1 files changed, 8 insertions, 0 deletions
diff --git a/include/llvm/Support/CommandLine.h b/include/llvm/Support/CommandLine.h
index 4bb1c1f4ee..4d5dccd38c 100644
--- a/include/llvm/Support/CommandLine.h
+++ b/include/llvm/Support/CommandLine.h
@@ -1046,6 +1046,14 @@ struct aliasopt {
   void apply(alias &A) const { A.setAliasFor(Opt); }
 };
 
+/// Permit the tool to provide additional help output after the normal
+/// help output. To use this, create a function that returns void and
+/// takes no arguments. Assign its address to cl::MoreHelp. If set, 
+/// this function will be called just before the CommandLine exits
+/// after printing the help.
+/// @brief Optional pointer to additional help function
+extern void (*MoreHelp)();
+
 } // End namespace cl
 
 } // End namespace llvm