Add (hidden) TableGen command option '-clang-component' which specifies the

component's warnings to process for '-gen-clang-diags-defs'.

Also, when the component is specified, generate a '#if' prologue at the top of
the generated .def file (to match the current files).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@66975 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 3 insertions, 1 deletions

diff --git a/utils/TableGen/ClangDiagnosticsEmitter.h b/utils/TableGen/ClangDiagnosticsEmitter.h
index 9397970..bedfe5a 100644
--- a/utils/TableGen/ClangDiagnosticsEmitter.h
+++ b/utils/TableGen/ClangDiagnosticsEmitter.h
@@ -23,8 +23,10 @@ namespace llvm {
 ///
 class ClangDiagsDefsEmitter : public TableGenBackend {
   RecordKeeper &Records;
+  const std::string& Component;
 public:
-  explicit ClangDiagsDefsEmitter(RecordKeeper &R) : Records(R) {}
+  explicit ClangDiagsDefsEmitter(RecordKeeper &R, const std::string& component)
+    : Records(R), Component(component) {}
 
   // run - Output the .def file contents
   void run(std::ostream &OS);