Remove trailing whitespace

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21428 91177308-0d34-0410-b5e6-96231b3b80d8

65 files changed, 562 insertions, 562 deletions

diff --git a/tools/analyze/AnalysisWrappers.cpp b/tools/analyze/AnalysisWrappers.cpp
index 46ede0a153..dcbd349ff2 100644
--- a/tools/analyze/AnalysisWrappers.cpp
+++ b/tools/analyze/AnalysisWrappers.cpp
@@ -1,10 +1,10 @@
 //===- AnalysisWrappers.cpp - Wrappers around non-pass analyses -----------===//
-// 
+//
 //                     The LLVM Compiler Infrastructure
 //
 // This file was developed by the LLVM research group and is distributed under
 // the University of Illinois Open Source License. See LICENSE.TXT for details.
-// 
+//
 //===----------------------------------------------------------------------===//
 //
 // This file defines pass wrappers around LLVM analyses that don't make sense to
@@ -56,7 +56,7 @@ namespace {
     }
 
     void print(std::ostream &OS) const {}
-    
+
     virtual void getAnalysisUsage(AnalysisUsage &AU) const {
       AU.setPreservesAll();
     }
diff --git a/tools/analyze/GraphPrinters.cpp b/tools/analyze/GraphPrinters.cpp
index 9fd09c94fd..6f2ca5dd81 100644
--- a/tools/analyze/GraphPrinters.cpp
+++ b/tools/analyze/GraphPrinters.cpp
@@ -1,10 +1,10 @@
 //===- GraphPrinters.cpp - DOT printers for various graph types -----------===//
-// 
+//
 //                     The LLVM Compiler Infrastructure
 //
 // This file was developed by the LLVM research group and is distributed under
 // the University of Illinois Open Source License. See LICENSE.TXT for details.
-// 
+//
 //===----------------------------------------------------------------------===//
 //
 // This file defines several printers for various different types of graphs used
@@ -27,7 +27,7 @@ static void WriteGraphToFile(std::ostream &O, const std::string &GraphName,
   std::string Filename = GraphName + ".dot";
   O << "Writing '" << Filename << "'...";
   std::ofstream F(Filename.c_str());
-  
+
   if (F.good())
     WriteGraph(F, GT);
   else
@@ -46,7 +46,7 @@ namespace llvm {
     static std::string getGraphName(CallGraph *F) {
       return "Call Graph";
     }
-    
+
     static std::string getNodeLabel(CallGraphNode *Node, CallGraph *Graph) {
       if (Node->getFunction())
         return ((Value*)Node->getFunction())->getName();
@@ -65,7 +65,7 @@ namespace {
     }
 
     void print(std::ostream &OS) const {}
-    
+
     virtual void getAnalysisUsage(AnalysisUsage &AU) const {
       AU.addRequired<CallGraph>();
       AU.setPreservesAll();
diff --git a/tools/analyze/analyze.cpp b/tools/analyze/analyze.cpp
index 0ac70687da..2e73e345e0 100644
--- a/tools/analyze/analyze.cpp
+++ b/tools/analyze/analyze.cpp
@@ -1,14 +1,14 @@
 //===- analyze.cpp - The LLVM analyze utility -----------------------------===//
-// 
+//
 //                     The LLVM Compiler Infrastructure
 //
 // This file was developed by the LLVM research group and is distributed under
 // the University of Illinois Open Source License. See LICENSE.TXT for details.
-// 
+//
 //===----------------------------------------------------------------------===//
 //
 // This utility is designed to print out the results of running various analysis
-// passes on a program.  This is useful for understanding a program, or for 
+// passes on a program.  This is useful for understanding a program, or for
 // debugging an analysis pass.
 //
 //  analyze --help           - Output information about command line switches
@@ -37,11 +37,11 @@ struct ModulePassPrinter : public ModulePass {
   virtual bool runOnModule(Module &M) {
     std::cout << "Printing analysis '" << PassToPrint->getPassName() << "':\n";
     getAnalysisID<Pass>(PassToPrint).print(std::cout, &M);
-    
+
     // Get and print pass...
     return false;
   }
-  
+
   virtual const char *getPassName() const { return "'Pass' Printer"; }
 
