[gn build] Port d1705c1196f
diff --git a/llvm/utils/gn/secondary/clang/lib/Headers/BUILD.gn b/llvm/utils/gn/secondary/clang/lib/Headers/BUILD.gn
index ec816ec..f1c4bfd 100644
--- a/llvm/utils/gn/secondary/clang/lib/Headers/BUILD.gn
+++ b/llvm/utils/gn/secondary/clang/lib/Headers/BUILD.gn
@@ -62,6 +62,7 @@
"__clang_cuda_device_functions.h",
"__clang_cuda_intrinsics.h",
"__clang_cuda_libdevice_declares.h",
+ "__clang_cuda_math.h",
"__clang_cuda_math_forward_declares.h",
"__clang_cuda_runtime_wrapper.h",
"__stddef_max_align_t.h",