1 files changed, 28 insertions, 0 deletions

diff --git a/contrib/llvm-project/llvm/tools/llvm-cxxfilt/Opts.td b/contrib/llvm-project/llvm/tools/llvm-cxxfilt/Opts.td
new file mode 100644
index 000000000000..93f865245fe6
--- /dev/null
+++ b/contrib/llvm-project/llvm/tools/llvm-cxxfilt/Opts.td
@@ -0,0 +1,28 @@
+include "llvm/Option/OptParser.td"
+
+class F<string letter, string help> : Flag<["-"], letter>, HelpText<help>;
+class FF<string name, string help> : Flag<["--"], name>, HelpText<help>;
+
+multiclass BB<string name, string help1, string help2> {
+  def NAME: Flag<["--"], name>, HelpText<help1>;
+  def no_ # NAME: Flag<["--"], "no-" # name>, HelpText<help2>;
+}
+
+multiclass Eq<string name, string help> {
+  def NAME #_EQ : Joined<["--"], name #"=">,
+                  HelpText<help>;
+  def : Separate<["--"], name>, Alias<!cast<Joined>(NAME #_EQ)>;
+}
+
+def help : FF<"help", "Display this help">;
+defm strip_underscore : BB<"strip-underscore", "Strip the leading underscore", "Don't strip the leading underscore">;
+def types : FF<"types", "">;
+def version : FF<"version", "Display the version">;
+
+defm : Eq<"format", "Specify mangling format. Currently ignored because only 'gnu' is supported">;
+def : F<"s", "Alias for --format">;
+
+def : F<"_", "Alias for --strip-underscore">, Alias<strip_underscore>;
+def : F<"h", "Alias for --help">, Alias<help>;
+def : F<"n", "Alias for --no-strip-underscore">, Alias<no_strip_underscore>;
+def : F<"t", "Alias for --types">, Alias<types>;