Driver: Eliminate PipedJob, which is now unused.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@110014 91177308-0d34-0410-b5e6-96231b3b80d8

include/clang/Driver/Job.h

@@ -29,7 +29,6 @@ class Job {
 public:
   enum JobClass {
     CommandClass,
-    PipedJobClass,
     JobListClass
   };
 
@@ -86,39 +85,6 @@ public:
   static bool classof(const Command *) { return true; }
 };
 
-  /// PipedJob - A list of Commands which should be executed together
-  /// with their standard inputs and outputs connected.
-class PipedJob : public Job {
-public:
-  typedef llvm::SmallVector<Command*, 4> list_type;
-  typedef list_type::size_type size_type;
-  typedef list_type::iterator iterator;
-  typedef list_type::const_iterator const_iterator;
-
-private:
-  list_type Commands;
-
-public:
-  PipedJob();
-  virtual ~PipedJob();
-
-  /// Add a command to the piped job (taking ownership).
-  void addCommand(Command *C) { Commands.push_back(C); }
-
-  const list_type &getCommands() const { return Commands; }
-
-  size_type size() const { return Commands.size(); }
-  iterator begin() { return Commands.begin(); }
-  const_iterator begin() const { return Commands.begin(); }
-  iterator end() { return Commands.end(); }
-  const_iterator end() const { return Commands.end(); }
-
-  static bool classof(const Job *J) {
-    return J->getKind() == PipedJobClass;
-  }
-  static bool classof(const PipedJob *) { return true; }
-};
-
   /// JobList - A sequence of jobs to perform.
 class JobList : public Job {
 public:

lib/Driver/Compilation.cpp

@@ -83,10 +83,6 @@ void Compilation::PrintJob(llvm::raw_ostream &OS, const Job &J,
       OS << '"';
     }
     OS << Terminator;
-  } else if (const PipedJob *PJ = dyn_cast<PipedJob>(&J)) {
-    for (PipedJob::const_iterator
-           it = PJ->begin(), ie = PJ->end(); it != ie; ++it)
-      PrintJob(OS, **it, (it + 1 != PJ->end()) ? " |\n" : "\n", Quote);
   } else {
     const JobList *Jobs = cast<JobList>(&J);
     for (JobList::const_iterator
@@ -190,14 +186,6 @@ int Compilation::ExecuteJob(const Job &J,
                             const Command *&FailingCommand) const {
   if (const Command *C = dyn_cast<Command>(&J)) {
     return ExecuteCommand(*C, FailingCommand);
-  } else if (const PipedJob *PJ = dyn_cast<PipedJob>(&J)) {
-    // Piped commands with a single job are easy.
-    if (PJ->size() == 1)
-      return ExecuteCommand(**PJ->begin(), FailingCommand);
-
-    FailingCommand = *PJ->begin();
-    getDriver().Diag(clang::diag::err_drv_unsupported_opt) << "-pipe";
-    return 1;
   } else {
     const JobList *Jobs = cast<JobList>(&J);
     for (JobList::const_iterator

lib/Driver/Job.cpp

@@ -21,13 +21,6 @@ Command::Command(const Action &_Source, const Tool &_Creator,
 {
 }
 
-PipedJob::PipedJob() : Job(PipedJobClass) {}
-
-PipedJob::~PipedJob() {
-  for (iterator it = begin(), ie = end(); it != ie; ++it)
-    delete *it;
-}
-
 JobList::JobList() : Job(JobListClass) {}
 
 JobList::~JobList() {
@@ -36,9 +29,6 @@ JobList::~JobList() {
 }
 
 void Job::addCommand(Command *C) {
-  if (PipedJob *PJ = dyn_cast<PipedJob>(this))
-    PJ->addCommand(C);
-  else
-    cast<JobList>(this)->addJob(C);
+  cast<JobList>(this)->addJob(C);
 }