Hello,
could somebody please review and commit the atached patch for pr14831? Thank
you.
--
Lubos Lunak
[email protected]
diff --git a/lib/Rewrite/Frontend/InclusionRewriter.cpp b/lib/Rewrite/Frontend/InclusionRewriter.cpp
index 9e4bb3c..3a0a2e9 100644
--- a/lib/Rewrite/Frontend/InclusionRewriter.cpp
+++ b/lib/Rewrite/Frontend/InclusionRewriter.cpp
@@ -16,6 +16,7 @@
#include "clang/Basic/SourceManager.h"
#include "clang/Frontend/PreprocessorOutputOptions.h"
#include "clang/Lex/HeaderSearch.h"
+#include "clang/Lex/Pragma.h"
#include "clang/Lex/Preprocessor.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/Support/raw_ostream.h"
@@ -476,6 +477,13 @@ void clang::RewriteIncludesInInput(Preprocessor &PP, raw_ostream *OS,
InclusionRewriter *Rewrite = new InclusionRewriter(PP, *OS,
Opts.ShowLineMarkers);
PP.addPPCallbacks(Rewrite);
+ // Ignore all pragmas, otherwise there will be warnings about unknown pragmas
+ // (because there's nothing to handle them).
+ PP.AddPragmaHandler(new EmptyPragmaHandler());
+ // Ignore also all pragma in all namespaces created
+ // in Preprocessor::RegisterBuiltinPragmas().
+ PP.AddPragmaHandler("GCC", new EmptyPragmaHandler());
+ PP.AddPragmaHandler("clang", new EmptyPragmaHandler());
// First let the preprocessor process the entire file and call callbacks.
// Callbacks will record which #include's were actually performed.
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