Revert r311552: [Bash-autocompletion] Add support for static analyzer…

… flags

This reverts commit r311552 because it broke ubsan and asan bots.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@311557 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/Option/OptParser.td

@@ -93,7 +93,6 @@ class Option<list<string> prefixes, string name, OptionKind kind> {
   string HelpText = ?;
   string MetaVarName = ?;
   string Values = ?;
-  code ValuesCode = ?;
   list<OptionFlag> Flags = [];
   OptionGroup Group = ?;
   Option Alias = ?;
@@ -129,7 +128,6 @@ class Group<OptionGroup group> { OptionGroup Group = group; }
 class HelpText<string text> { string HelpText = text; }
 class MetaVarName<string name> { string MetaVarName = name; }
 class Values<string value> { string Values = value; }
-class ValuesCode<code valuecode> { code ValuesCode = valuecode; }
 
 // Predefined options.
 

include/llvm/Option/OptTable.h

@@ -57,8 +57,8 @@ class OptTable {
   };
 
 private:
-  /// \brief The option information table.
-  std::vector<Info> OptionInfos;
+  /// \brief The static option information table.
+  ArrayRef<Info> OptionInfos;
   bool IgnoreCase;
 
   unsigned TheInputOptionID = 0;
@@ -143,17 +143,6 @@ class OptTable {
   std::vector<std::string> findByPrefix(StringRef Cur,
                                         unsigned short DisableFlags) const;
 
-  /// Add Values to Option's Values class
-  ///
-  /// \param [in] Option - Prefix + Name of the flag which Values will be
-  ///  changed. For example, "-analyzer-checker".
-  /// \param [in] Values - String of Values seperated by ",", such as
-  ///  "foo, bar..", where foo and bar is the argument which the Option flag
-  ///  takes
-  ///
-  /// \return true in success, and false in fail.
-  bool addValues(const char *Option, const char *Values);
-
   /// \brief Parse a single argument; returning the new argument and
   /// updating Index.
   ///

lib/Option/OptTable.cpp

@@ -196,7 +196,7 @@ static unsigned matchOption(const OptTable::Info *I, StringRef Str,
 
 // Returns true if one of the Prefixes + In.Names matches Option
 static bool optionMatches(const OptTable::Info &In, StringRef Option) {
-  if (In.Prefixes)
+  if (In.Values && In.Prefixes)
     for (size_t I = 0; In.Prefixes[I]; I++)
       if (Option == std::string(In.Prefixes[I]) + In.Name)
         return true;
@@ -209,9 +209,8 @@ static bool optionMatches(const OptTable::Info &In, StringRef Option) {
 std::vector<std::string>
 OptTable::suggestValueCompletions(StringRef Option, StringRef Arg) const {
   // Search all options and return possible values.
-  for (size_t I = FirstSearchableIndex, E = OptionInfos.size(); I < E; I++) {
-    const Info &In = OptionInfos[I];
-    if (!In.Values || !optionMatches(In, Option))
+  for (const Info &In : OptionInfos.slice(FirstSearchableIndex)) {
+    if (!optionMatches(In, Option))
       continue;
 
     SmallVector<StringRef, 8> Candidates;
@@ -229,8 +228,7 @@ OptTable::suggestValueCompletions(StringRef Option, StringRef Arg) const {
 std::vector<std::string>
 OptTable::findByPrefix(StringRef Cur, unsigned short DisableFlags) const {
   std::vector<std::string> Ret;
-  for (size_t I = FirstSearchableIndex, E = OptionInfos.size(); I < E; I++) {
-    const Info &In = OptionInfos[I];
+  for (const Info &In : OptionInfos.slice(FirstSearchableIndex)) {
     if (!In.Prefixes || (!In.HelpText && !In.GroupID))
       continue;
     if (In.Flags & DisableFlags)
@@ -247,17 +245,6 @@ OptTable::findByPrefix(StringRef Cur, unsigned short DisableFlags) const {
   return Ret;
 }
 
-bool OptTable::addValues(const char *Option, const char *Values) {
-  for (size_t I = FirstSearchableIndex, E = OptionInfos.size(); I < E; I++) {
-    Info &In = OptionInfos[I];
-    if (optionMatches(In, Option)) {
-      In.Values = Values;
-      return true;
-    }
-  }
-  return false;
-}
-
 Arg *OptTable::ParseOneArg(const ArgList &Args, unsigned &Index,
                            unsigned FlagsToInclude,
                            unsigned FlagsToExclude) const {
@@ -269,8 +256,8 @@ Arg *OptTable::ParseOneArg(const ArgList &Args, unsigned &Index,
   if (isInput(PrefixesUnion, Str))
     return new Arg(getOption(TheInputOptionID), Str, Index++, Str);
 
-  const Info *Start = OptionInfos.data() + FirstSearchableIndex;
-  const Info *End = OptionInfos.data() + OptionInfos.size();
+  const Info *Start = OptionInfos.begin() + FirstSearchableIndex;
+  const Info *End = OptionInfos.end();
   StringRef Name = StringRef(Str).ltrim(PrefixChars);
 
   // Search for the first next option which could be a prefix.

utils/TableGen/OptParserEmitter.cpp

@@ -298,31 +298,5 @@ void EmitOptParser(RecordKeeper &Records, raw_ostream &OS) {
     OS << ")\n";
   }
   OS << "#endif // OPTION\n";
-
-  OS << "\n";
-  OS << "#ifdef OPTTABLE_ARG_INIT\n";
-  OS << "//////////\n";
-  OS << "// Option Values\n\n";
-  for (unsigned I = 0, E = Opts.size(); I != E; ++I) {
-    const Record &R = *Opts[I];
-    if (isa<UnsetInit>(R.getValueInit("ValuesCode")))
-      continue;
-    OS << "{\n";
-    OS << R.getValueAsString("ValuesCode");
-    OS << "\n";
-    for (const std::string &Pref : R.getValueAsListOfStrings("Prefixes")) {
-      OS << "bool ValuesWereAdded = ";
-      OS << "Opt.addValues(";
-      std::string S = (Pref + R.getValueAsString("Name")).str();
-      write_cstring(OS, S);
-      OS << ", Values);\n";
-      OS << "(void)ValuesWereAdded;\n";
-      OS << "assert(ValuesWereAdded && \"Couldn't add values to "
-            "OptTable!\");\n";
-    }
-    OS << "}\n";
-  }
-  OS << "\n";
-  OS << "#endif // OPTTABLE_ARG_INIT\n";
 }
 } // end namespace llvm