Fix minor typo introduced in r276404

[hintonda]

Summary

A space was added between '-' and 'help' when emitting help output.

See https://reviews.llvm.org/D22621 for details.

[vsk]

Thanks, looks good!

llvm/trunk/lib/Support/CommandLine.cpp

bool CommandLineParser::ParseCommandLineOptions(int argc,
   }
 
   // Check and handle positional arguments now...
   if (NumPositionalRequired > PositionalVals.size()) {
       *Errs << ProgramName
              << ": Not enough positional command line arguments specified!\n"
              << "Must specify at least " << NumPositionalRequired
              << " positional argument" << (NumPositionalRequired > 1 ? "s" : "")
-             << ": See: " << argv[0] << " - help\n";
+             << ": See: " << argv[0] << " -help\n";
 
     ErrorParsing = true;
   } else if (!HasUnlimitedPositionals &&
              PositionalVals.size() > PositionalOpts.size()) {
     *Errs << ProgramName << ": Too many positional arguments specified!\n"
           << "Can specify at most " << PositionalOpts.size()
           << " positional arguments: See: " << argv[0] << " -help\n";
     ErrorParsing = true;