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-rw-r--r--lib/Frontend/PrintPreprocessedOutput.cpp6
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/Frontend/PrintPreprocessedOutput.cpp b/lib/Frontend/PrintPreprocessedOutput.cpp
index 44e0e13..02afd24 100644
--- a/lib/Frontend/PrintPreprocessedOutput.cpp
+++ b/lib/Frontend/PrintPreprocessedOutput.cpp
@@ -448,7 +448,8 @@ static int MacroIDCompare(const void* a, const void* b) {
static void DoPrintMacros(Preprocessor &PP, llvm::raw_ostream *OS) {
// -dM mode just scans and ignores all tokens in the files, then dumps out
// the macro table at the end.
- PP.EnterMainSourceFile();
+ if (PP.EnterMainSourceFile())
+ return;
Token Tok;
do PP.Lex(Tok);
@@ -495,7 +496,8 @@ void clang::DoPrintPreprocessedInput(Preprocessor &PP, llvm::raw_ostream *OS,
PP.addPPCallbacks(Callbacks);
// After we have configured the preprocessor, enter the main file.
- PP.EnterMainSourceFile();
+ if (PP.EnterMainSourceFile())
+ return;
// Consume all of the tokens that come from the predefines buffer. Those
// should not be emitted into the output and are guaranteed to be at the
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