Merge "Update prebuilt Clang to r353983." into p9.0HEADp9.0-backupp9.0

1 files changed, 63 insertions, 0 deletions

diff --git a/clang-r353983/include/clang/Frontend/TextDiagnosticBuffer.h b/clang-r353983/include/clang/Frontend/TextDiagnosticBuffer.h
new file mode 100644
index 00000000..5945caf8
--- /dev/null
+++ b/clang-r353983/include/clang/Frontend/TextDiagnosticBuffer.h
@@ -0,0 +1,63 @@
+//===- TextDiagnosticBuffer.h - Buffer Text Diagnostics ---------*- C++ -*-===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+//
+// This is a concrete diagnostic client, which buffers the diagnostic messages.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_FRONTEND_TEXTDIAGNOSTICBUFFER_H
+#define LLVM_CLANG_FRONTEND_TEXTDIAGNOSTICBUFFER_H
+
+#include "clang/Basic/Diagnostic.h"
+#include "clang/Basic/SourceLocation.h"
+#include <cstddef>
+#include <string>
+#include <utility>
+#include <vector>
+
+namespace clang {
+
+class TextDiagnosticBuffer : public DiagnosticConsumer {
+public:
+  using DiagList = std::vector<std::pair<SourceLocation, std::string>>;
+  using iterator = DiagList::iterator;
+  using const_iterator = DiagList::const_iterator;
+
+private:
+  DiagList Errors, Warnings, Remarks, Notes;
+
+  /// All - All diagnostics in the order in which they were generated.  That
+  /// order likely doesn't correspond to user input order, but it at least
+  /// keeps notes in the right places.  Each pair in the vector is a diagnostic
+  /// level and an index into the corresponding DiagList above.
+  std::vector<std::pair<DiagnosticsEngine::Level, size_t>> All;
+
+public:
+  const_iterator err_begin() const { return Errors.begin(); }
+  const_iterator err_end() const { return Errors.end(); }
+
+  const_iterator warn_begin() const { return Warnings.begin(); }
+  const_iterator warn_end() const { return Warnings.end(); }
+
+  const_iterator remark_begin() const { return Remarks.begin(); }
+  const_iterator remark_end() const { return Remarks.end(); }
+
+  const_iterator note_begin() const { return Notes.begin(); }
+  const_iterator note_end() const { return Notes.end(); }
+
+  void HandleDiagnostic(DiagnosticsEngine::Level DiagLevel,
+                        const Diagnostic &Info) override;
+
+  /// FlushDiagnostics - Flush the buffered diagnostics to an given
+  /// diagnostic engine.
+  void FlushDiagnostics(DiagnosticsEngine &Diags) const;
+};
+
+} // namespace clang
+
+#endif // LLVM_CLANG_FRONTEND_TEXTDIAGNOSTICBUFFER_H