   virtual void getAnalysisUsage(AnalysisUsage &AU) const {
@@ -150,7 +150,7 @@ int main(int argc, char **argv) {
     // Create a new optimization pass for each one specified on the command line
     for (unsigned i = 0; i < AnalysesList.size(); ++i) {
       const PassInfo *Analysis = AnalysesList[i];
-      
+
       if (Analysis->getNormalCtor()) {
         Pass *P = Analysis->getNormalCtor()();
         Passes.add(P);
diff --git a/tools/bugpoint/BugDriver.cpp b/tools/bugpoint/BugDriver.cpp
index ad520d7678..17e3374117 100644
--- a/tools/bugpoint/BugDriver.cpp
+++ b/tools/bugpoint/BugDriver.cpp
@@ -1,10 +1,10 @@
 //===- BugDriver.cpp - Top-Level BugPoint class implementation ------------===//
-// 
+//
 //                     The LLVM Compiler Infrastructure
 //
 // This file was developed by the LLVM research group and is distributed under
 // the University of Illinois Open Source License. See LICENSE.TXT for details.
-// 
+//
 //===----------------------------------------------------------------------===//
 //
 // This class contains all of the shared state and information that is used by
@@ -35,7 +35,7 @@ namespace {
   // otherwise the raw input run through an interpreter is used as the reference
   // source.
   //
-  cl::opt<std::string> 
+  cl::opt<std::string>
   OutputFile("output", cl::desc("Specify a reference program output "
                                 "(for miscompilation detection)"));
 }
diff --git a/tools/bugpoint/BugDriver.h b/tools/bugpoint/BugDriver.h
index 5e78145b6f..e610c67f70 100644
--- a/tools/bugpoint/BugDriver.h
+++ b/tools/bugpoint/BugDriver.h
@@ -1,10 +1,10 @@
 //===- BugDriver.h - Top-Level BugPoint class -------------------*- C++ -*-===//
-// 
+//
 //                     The LLVM Compiler Infrastructure
 //
 // This file was developed by the LLVM research group and is distributed under
 // the University of Illinois Open Source License. See LICENSE.TXT for details.
-// 
+//
 //===----------------------------------------------------------------------===//
 //
 // This class contains all of the shared state and information that is used by
@@ -76,7 +76,7 @@ public:
   /// reasonable, and figure out exactly which pass is crashing.
   ///
   bool debugOptimizerCrash();
-  
+
   /// debugCodeGeneratorCrash - This method is called when the code generator
   /// crashes on an input.  It attempts to reduce the input as much as possible
   /// while still causing the code generator to crash.
@@ -139,7 +139,7 @@ public:
   void switchToInterpreter(AbstractInterpreter *AI) {
     Interpreter = AI;
   }
- 
+
   /// setNewProgram - If we reduce or update the program somehow, call this
   /// method to update bugdriver with it.  This deletes the old module and sets
   /// the specified one as the current program.
diff --git a/tools/bugpoint/CrashDebugger.cpp b/tools/bugpoint/CrashDebugger.cpp
index 4d8011df28..6f0e3de0f4 100644
--- a/tools/bugpoint/CrashDebugger.cpp
+++ b/tools/bugpoint/CrashDebugger.cpp
@@ -1,10 +1,10 @@
 //===- CrashDebugger.cpp - Debug compilation crashes ----------------------===//
-// 
+//
 //                     The LLVM Compiler Infrastructure
 //
 // This file was developed by the LLVM research group and is distributed under
 // the University of Illinois Open Source License. See LICENSE.TXT for details.
-// 
+//
 //===----------------------------------------------------------------------===//
 //
 // This file defines the bugpoint internals that narrow down compilation crashes
@@ -36,7 +36,7 @@ namespace llvm {
     BugDriver &BD;
   public:
     ReducePassList(BugDriver &bd) : BD(bd) {}
-    
+
     // doTest - Return true iff running the "removed" passes succeeds, and
     // running the "Kept" passes fail when run on the output of the "removed"
     // passes.  If we return true, we update the current module of bugpoint.
@@ -72,7 +72,7 @@ ReducePassList::doTest(std::vector<const PassInfo*> &Prefix,
 
