Add usage blurb

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@9246 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/tools/bugpoint/bugpoint.cpp b/tools/bugpoint/bugpoint.cpp
index 25fe1a25245fe04c7b88992952fd9a5d39deeb2f..646d43afef15add99ae7478af7e0aa20fe131e60 100644 (file)
--- a/tools/bugpoint/bugpoint.cpp
+++ b/tools/bugpoint/bugpoint.cpp
@@ -23,7 +23,10 @@ static cl::list<const PassInfo*, bool, PassNameParser>
 PassList(cl::desc("Passes available:"), cl::ZeroOrMore);
 
 int main(int argc, char **argv) {
-  cl::ParseCommandLineOptions(argc, argv);
+  cl::ParseCommandLineOptions(argc, argv,
+                              " LLVM automatic testcase reducer. See\nhttp://"
+                              "llvm.cs.uiuc.edu/docs/CommandGuide/bugpoint.html"
+                              " for more information.\n");
 
   BugDriver D(argv[0]);
   if (D.addSources(InputFilenames)) return 1;