Add stub for PTHLexer::isNextPPTokenLParen().

llvm-svn: 59670

2 files changed, 11 insertions, 1 deletions

diff --git a/clang/include/clang/Lex/PTHLexer.h b/clang/include/clang/Lex/PTHLexer.h
index bdaba760cf3..5118c5c7bec 100644
--- a/clang/include/clang/Lex/PTHLexer.h
+++ b/clang/include/clang/Lex/PTHLexer.h
@@ -60,6 +60,11 @@ public:
   /// ReadToEndOfLine - Read the rest of the current preprocessor line as an
   /// uninterpreted string.  This switches the lexer out of directive mode.
   void DiscardToEndOfLine();
+  
+  /// isNextPPTokenLParen - Return 1 if the next unexpanded token will return a
+  /// tok::l_paren token, 0 if it is something else and 2 if there are no more
+  /// tokens controlled by this lexer.
+  unsigned isNextPPTokenLParen();
 };
 
 }  // end namespace clang
diff --git a/clang/lib/Lex/PTHLexer.cpp b/clang/lib/Lex/PTHLexer.cpp
index 15d56039692..e9d6d4794f9 100644
--- a/clang/lib/Lex/PTHLexer.cpp
+++ b/clang/lib/Lex/PTHLexer.cpp
@@ -80,6 +80,11 @@ void PTHLexer::setEOF(Token& Tok) {
 void PTHLexer::DiscardToEndOfLine() {
   assert(ParsingPreprocessorDirective && ParsingFilename == false &&
          "Must be in a preprocessing directive!");
-  
   assert (0 && "Not implemented.");
 }
+
+unsigned PTHLexer::isNextPPTokenLParen() {
+  assert (0 && "Not implemented.");
+  return 0;
+}
+