   std::cout << "Checking to see if these passes crash: "
             << getPassesString(Suffix) << ": ";
-  
+
   if (BD.runPasses(Suffix)) {
     delete OrigProgram;            // The suffix crashes alone...
     return KeepSuffix;
@@ -94,7 +94,7 @@ namespace llvm {
     ReduceCrashingFunctions(BugDriver &bd,
                             bool (*testFn)(BugDriver &, Module *))
       : BD(bd), TestFn(testFn) {}
-    
+
     virtual TestResult doTest(std::vector<Function*> &Prefix,
                               std::vector<Function*> &Kept) {
       if (!Kept.empty() && TestFuncs(Kept))
@@ -103,7 +103,7 @@ namespace llvm {
         return KeepPrefix;
       return NoFailure;
     }
-    
+
     bool TestFuncs(std::vector<Function*> &Prefix);
   };
 }
@@ -111,11 +111,11 @@ namespace llvm {
 bool ReduceCrashingFunctions::TestFuncs(std::vector<Function*> &Funcs) {
   // Clone the program to try hacking it apart...
   Module *M = CloneModule(BD.getProgram());
-  
+
   // Convert list to set for fast lookup...
   std::set<Function*> Functions;
   for (unsigned i = 0, e = Funcs.size(); i != e; ++i) {
-    Function *CMF = M->getFunction(Funcs[i]->getName(), 
+    Function *CMF = M->getFunction(Funcs[i]->getName(),
                                    Funcs[i]->getFunctionType());
     assert(CMF && "Function not in module?!");
     Functions.insert(CMF);
@@ -157,7 +157,7 @@ namespace {
   public:
     ReduceCrashingBlocks(BugDriver &bd, bool (*testFn)(BugDriver &, Module *))
       : BD(bd), TestFn(testFn) {}
-    
+
     virtual TestResult doTest(std::vector<const BasicBlock*> &Prefix,
                               std::vector<const BasicBlock*> &Kept) {
       if (!Kept.empty() && TestBlocks(Kept))
@@ -166,7 +166,7 @@ namespace {
         return KeepPrefix;
       return NoFailure;
     }
-    
+
     bool TestBlocks(std::vector<const BasicBlock*> &Prefix);
   };
 }
@@ -174,7 +174,7 @@ namespace {
 bool ReduceCrashingBlocks::TestBlocks(std::vector<const BasicBlock*> &BBs) {
   // Clone the program to try hacking it apart...
   Module *M = CloneModule(BD.getProgram());
-  
+
   // Convert list to set for fast lookup...
   std::set<BasicBlock*> Blocks;
   for (unsigned i = 0, e = BBs.size(); i != e; ++i) {
@@ -214,7 +214,7 @@ bool ReduceCrashingBlocks::TestBlocks(std::vector<const BasicBlock*> &BBs) {
 
