Turn FrontendInputFile into an immutable class and have it also accept

a memory buffer instead of only a filename.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@167627 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 10 insertions, 9 deletions

diff --git a/lib/Frontend/FrontendAction.cpp b/lib/Frontend/FrontendAction.cpp
index 8d153a39f0..2e9a791c30 100644
--- a/lib/Frontend/FrontendAction.cpp
+++ b/lib/Frontend/FrontendAction.cpp
@@ -161,17 +161,18 @@ ASTConsumer* FrontendAction::CreateWrappedASTConsumer(CompilerInstance &CI,
 bool FrontendAction::BeginSourceFile(CompilerInstance &CI,
                                      const FrontendInputFile &Input) {
   assert(!Instance && "Already processing a source file!");
-  assert(!Input.File.empty() && "Unexpected empty filename!");
+  assert(!Input.isEmpty() && "Unexpected empty filename!");
   setCurrentInput(Input);
   setCompilerInstance(&CI);
 
+  StringRef InputFile = Input.getFile();
   bool HasBegunSourceFile = false;
   if (!BeginInvocation(CI))
     goto failure;
 
   // AST files follow a very different path, since they share objects via the
   // AST unit.
-  if (Input.Kind == IK_AST) {
+  if (Input.getKind() == IK_AST) {
     assert(!usesPreprocessorOnly() &&
            "Attempt to pass AST file to preprocessor only action!");
     assert(hasASTFileSupport() &&
@@ -179,7 +180,7 @@ bool FrontendAction::BeginSourceFile(CompilerInstance &CI,
 
     IntrusiveRefCntPtr<DiagnosticsEngine> Diags(&CI.getDiagnostics());
     std::string Error;
-    ASTUnit *AST = ASTUnit::LoadFromASTFile(Input.File, Diags,
+    ASTUnit *AST = ASTUnit::LoadFromASTFile(InputFile, Diags,
                                             CI.getFileSystemOpts());
     if (!AST)
       goto failure;
@@ -194,11 +195,11 @@ bool FrontendAction::BeginSourceFile(CompilerInstance &CI,
     CI.setASTContext(&AST->getASTContext());
 
     // Initialize the action.
-    if (!BeginSourceFileAction(CI, Input.File))
+    if (!BeginSourceFileAction(CI, InputFile))
       goto failure;
 
     /// Create the AST consumer.
-    CI.setASTConsumer(CreateWrappedASTConsumer(CI, Input.File));
+    CI.setASTConsumer(CreateWrappedASTConsumer(CI, InputFile));
     if (!CI.hasASTConsumer())
       goto failure;
 
@@ -212,7 +213,7 @@ bool FrontendAction::BeginSourceFile(CompilerInstance &CI,
     CI.createSourceManager(CI.getFileManager());
 
   // IR files bypass the rest of initialization.
-  if (Input.Kind == IK_LLVM_IR) {
+  if (Input.getKind() == IK_LLVM_IR) {
     assert(hasIRSupport() &&
            "This action does not have IR file support!");
 
@@ -221,7 +222,7 @@ bool FrontendAction::BeginSourceFile(CompilerInstance &CI,
     HasBegunSourceFile = true;
 
     // Initialize the action.
-    if (!BeginSourceFileAction(CI, Input.File))
+    if (!BeginSourceFileAction(CI, InputFile))
       goto failure;
 
     return true;
@@ -275,7 +276,7 @@ bool FrontendAction::BeginSourceFile(CompilerInstance &CI,
   HasBegunSourceFile = true;
 
   // Initialize the action.
-  if (!BeginSourceFileAction(CI, Input.File))
+  if (!BeginSourceFileAction(CI, InputFile))
     goto failure;
 
   /// Create the AST context and consumer unless this is a preprocessor only
@@ -284,7 +285,7 @@ bool FrontendAction::BeginSourceFile(CompilerInstance &CI,
     CI.createASTContext();
 
     OwningPtr<ASTConsumer> Consumer(
-                                   CreateWrappedASTConsumer(CI, Input.File));
+                                   CreateWrappedASTConsumer(CI, InputFile));
     if (!Consumer)
       goto failure;