[gn] fix build after 992cb98462ab

diff --git a/llvm/utils/gn/secondary/clang/lib/CodeGen/BUILD.gn b/llvm/utils/gn/secondary/clang/lib/CodeGen/BUILD.gn
index cc1b23e..9e10d09 100644 (file)
--- a/llvm/utils/gn/secondary/clang/lib/CodeGen/BUILD.gn
+++ b/llvm/utils/gn/secondary/clang/lib/CodeGen/BUILD.gn
@@ -39,6 +39,7 @@ static_library("CodeGen") {
     "//llvm/lib/Transforms/Scalar",
     "//llvm/lib/Transforms/Utils",
   ]
+  include_dirs = [ "." ]
   sources = [
     "ABIInfo.cpp",
     "ABIInfoImpl.cpp",