         // Delete the old terminator instruction...
         BB->getInstList().pop_back();
-        
+
         // Add a new return instruction of the appropriate type...
         const Type *RetTy = BB->getParent()->getReturnType();
         new ReturnInst(RetTy == Type::VoidTy ? 0 :
@@ -274,7 +274,7 @@ static bool DebugACrash(BugDriver &BD,  bool (*TestFn)(BugDriver &, Module *)) {
         I->setLinkage(GlobalValue::ExternalLinkage);
         DeletedInit = true;
       }
-    
+
     if (!DeletedInit) {
       delete M;  // No change made...
     } else {
@@ -290,7 +290,7 @@ static bool DebugACrash(BugDriver &BD,  bool (*TestFn)(BugDriver &, Module *)) {
       }
     }
   }
-  
+
   // Now try to reduce the number of functions in the module to something small.
   std::vector<Function*> Functions;
   for (Module::iterator I = BD.getProgram()->begin(),
@@ -343,7 +343,7 @@ static bool DebugACrash(BugDriver &BD,  bool (*TestFn)(BugDriver &, Module *)) {
     //
     unsigned InstructionsToSkipBeforeDeleting = 0;
   TryAgain:
-    
+
     // Loop over all of the (non-terminator) instructions remaining in the
     // function, attempting to delete them.
     unsigned CurInstructionNum = 0;
@@ -359,7 +359,7 @@ static bool DebugACrash(BugDriver &BD,  bool (*TestFn)(BugDriver &, Module *)) {
             } else {
               std::cout << "Checking instruction '" << I->getName() << "': ";
               Module *M = BD.deleteInstructionFromProgram(I, Simplification);
-              
+
               // Find out if the pass still crashes on this pass...
               if (TestFn(BD, M)) {
                 // Yup, it does, we delete the old module, and continue trying
@@ -369,7 +369,7 @@ static bool DebugACrash(BugDriver &BD,  bool (*TestFn)(BugDriver &, Module *)) {
                 InstructionsToSkipBeforeDeleting = CurInstructionNum;
                 goto TryAgain;  // I wish I had a multi-level break here!
               }
-              
+
               // This pass didn't crash without this instruction, try the next
               // one.
               delete M;
@@ -379,14 +379,14 @@ static bool DebugACrash(BugDriver &BD,  bool (*TestFn)(BugDriver &, Module *)) {
       InstructionsToSkipBeforeDeleting = 0;
       goto TryAgain;
     }
-      
+
   } while (Simplification);
 
   // Try to clean up the testcase by running funcresolve and globaldce...
   std::cout << "\n*** Attempting to perform final cleanups: ";
   Module *M = CloneModule(BD.getProgram());
   M = BD.performFinalCleanups(M, true);
-            
+
   // Find out if the pass still crashes on the cleaned up program...
   if (TestFn(BD, M)) {
     BD.setNewProgram(M);     // Yup, it does, keep the reduced version...
@@ -398,7 +398,7 @@ static bool DebugACrash(BugDriver &BD,  bool (*TestFn)(BugDriver &, Module *)) {
   if (AnyReduction)
     BD.EmitProgressBytecode("reduced-simplified");
 
-  return false;  
+  return false;
 }
 
 static bool TestForOptimizerCrash(BugDriver &BD, Module *M) {
diff --git a/tools/bugpoint/ExecutionDriver.cpp b/tools/bugpoint/ExecutionDriver.cpp
index 966902cec8..972338acad 100644
--- a/tools/bugpoint/ExecutionDriver.cpp
+++ b/tools/bugpoint/ExecutionDriver.cpp
@@ -1,10 +1,10 @@
 //===- ExecutionDriver.cpp - Allow execution of LLVM program --------------===//
-// 
+//
 //                     The LLVM Compiler Infrastructure
 //
 // This file was developed by the LLVM research group and is distributed under
 // the University of Illinois Open Source License. See LICENSE.TXT for details.
-// 
+//
 //===----------------------------------------------------------------------===//
 //
 // This file contains code used to execute the program utilizing one of the
@@ -276,7 +276,7 @@ std::string BugDriver::compileSharedObject(const std::string &BytecodeFile) {
 #endif
 
   std::string SharedObjectFile;
-  if (gcc->MakeSharedObject(OutputCFile.toString(), GCC::CFile, 
+  if (gcc->MakeSharedObject(OutputCFile.toString(), GCC::CFile,
                             SharedObjectFile))
     exit(1);
 
