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-rw-r--r--clang/lib/Frontend/CompilerInvocation.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/clang/lib/Frontend/CompilerInvocation.cpp b/clang/lib/Frontend/CompilerInvocation.cpp
index 32b084d..a51d462 100644
--- a/clang/lib/Frontend/CompilerInvocation.cpp
+++ b/clang/lib/Frontend/CompilerInvocation.cpp
@@ -4202,6 +4202,10 @@ static void GeneratePreprocessorArgs(PreprocessorOptions &Opts,
((LangOpts.DeclareOpenCLBuiltins && I == "opencl-c-base.h") ||
I == "opencl-c.h"))
continue;
+ // Don't generate HLSL includes. They are implied by other flags that are
+ // generated elsewhere.
+ if (LangOpts.HLSL && I == "hlsl.h")
+ continue;
GenerateArg(Args, OPT_include, I, SA);
}