[gn build] Port 120fa8293e22

diff --git a/llvm/utils/gn/secondary/libcxx/include/BUILD.gn b/llvm/utils/gn/secondary/libcxx/include/BUILD.gn
index fe4052b..60c0e8f 100644 (file)
--- a/llvm/utils/gn/secondary/libcxx/include/BUILD.gn
+++ b/llvm/utils/gn/secondary/libcxx/include/BUILD.gn
@@ -73,6 +73,7 @@ if (current_toolchain == default_toolchain) {
       "__hash_table",
       "__iterator/concepts.h",
       "__iterator/incrementable_traits.h",
+      "__iterator/iterator_traits.h",
       "__iterator/readable_traits.h",
       "__libcpp_version",
       "__locale",