diff --git a/clang/include/clang/Driver/Options.td b/clang/include/clang/Driver/Options.td
index 530bb53ea9b5e6f49768721af5e743e21b152a14..2faa65763234131e9b49b81a48c532b1d039c25b 100644
--- a/clang/include/clang/Driver/Options.td
+++ b/clang/include/clang/Driver/Options.td
@@ -1814,6 +1814,9 @@ def fgcc_compatible : Flag<["-"], "fgcc-compatible">,
   Flags<[CC1Option]>,
   MarshallingInfoFlag<DiagnosticOpts<"GccCompatible">>,
   HelpText<"Enable gcc compatibility for openEuler.">;
+def : Flag["-"], "fGNU-compatibility">,
+  Flags<[CC1Option]>, Alias<fgcc_compatible>,
+  HelpText<"Alias for -fgcc_compatible">;
 def fno_gcc_compatible : Flag<["-"], "fno-gcc-compatible">, Flags<[CC1Option]>;
 #endif