@@ -303,7 +303,7 @@ bool BugDriver::diffProgram(const std::string &BytecodeFile,
   // If we're checking the program exit code, assume anything nonzero is bad.
   if (CheckProgramExitCode && ProgramExitedNonzero) {
     Output.destroyFile();
-    if (RemoveBytecode) 
+    if (RemoveBytecode)
       sys::Path(BytecodeFile).destroyFile();
     return true;
   }
@@ -319,7 +319,7 @@ bool BugDriver::diffProgram(const std::string &BytecodeFile,
     }
     FilesDifferent = true;
   }
-  
+
   // Remove the generated output.
   Output.destroyFile();
 
diff --git a/tools/bugpoint/ExtractFunction.cpp b/tools/bugpoint/ExtractFunction.cpp
index 1c7225d73f..7f9005a19f 100644
--- a/tools/bugpoint/ExtractFunction.cpp
+++ b/tools/bugpoint/ExtractFunction.cpp
@@ -1,10 +1,10 @@
 //===- ExtractFunction.cpp - Extract a function from Program --------------===//
-// 
+//
 //                     The LLVM Compiler Infrastructure
 //
 // This file was developed by the LLVM research group and is distributed under
 // the University of Illinois Open Source License. See LICENSE.TXT for details.
-// 
+//
 //===----------------------------------------------------------------------===//
 //
 // This file implements several methods that are used to extract functions,
@@ -104,7 +104,7 @@ Module *BugDriver::performFinalCleanups(Module *M, bool MayModifySemantics) {
   // Make all functions external, so GlobalDCE doesn't delete them...
   for (Module::iterator I = M->begin(), E = M->end(); I != E; ++I)
     I->setLinkage(GlobalValue::ExternalLinkage);
-  
+
   std::vector<const PassInfo*> CleanupPasses;
   CleanupPasses.push_back(getPI(createFunctionResolvingPass()));
   CleanupPasses.push_back(getPI(createGlobalDCEPass()));
@@ -155,7 +155,7 @@ Module *BugDriver::ExtractLoop(Module *M) {
     for (unsigned i = 0, e = M->size(); i != e; ++i)
       ++MI;
   }
-  
+
   return NewM;
 }
 
@@ -251,7 +251,7 @@ bool BlockExtractorPass::runOnModule(Module &M) {
 
   for (unsigned i = 0, e = BlocksToExtract.size(); i != e; ++i)
     ExtractBasicBlock(BlocksToExtract[i]);
-  
+
   return !BlocksToExtract.empty();
 }
 
diff --git a/tools/bugpoint/ListReducer.h b/tools/bugpoint/ListReducer.h
index 4057a0f454..daeadba885 100644
--- a/tools/bugpoint/ListReducer.h
+++ b/tools/bugpoint/ListReducer.h
@@ -1,10 +1,10 @@
 //===- ListReducer.h - Trim down list while retaining property --*- C++ -*-===//
-// 
+//
 //                     The LLVM Compiler Infrastructure
 //
 // This file was developed by the LLVM research group and is distributed under
 // the University of Illinois Open Source License. See LICENSE.TXT for details.
-// 
+//
 //===----------------------------------------------------------------------===//
 //
 // This class is to be used as a base class for operations that want to zero in
@@ -48,7 +48,7 @@ struct ListReducer {
     case KeepPrefix:
       if (TheList.size() == 1) // we are done, it's the base case and it fails
         return true;
-      else 
+      else
         break; // there's definitely an error, but we need to narrow it down
 
     case KeepSuffix:
@@ -107,7 +107,7 @@ struct ListReducer {
             Changed = true;
           }
         }
-        // This can take a long time if left uncontrolled.  For now, don't 
+        // This can take a long time if left uncontrolled.  For now, don't
         // iterate.
         break;
       }
diff --git a/tools/bugpoint/Miscompilation.cpp b/tools/bugpoint/Miscompilation.cpp
index e72563be53..c7f954df3c 100644
--- a/tools/bugpoint/Miscompilation.cpp
+++ b/tools/bugpoint/Miscompilation.cpp
@@ -1,10 +1,10 @@
 //===- Miscompilation.cpp - Debug program miscompilations -----------------===//
-// 
+//
 //                     The LLVM Compiler Infrastructure