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-rw-r--r--lib/Frontend/CompilerInstance.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/Frontend/CompilerInstance.cpp b/lib/Frontend/CompilerInstance.cpp
index 9ff2e9d1be..dea698d593 100644
--- a/lib/Frontend/CompilerInstance.cpp
+++ b/lib/Frontend/CompilerInstance.cpp
@@ -207,6 +207,10 @@ CompilerInstance::createPreprocessor(Diagnostic &Diags,
if (!DepOpts.OutputFile.empty())
AttachDependencyFileGen(*PP, DepOpts);
+ // Handle generating header include information, if requested.
+ if (DepOpts.ShowHeaderIncludes)
+ AttachHeaderIncludeGen(*PP);
+
return PP;
}