[gn build] Port 939d8309dbd

diff --git a/llvm/utils/gn/secondary/clang/lib/Headers/BUILD.gn b/llvm/utils/gn/secondary/clang/lib/Headers/BUILD.gn
index 9c86dbf..38bbb68 100644 (file)
--- a/llvm/utils/gn/secondary/clang/lib/Headers/BUILD.gn
+++ b/llvm/utils/gn/secondary/clang/lib/Headers/BUILD.gn
@@ -82,6 +82,7 @@ copy("Headers") {
     "adxintrin.h",
     "altivec.h",
     "ammintrin.h",
+    "amxintrin.h",
     "arm64intr.h",
     "arm_acle.h",
     "arm_cmse.h",