.getContext().getSourceManager();
-  bool Invalid;
-  const llvm::MemoryBuffer *MemBuffer = SM.getBuffer(FID, &Invalid);
-  if (Invalid)
+  Optional<llvm::MemoryBufferRef> MemBuffer = SM.getBufferOrNone(FID);
+  if (!MemBuffer)
     return None;
 
   llvm::MD5 Hash;

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