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-rw-r--r--lib/Frontend/CompilerInstance.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/Frontend/CompilerInstance.cpp b/lib/Frontend/CompilerInstance.cpp
index a7f0770ec7..27f96b0974 100644
--- a/lib/Frontend/CompilerInstance.cpp
+++ b/lib/Frontend/CompilerInstance.cpp
@@ -243,6 +243,8 @@ void CompilerInstance::createPreprocessor() {
InitializePreprocessor(*PP, PPOpts, getHeaderSearchOpts(), getFrontendOpts());
+ PP->setPreprocessedOutput(getPreprocessorOutputOpts().ShowCPP);
+
// Set up the module path, including the hash for the
// module-creation options.
SmallString<256> SpecificModuleCache(