PR14303: Add a NoDriverOption flag to those options which are not accepted by

the driver (the options defined in CC1Options.td) and exclude their help from
"clang --help".

llvm-svn: 167638

1 files changed, 4 insertions, 6 deletions

diff --git a/clang/lib/Driver/OptTable.cpp b/clang/lib/Driver/OptTable.cpp
index db59298..6e7b695 100644
--- a/clang/lib/Driver/OptTable.cpp
+++ b/clang/lib/Driver/OptTable.cpp
@@ -163,10 +163,6 @@ const Option OptTable::getOption(OptSpecifier Opt) const {
   return Option(&getInfo(id), this);
 }
 
-bool OptTable::isOptionHelpHidden(OptSpecifier id) const {
-  return getInfo(id).Flags & options::HelpHidden;
-}
-
 static bool isInput(const llvm::StringSet<> &Prefixes, StringRef Arg) {
   if (Arg == "-")
     return true;
@@ -350,7 +346,8 @@ static const char *getOptionHelpGroup(const OptTable &Opts, OptSpecifier Id) {
 }
 
 void OptTable::PrintHelp(raw_ostream &OS, const char *Name,
-                         const char *Title, bool ShowHidden) const {
+                         const char *Title, unsigned short FlagsToInclude,
+                         unsigned short FlagsToExclude) const {
   OS << "OVERVIEW: " << Title << "\n";
   OS << '\n';
   OS << "USAGE: " << Name << " [options] <inputs>\n";
@@ -369,7 +366,8 @@ void OptTable::PrintHelp(raw_ostream &OS, const char *Name,
     if (getOptionKind(Id) == Option::GroupClass)
       continue;
 
-    if (!ShowHidden && isOptionHelpHidden(Id))
+    if ((FlagsToInclude && !(getInfo(Id).Flags & FlagsToInclude)) ||
+        getInfo(Id).Flags & FlagsToExclude)
       continue;
 
     if (const char *Text = getOptionHelpText(Id)) {