[gn build] Port 22e8525dfdd7

diff --git a/llvm/utils/gn/secondary/libcxx/include/BUILD.gn b/llvm/utils/gn/secondary/libcxx/include/BUILD.gn
index 73eabf5..ecf9bff 100644 (file)
--- a/llvm/utils/gn/secondary/libcxx/include/BUILD.gn
+++ b/llvm/utils/gn/secondary/libcxx/include/BUILD.gn
@@ -402,6 +402,7 @@ if (current_toolchain == default_toolchain) {
       "__format/formatter_tuple.h",
       "__format/parser_std_format_spec.h",
       "__format/range_default_formatter.h",
+      "__format/range_formatter.h",
       "__format/unicode.h",
       "__functional/binary_function.h",
       "__functional/binary_negate.h",